1! Test allocatable assignments
2! RUN: bbc -emit-fir %s -o - | FileCheck %s
3
4module alloc_assign
5  type t
6    integer :: i
7  end type
8contains
9
10! -----------------------------------------------------------------------------
11!            Test simple scalar RHS
12! -----------------------------------------------------------------------------
13
14! CHECK-LABEL: func @_QMalloc_assignPtest_simple_scalar(
15! CHECK-SAME: %[[VAL_0:.*]]: !fir.ref<!fir.box<!fir.heap<f32>>>{{.*}}) {
16subroutine test_simple_scalar(x)
17  real, allocatable  :: x
18! CHECK:  %[[VAL_1:.*]] = arith.constant 4.200000e+01 : f32
19! CHECK:  %[[VAL_2:.*]] = fir.load %[[VAL_0]] : !fir.ref<!fir.box<!fir.heap<f32>>>
20! CHECK:  %[[VAL_3:.*]] = fir.box_addr %[[VAL_2]] : (!fir.box<!fir.heap<f32>>) -> !fir.heap<f32>
21! CHECK:  %[[VAL_4:.*]] = fir.convert %[[VAL_3]] : (!fir.heap<f32>) -> i64
22! CHECK:  %[[VAL_5:.*]] = arith.constant 0 : i64
23! CHECK:  %[[VAL_6:.*]] = arith.cmpi ne, %[[VAL_4]], %[[VAL_5]] : i64
24! CHECK:  %[[VAL_7:.*]]:2 = fir.if %[[VAL_6]] -> (i1, !fir.heap<f32>) {
25! CHECK:    %[[VAL_8:.*]] = arith.constant false
26! CHECK:    %[[VAL_9:.*]] = fir.if %[[VAL_8]] -> (!fir.heap<f32>) {
27! CHECK:      %[[VAL_10:.*]] = fir.allocmem f32 {uniq_name = ".auto.alloc"}
28! CHECK:      fir.result %[[VAL_10]] : !fir.heap<f32>
29! CHECK:    } else {
30! CHECK:      fir.result %[[VAL_3]] : !fir.heap<f32>
31! CHECK:    }
32! CHECK:    fir.result %[[VAL_8]], %[[VAL_11:.*]] : i1, !fir.heap<f32>
33! CHECK:  } else {
34! CHECK:    %[[VAL_12:.*]] = arith.constant true
35! CHECK:    %[[VAL_13:.*]] = fir.allocmem f32 {uniq_name = ".auto.alloc"}
36! CHECK:    fir.result %[[VAL_12]], %[[VAL_13]] : i1, !fir.heap<f32>
37! CHECK:  }
38! CHECK:  fir.store %[[VAL_1]] to %[[VAL_14:.*]]#1 : !fir.heap<f32>
39! CHECK:  fir.if %[[VAL_14]]#0 {
40! CHECK:    fir.if %[[VAL_6]] {
41! CHECK:      fir.freemem %[[VAL_3]]
42! CHECK:    }
43! CHECK:    %[[VAL_15:.*]] = fir.embox %[[VAL_14]]#1 : (!fir.heap<f32>) -> !fir.box<!fir.heap<f32>>
44! CHECK:    fir.store %[[VAL_15]] to %[[VAL_0]] : !fir.ref<!fir.box<!fir.heap<f32>>>
45! CHECK:  }
46  x = 42.
47end subroutine
48
49! CHECK-LABEL: func @_QMalloc_assignPtest_simple_local_scalar() {
50subroutine test_simple_local_scalar()
51  real, allocatable  :: x
52! CHECK:  %[[VAL_1:.*]] = fir.alloca !fir.heap<f32> {uniq_name = "_QMalloc_assignFtest_simple_local_scalarEx.addr"}
53! CHECK:  %[[VAL_2:.*]] = fir.zero_bits !fir.heap<f32>
54! CHECK:  fir.store %[[VAL_2]] to %[[VAL_1]] : !fir.ref<!fir.heap<f32>>
55! CHECK:  %[[VAL_3:.*]] = arith.constant 4.200000e+01 : f32
56! CHECK:  %[[VAL_4:.*]] = fir.load %[[VAL_1]] : !fir.ref<!fir.heap<f32>>
57! CHECK:  %[[VAL_5:.*]] = fir.convert %[[VAL_4]] : (!fir.heap<f32>) -> i64
58! CHECK:  %[[VAL_6:.*]] = arith.constant 0 : i64
59! CHECK:  %[[VAL_7:.*]] = arith.cmpi ne, %[[VAL_5]], %[[VAL_6]] : i64
60! CHECK:  %[[VAL_8:.*]]:2 = fir.if %[[VAL_7]] -> (i1, !fir.heap<f32>) {
61! CHECK:    %[[VAL_9:.*]] = arith.constant false
62! CHECK:    %[[VAL_10:.*]] = fir.if %[[VAL_9]] -> (!fir.heap<f32>) {
63! CHECK:      %[[VAL_11:.*]] = fir.allocmem f32 {uniq_name = ".auto.alloc"}
64! CHECK:      fir.result %[[VAL_11]] : !fir.heap<f32>
65! CHECK:    } else {
66! CHECK:      fir.result %[[VAL_4]] : !fir.heap<f32>
67! CHECK:    }
68! CHECK:    fir.result %[[VAL_9]], %[[VAL_12:.*]] : i1, !fir.heap<f32>
69! CHECK:  } else {
70! CHECK:    %[[VAL_13:.*]] = arith.constant true
71! CHECK:    %[[VAL_14:.*]] = fir.allocmem f32 {uniq_name = ".auto.alloc"}
72! CHECK:    fir.result %[[VAL_13]], %[[VAL_14]] : i1, !fir.heap<f32>
73! CHECK:  }
74! CHECK:  fir.store %[[VAL_3]] to %[[VAL_15:.*]]#1 : !fir.heap<f32>
75! CHECK:  fir.if %[[VAL_15]]#0 {
76! CHECK:    fir.if %[[VAL_7]] {
77! CHECK:      fir.freemem %[[VAL_4]]
78! CHECK:    }
79! CHECK:    fir.store %[[VAL_15]]#1 to %[[VAL_1]] : !fir.ref<!fir.heap<f32>>
80! CHECK:  }
81  x = 42.
82end subroutine
83
84! -----------------------------------------------------------------------------
85!            Test character scalar RHS
86! -----------------------------------------------------------------------------
87
88! CHECK-LABEL: func @_QMalloc_assignPtest_deferred_char_scalar(
89! CHECK-SAME:  %[[VAL_0:.*]]: !fir.ref<!fir.box<!fir.heap<!fir.char<1,?>>>>{{.*}}) {
90subroutine test_deferred_char_scalar(x)
91  character(:), allocatable  :: x
92! CHECK:  %[[VAL_1:.*]] = fir.address_of(@_QQ{{.*}}) : !fir.ref<!fir.char<1,12>>
93! CHECK:  %[[VAL_2:.*]] = arith.constant 12 : index
94! CHECK:  %[[VAL_3:.*]] = fir.load %[[VAL_0]] : !fir.ref<!fir.box<!fir.heap<!fir.char<1,?>>>>
95! CHECK:  %[[VAL_4:.*]] = fir.box_addr %[[VAL_3]] : (!fir.box<!fir.heap<!fir.char<1,?>>>) -> !fir.heap<!fir.char<1,?>>
96! CHECK:  %[[VAL_5:.*]] = fir.convert %[[VAL_4]] : (!fir.heap<!fir.char<1,?>>) -> i64
97! CHECK:  %[[VAL_6:.*]] = arith.constant 0 : i64
98! CHECK:  %[[VAL_7:.*]] = arith.cmpi ne, %[[VAL_5]], %[[VAL_6]] : i64
99! CHECK:  %[[VAL_8:.*]]:2 = fir.if %[[VAL_7]] -> (i1, !fir.heap<!fir.char<1,?>>) {
100! CHECK:    %[[VAL_9:.*]] = arith.constant false
101! CHECK:    %[[VAL_10:.*]] = fir.box_elesize %[[VAL_3]] : (!fir.box<!fir.heap<!fir.char<1,?>>>) -> index
102! CHECK:    %[[VAL_11:.*]] = arith.cmpi ne, %[[VAL_10]], %[[VAL_2]] : index
103! CHECK:    %[[VAL_12:.*]] = arith.select %[[VAL_11]], %[[VAL_11]], %[[VAL_9]] : i1
104! CHECK:    %[[VAL_13:.*]] = fir.if %[[VAL_12]] -> (!fir.heap<!fir.char<1,?>>) {
105! CHECK:      %[[VAL_14:.*]] = fir.allocmem !fir.char<1,?>(%[[VAL_2]] : index) {uniq_name = ".auto.alloc"}
106! CHECK:      fir.result %[[VAL_14]] : !fir.heap<!fir.char<1,?>>
107! CHECK:    } else {
108! CHECK:      fir.result %[[VAL_4]] : !fir.heap<!fir.char<1,?>>
109! CHECK:    }
110! CHECK:    fir.result %[[VAL_12]], %[[VAL_15:.*]] : i1, !fir.heap<!fir.char<1,?>>
111! CHECK:  } else {
112! CHECK:    %[[VAL_16:.*]] = arith.constant true
113! CHECK:    %[[VAL_17:.*]] = fir.allocmem !fir.char<1,?>(%[[VAL_2]] : index) {uniq_name = ".auto.alloc"}
114! CHECK:    fir.result %[[VAL_16]], %[[VAL_17]] : i1, !fir.heap<!fir.char<1,?>>
115! CHECK:  }
116
117! character assignment ...
118! CHECK:  %[[VAL_24:.*]] = fir.convert %[[VAL_8]]#1 : (!fir.heap<!fir.char<1,?>>) -> !fir.ref<i8>
119! CHECK:  fir.call @llvm.memmove.p0i8.p0i8.i64(%[[VAL_24]], %{{.*}}, %{{.*}}, %{{.*}}) : (!fir.ref<i8>, !fir.ref<i8>, i64, i1) -> ()
120! character assignment ...
121
122! CHECK:  fir.if %[[VAL_8]]#0 {
123! CHECK:    fir.if %[[VAL_7]] {
124! CHECK:      fir.freemem %[[VAL_4]]
125! CHECK:    }
126! CHECK:    %[[VAL_36:.*]] = fir.embox %[[VAL_8]]#1 typeparams %[[VAL_2]] : (!fir.heap<!fir.char<1,?>>, index) -> !fir.box<!fir.heap<!fir.char<1,?>>>
127! CHECK:    fir.store %[[VAL_36]] to %[[VAL_0]] : !fir.ref<!fir.box<!fir.heap<!fir.char<1,?>>>>
128! CHECK:  }
129  x = "Hello world!"
130end subroutine
131
132! CHECK-LABEL: func @_QMalloc_assignPtest_cst_char_scalar(
133! CHECK-SAME:  %[[VAL_0:.*]]: !fir.ref<!fir.box<!fir.heap<!fir.char<1,10>>>>{{.*}}) {
134subroutine test_cst_char_scalar(x)
135  character(10), allocatable  :: x
136! CHECK:  %[[VAL_1:.*]] = arith.constant 10 : index
137! CHECK:  %[[VAL_2:.*]] = fir.address_of(@_QQ{{.*}}) : !fir.ref<!fir.char<1,12>>
138! CHECK:  %[[VAL_3:.*]] = arith.constant 12 : index
139! CHECK:  %[[VAL_4:.*]] = fir.load %[[VAL_0]] : !fir.ref<!fir.box<!fir.heap<!fir.char<1,10>>>>
140! CHECK:  %[[VAL_5:.*]] = fir.box_addr %[[VAL_4]] : (!fir.box<!fir.heap<!fir.char<1,10>>>) -> !fir.heap<!fir.char<1,10>>
141! CHECK:  %[[VAL_6:.*]] = fir.convert %[[VAL_5]] : (!fir.heap<!fir.char<1,10>>) -> i64
142! CHECK:  %[[VAL_7:.*]] = arith.constant 0 : i64
143! CHECK:  %[[VAL_8:.*]] = arith.cmpi ne, %[[VAL_6]], %[[VAL_7]] : i64
144! CHECK:  %[[VAL_9:.*]]:2 = fir.if %[[VAL_8]] -> (i1, !fir.heap<!fir.char<1,10>>) {
145! CHECK:    %[[VAL_10:.*]] = arith.constant false
146! CHECK:    %[[VAL_11:.*]] = fir.if %[[VAL_10]] -> (!fir.heap<!fir.char<1,10>>) {
147! CHECK:      %[[VAL_12:.*]] = fir.allocmem !fir.char<1,10> {uniq_name = ".auto.alloc"}
148! CHECK:      fir.result %[[VAL_12]] : !fir.heap<!fir.char<1,10>>
149! CHECK:    } else {
150! CHECK:      fir.result %[[VAL_5]] : !fir.heap<!fir.char<1,10>>
151! CHECK:    }
152! CHECK:    fir.result %[[VAL_10]], %[[VAL_13:.*]] : i1, !fir.heap<!fir.char<1,10>>
153! CHECK:  } else {
154! CHECK:    %[[VAL_14:.*]] = arith.constant true
155! CHECK:    %[[VAL_15:.*]] = fir.allocmem !fir.char<1,10> {uniq_name = ".auto.alloc"}
156! CHECK:    fir.result %[[VAL_14]], %[[VAL_15]] : i1, !fir.heap<!fir.char<1,10>>
157! CHECK:  }
158
159! character assignment ...
160! CHECK:  %[[VAL_24:.*]] = fir.convert %[[VAL_9]]#1 : (!fir.heap<!fir.char<1,10>>) -> !fir.ref<i8>
161! CHECK:  fir.call @llvm.memmove.p0i8.p0i8.i64(%[[VAL_24]], %{{.*}}, %{{.*}}, %{{.*}}) : (!fir.ref<i8>, !fir.ref<i8>, i64, i1) -> ()
162! character assignment ...
163
164! CHECK:  fir.if %[[VAL_9]]#0 {
165! CHECK:    fir.if %[[VAL_8]] {
166! CHECK:      fir.freemem %[[VAL_5]]
167! CHECK:    }
168! CHECK:    %[[VAL_34:.*]] = fir.embox %[[VAL_9]]#1 : (!fir.heap<!fir.char<1,10>>) -> !fir.box<!fir.heap<!fir.char<1,10>>>
169! CHECK:    fir.store %[[VAL_34]] to %[[VAL_0]] : !fir.ref<!fir.box<!fir.heap<!fir.char<1,10>>>>
170! CHECK:  }
171  x = "Hello world!"
172end subroutine
173
174! CHECK-LABEL: func @_QMalloc_assignPtest_dyn_char_scalar(
175! CHECK-SAME:  %[[VAL_0:.*]]: !fir.ref<!fir.box<!fir.heap<!fir.char<1,?>>>>{{.*}},
176! CHECK-SAME:  %[[VAL_1:.*]]: !fir.ref<i32>{{.*}}) {
177subroutine test_dyn_char_scalar(x, n)
178  integer :: n
179  character(n), allocatable  :: x
180! CHECK:  %[[VAL_2A:.*]] = fir.load %[[VAL_1]] : !fir.ref<i32>
181! CHECK:  %[[c0_i32:.*]] = arith.constant 0 : i32
182! CHECK:  %[[VAL_2B:.*]] = arith.cmpi sgt, %[[VAL_2A]], %[[c0_i32]] : i32
183! CHECK:  %[[VAL_2:.*]] = arith.select %[[VAL_2B]], %[[VAL_2A]], %[[c0_i32]] : i32
184! CHECK:  %[[VAL_3:.*]] = fir.address_of(@_QQcl.48656C6C6F20776F726C6421) : !fir.ref<!fir.char<1,12>>
185! CHECK:  %[[VAL_4:.*]] = arith.constant 12 : index
186! CHECK:  %[[VAL_5:.*]] = fir.load %[[VAL_0]] : !fir.ref<!fir.box<!fir.heap<!fir.char<1,?>>>>
187! CHECK:  %[[VAL_6:.*]] = fir.box_addr %[[VAL_5]] : (!fir.box<!fir.heap<!fir.char<1,?>>>) -> !fir.heap<!fir.char<1,?>>
188! CHECK:  %[[VAL_7:.*]] = fir.convert %[[VAL_6]] : (!fir.heap<!fir.char<1,?>>) -> i64
189! CHECK:  %[[VAL_8:.*]] = arith.constant 0 : i64
190! CHECK:  %[[VAL_9:.*]] = arith.cmpi ne, %[[VAL_7]], %[[VAL_8]] : i64
191! CHECK:  %[[VAL_10:.*]]:2 = fir.if %[[VAL_9]] -> (i1, !fir.heap<!fir.char<1,?>>) {
192! CHECK:    %[[VAL_11:.*]] = arith.constant false
193! CHECK:    %[[VAL_12:.*]] = fir.if %[[VAL_11]] -> (!fir.heap<!fir.char<1,?>>) {
194! CHECK:      %[[VAL_13:.*]] = fir.convert %[[VAL_2]] : (i32) -> index
195! CHECK:      %[[VAL_14:.*]] = fir.allocmem !fir.char<1,?>(%[[VAL_13]] : index) {uniq_name = ".auto.alloc"}
196! CHECK:      fir.result %[[VAL_14]] : !fir.heap<!fir.char<1,?>>
197! CHECK:    } else {
198! CHECK:      fir.result %[[VAL_6]] : !fir.heap<!fir.char<1,?>>
199! CHECK:    }
200! CHECK:    fir.result %[[VAL_11]], %[[VAL_15:.*]] : i1, !fir.heap<!fir.char<1,?>>
201! CHECK:  } else {
202! CHECK:    %[[VAL_16:.*]] = arith.constant true
203! CHECK:    %[[VAL_17:.*]] = fir.convert %[[VAL_2]] : (i32) -> index
204! CHECK:    %[[VAL_18:.*]] = fir.allocmem !fir.char<1,?>(%[[VAL_17]] : index) {uniq_name = ".auto.alloc"}
205! CHECK:    fir.result %[[VAL_16]], %[[VAL_18]] : i1, !fir.heap<!fir.char<1,?>>
206! CHECK:  }
207
208! character assignment ...
209! CHECK:  %[[VAL_24:.*]] = fir.convert %[[VAL_10]]#1 : (!fir.heap<!fir.char<1,?>>) -> !fir.ref<i8>
210! CHECK:  fir.call @llvm.memmove.p0i8.p0i8.i64(%[[VAL_24]], %{{.*}}, %{{.*}}, %{{.*}}) : (!fir.ref<i8>, !fir.ref<i8>, i64, i1) -> ()
211! character assignment ...
212
213! CHECK:  fir.if %[[VAL_10]]#0 {
214! CHECK:    %[[VAL_39:.*]] = fir.convert %[[VAL_2]] : (i32) -> index
215! CHECK:    fir.if %[[VAL_9]] {
216! CHECK:      fir.freemem %[[VAL_6]]
217! CHECK:    }
218! CHECK:    %[[VAL_40:.*]] = fir.embox %[[VAL_10]]#1 typeparams %[[VAL_39]] : (!fir.heap<!fir.char<1,?>>, index) -> !fir.box<!fir.heap<!fir.char<1,?>>>
219! CHECK:    fir.store %[[VAL_40]] to %[[VAL_0]] : !fir.ref<!fir.box<!fir.heap<!fir.char<1,?>>>>
220! CHECK:  }
221  x = "Hello world!"
222end subroutine
223
224! CHECK-LABEL: func @_QMalloc_assignPtest_derived_scalar(
225! CHECK-SAME:  %[[VAL_0:.*]]: !fir.ref<!fir.box<!fir.heap<!fir.type<_QMalloc_assignTt{i:i32}>>>>{{.*}},
226! CHECK-SAME:  %[[VAL_1:.*]]: !fir.ref<!fir.type<_QMalloc_assignTt{i:i32}>>{{.*}}) {
227subroutine test_derived_scalar(x, s)
228  type(t), allocatable  :: x
229  type(t) :: s
230  x = s
231! CHECK:  %[[VAL_2:.*]] = fir.load %[[VAL_0]] : !fir.ref<!fir.box<!fir.heap<!fir.type<_QMalloc_assignTt{i:i32}>>>>
232! CHECK:  %[[VAL_3:.*]] = fir.box_addr %[[VAL_2]] : (!fir.box<!fir.heap<!fir.type<_QMalloc_assignTt{i:i32}>>>) -> !fir.heap<!fir.type<_QMalloc_assignTt{i:i32}>>
233! CHECK:  %[[VAL_4:.*]] = fir.convert %[[VAL_3]] : (!fir.heap<!fir.type<_QMalloc_assignTt{i:i32}>>) -> i64
234! CHECK:  %[[VAL_5:.*]] = arith.constant 0 : i64
235! CHECK:  %[[VAL_6:.*]] = arith.cmpi ne, %[[VAL_4]], %[[VAL_5]] : i64
236! CHECK:  %[[VAL_7:.*]]:2 = fir.if %[[VAL_6]] -> (i1, !fir.heap<!fir.type<_QMalloc_assignTt{i:i32}>>) {
237! CHECK:    %[[VAL_8:.*]] = arith.constant false
238! CHECK:    %[[VAL_9:.*]] = fir.if %[[VAL_8]] -> (!fir.heap<!fir.type<_QMalloc_assignTt{i:i32}>>) {
239! CHECK:      %[[VAL_10:.*]] = fir.allocmem !fir.type<_QMalloc_assignTt{i:i32}> {uniq_name = ".auto.alloc"}
240! CHECK:      fir.result %[[VAL_10]] : !fir.heap<!fir.type<_QMalloc_assignTt{i:i32}>>
241! CHECK:    } else {
242! CHECK:      fir.result %[[VAL_3]] : !fir.heap<!fir.type<_QMalloc_assignTt{i:i32}>>
243! CHECK:    }
244! CHECK:    fir.result %[[VAL_8]], %[[VAL_11:.*]] : i1, !fir.heap<!fir.type<_QMalloc_assignTt{i:i32}>>
245! CHECK:  } else {
246! CHECK:    %[[VAL_12:.*]] = arith.constant true
247! CHECK:    %[[VAL_13:.*]] = fir.allocmem !fir.type<_QMalloc_assignTt{i:i32}> {uniq_name = ".auto.alloc"}
248! CHECK:    fir.result %[[VAL_12]], %[[VAL_13]] : i1, !fir.heap<!fir.type<_QMalloc_assignTt{i:i32}>>
249! CHECK:  }
250! CHECK:  %[[VAL_14:.*]] = fir.field_index i, !fir.type<_QMalloc_assignTt{i:i32}>
251! CHECK:  %[[VAL_15:.*]] = fir.coordinate_of %[[VAL_1]], %[[VAL_14]] : (!fir.ref<!fir.type<_QMalloc_assignTt{i:i32}>>, !fir.field) -> !fir.ref<i32>
252! CHECK:  %[[VAL_16:.*]] = fir.coordinate_of %[[VAL_7]]#1, %[[VAL_14]] : (!fir.heap<!fir.type<_QMalloc_assignTt{i:i32}>>, !fir.field) -> !fir.ref<i32>
253! CHECK:  %[[VAL_17:.*]] = fir.load %[[VAL_15]] : !fir.ref<i32>
254! CHECK:  fir.store %[[VAL_17]] to %[[VAL_16]] : !fir.ref<i32
255! CHECK:  fir.if %[[VAL_7]]#0 {
256! CHECK:    fir.if %[[VAL_6]] {
257! CHECK:      fir.freemem %[[VAL_3]]
258! CHECK:    }
259! CHECK:    %[[VAL_19:.*]] = fir.embox %[[VAL_7]]#1 : (!fir.heap<!fir.type<_QMalloc_assignTt{i:i32}>>) -> !fir.box<!fir.heap<!fir.type<_QMalloc_assignTt{i:i32}>>>
260! CHECK:    fir.store %[[VAL_19]] to %[[VAL_0]] : !fir.ref<!fir.box<!fir.heap<!fir.type<_QMalloc_assignTt{i:i32}>>>>
261! CHECK:  }
262end subroutine
263
264! -----------------------------------------------------------------------------
265!            Test numeric/logical array RHS
266! -----------------------------------------------------------------------------
267
268! CHECK-LABEL: func @_QMalloc_assignPtest_from_cst_shape_array(
269! CHECK-SAME:  %[[VAL_0:.*]]: !fir.ref<!fir.box<!fir.heap<!fir.array<?x?xf32>>>>{{.*}},
270! CHECK-SAME:  %[[VAL_1:.*]]: !fir.ref<!fir.array<2x3xf32>>{{.*}}) {
271subroutine test_from_cst_shape_array(x, y)
272  real, allocatable  :: x(:, :)
273  real :: y(2, 3)
274! CHECK:  %[[VAL_2_0:.*]] = arith.constant 2 : index
275! CHECK:  %[[VAL_3_0:.*]] = arith.constant 3 : index
276! CHECK:  %[[VAL_2:.*]] = arith.constant 2 : index
277! CHECK:  %[[VAL_3:.*]] = arith.constant 3 : index
278! CHECK:  %[[VAL_6:.*]] = fir.load %[[VAL_0]] : !fir.ref<!fir.box<!fir.heap<!fir.array<?x?xf32>>>>
279! CHECK:  %[[VAL_7:.*]] = fir.box_addr %[[VAL_6]] : (!fir.box<!fir.heap<!fir.array<?x?xf32>>>) -> !fir.heap<!fir.array<?x?xf32>>
280! CHECK:  %[[VAL_8:.*]] = fir.convert %[[VAL_7]] : (!fir.heap<!fir.array<?x?xf32>>) -> i64
281! CHECK:  %[[VAL_9:.*]] = arith.constant 0 : i64
282! CHECK:  %[[VAL_10:.*]] = arith.cmpi ne, %[[VAL_8]], %[[VAL_9]] : i64
283! CHECK:  %[[VAL_11:.*]]:2 = fir.if %[[VAL_10]] -> (i1, !fir.heap<!fir.array<?x?xf32>>) {
284! CHECK:    %[[VAL_12:.*]] = arith.constant false
285! CHECK:    %[[VAL_13:.*]] = arith.constant 0 : index
286! CHECK:    %[[VAL_14:.*]]:3 = fir.box_dims %[[VAL_6]], %[[VAL_13]] : (!fir.box<!fir.heap<!fir.array<?x?xf32>>>, index) -> (index, index, index)
287! CHECK:    %[[VAL_15:.*]] = arith.constant 1 : index
288! CHECK:    %[[VAL_16:.*]]:3 = fir.box_dims %[[VAL_6]], %[[VAL_15]] : (!fir.box<!fir.heap<!fir.array<?x?xf32>>>, index) -> (index, index, index)
289! CHECK:    %[[VAL_17:.*]] = arith.cmpi ne, %[[VAL_14]]#1, %[[VAL_2]] : index
290! CHECK:    %[[VAL_18:.*]] = arith.select %[[VAL_17]], %[[VAL_17]], %[[VAL_12]] : i1
291! CHECK:    %[[VAL_19:.*]] = arith.cmpi ne, %[[VAL_16]]#1, %[[VAL_3]] : index
292! CHECK:    %[[VAL_20:.*]] = arith.select %[[VAL_19]], %[[VAL_19]], %[[VAL_18]] : i1
293! CHECK:    %[[VAL_21:.*]] = fir.if %[[VAL_20]] -> (!fir.heap<!fir.array<?x?xf32>>) {
294! CHECK:      %[[VAL_22:.*]] = fir.allocmem !fir.array<?x?xf32>, %[[VAL_2]], %[[VAL_3]] {uniq_name = ".auto.alloc"}
295! CHECK:      fir.result %[[VAL_22]] : !fir.heap<!fir.array<?x?xf32>>
296! CHECK:    } else {
297! CHECK:      fir.result %[[VAL_7]] : !fir.heap<!fir.array<?x?xf32>>
298! CHECK:    }
299! CHECK:    fir.result %[[VAL_20]], %[[VAL_23:.*]] : i1, !fir.heap<!fir.array<?x?xf32>>
300! CHECK:  } else {
301! CHECK:    %[[VAL_24:.*]] = arith.constant true
302! CHECK:    %[[VAL_25:.*]] = fir.allocmem !fir.array<?x?xf32>, %[[VAL_2]], %[[VAL_3]] {uniq_name = ".auto.alloc"}
303! CHECK:    fir.result %[[VAL_24]], %[[VAL_25]] : i1, !fir.heap<!fir.array<?x?xf32>>
304! CHECK:  }
305
306! CHECK:  %[[VAL_26:.*]] = fir.shape %[[VAL_2]], %[[VAL_3]] : (index, index) -> !fir.shape<2>
307! CHECK:  %[[VAL_27:.*]] = fir.array_load %[[VAL_11]]#1(%[[VAL_26]]) : (!fir.heap<!fir.array<?x?xf32>>, !fir.shape<2>) -> !fir.array<?x?xf32>
308! normal array assignment ....
309! CHECK:  fir.array_merge_store %{{.*}}, %{{.*}} to %[[VAL_11]]#1 : !fir.array<?x?xf32>, !fir.array<?x?xf32>, !fir.heap<!fir.array<?x?xf32>>
310
311! CHECK:  fir.if %[[VAL_11]]#0 {
312! CHECK:    fir.if %[[VAL_10]] {
313! CHECK:      fir.freemem %[[VAL_7]]
314! CHECK:    }
315! CHECK:    %[[VAL_43:.*]] = fir.shape %[[VAL_2]], %[[VAL_3]] : (index, index) -> !fir.shape<2>
316! CHECK:    %[[VAL_44:.*]] = fir.embox %[[VAL_11]]#1(%[[VAL_43]]) : (!fir.heap<!fir.array<?x?xf32>>, !fir.shape<2>) -> !fir.box<!fir.heap<!fir.array<?x?xf32>>>
317! CHECK:    fir.store %[[VAL_44]] to %[[VAL_0]] : !fir.ref<!fir.box<!fir.heap<!fir.array<?x?xf32>>>>
318! CHECK:  }
319  x = y
320end subroutine
321
322! CHECK-LABEL: func @_QMalloc_assignPtest_from_dyn_shape_array(
323! CHECK-SAME:  %[[VAL_0:.*]]: !fir.ref<!fir.box<!fir.heap<!fir.array<?x?xf32>>>>{{.*}},
324! CHECK-SAME:  %[[VAL_1:.*]]: !fir.box<!fir.array<?x?xf32>>{{.*}}) {
325subroutine test_from_dyn_shape_array(x, y)
326  real, allocatable  :: x(:, :)
327  real :: y(:, :)
328  x = y
329! CHECK:  %[[VAL_3:.*]] = arith.constant 0 : index
330! CHECK:  %[[VAL_4:.*]]:3 = fir.box_dims %[[VAL_1]], %[[VAL_3]] : (!fir.box<!fir.array<?x?xf32>>, index) -> (index, index, index)
331! CHECK:  %[[VAL_5:.*]] = arith.constant 1 : index
332! CHECK:  %[[VAL_6:.*]]:3 = fir.box_dims %[[VAL_1]], %[[VAL_5]] : (!fir.box<!fir.array<?x?xf32>>, index) -> (index, index, index)
333! CHECK:  %[[VAL_7:.*]] = fir.load %[[VAL_0]] : !fir.ref<!fir.box<!fir.heap<!fir.array<?x?xf32>>>>
334! CHECK:  %[[VAL_8:.*]] = fir.box_addr %[[VAL_7]] : (!fir.box<!fir.heap<!fir.array<?x?xf32>>>) -> !fir.heap<!fir.array<?x?xf32>>
335! CHECK:  %[[VAL_9:.*]] = fir.convert %[[VAL_8]] : (!fir.heap<!fir.array<?x?xf32>>) -> i64
336! CHECK:  %[[VAL_10:.*]] = arith.constant 0 : i64
337! CHECK:  %[[VAL_11:.*]] = arith.cmpi ne, %[[VAL_9]], %[[VAL_10]] : i64
338! CHECK:  %[[VAL_12:.*]]:2 = fir.if %[[VAL_11]] -> (i1, !fir.heap<!fir.array<?x?xf32>>) {
339! CHECK:    %[[VAL_13:.*]] = arith.constant false
340! CHECK:    %[[VAL_14:.*]] = arith.constant 0 : index
341! CHECK:    %[[VAL_15:.*]]:3 = fir.box_dims %[[VAL_7]], %[[VAL_14]] : (!fir.box<!fir.heap<!fir.array<?x?xf32>>>, index) -> (index, index, index)
342! CHECK:    %[[VAL_16:.*]] = arith.constant 1 : index
343! CHECK:    %[[VAL_17:.*]]:3 = fir.box_dims %[[VAL_7]], %[[VAL_16]] : (!fir.box<!fir.heap<!fir.array<?x?xf32>>>, index) -> (index, index, index)
344! CHECK:    %[[VAL_18:.*]] = arith.cmpi ne, %[[VAL_15]]#1, %[[VAL_4]]#1 : index
345! CHECK:    %[[VAL_19:.*]] = arith.select %[[VAL_18]], %[[VAL_18]], %[[VAL_13]] : i1
346! CHECK:    %[[VAL_20:.*]] = arith.cmpi ne, %[[VAL_17]]#1, %[[VAL_6]]#1 : index
347! CHECK:    %[[VAL_21:.*]] = arith.select %[[VAL_20]], %[[VAL_20]], %[[VAL_19]] : i1
348! CHECK:    %[[VAL_22:.*]] = fir.if %[[VAL_21]] -> (!fir.heap<!fir.array<?x?xf32>>) {
349! CHECK:      %[[VAL_23:.*]] = fir.allocmem !fir.array<?x?xf32>, %[[VAL_4]]#1, %[[VAL_6]]#1 {uniq_name = ".auto.alloc"}
350! CHECK:      fir.result %[[VAL_23]] : !fir.heap<!fir.array<?x?xf32>>
351! CHECK:    } else {
352! CHECK:      fir.result %[[VAL_8]] : !fir.heap<!fir.array<?x?xf32>>
353! CHECK:    }
354! CHECK:    fir.result %[[VAL_21]], %[[VAL_24:.*]] : i1, !fir.heap<!fir.array<?x?xf32>>
355! CHECK:  } else {
356! CHECK:    %[[VAL_25:.*]] = arith.constant true
357! CHECK:    %[[VAL_26:.*]] = fir.allocmem !fir.array<?x?xf32>, %[[VAL_4]]#1, %[[VAL_6]]#1 {uniq_name = ".auto.alloc"}
358! CHECK:    fir.result %[[VAL_25]], %[[VAL_26]] : i1, !fir.heap<!fir.array<?x?xf32>>
359! CHECK:  }
360
361! CHECK:  %[[VAL_27:.*]] = fir.shape %[[VAL_4]]#1, %[[VAL_6]]#1 : (index, index) -> !fir.shape<2>
362! CHECK:  %[[VAL_28:.*]] = fir.array_load %[[VAL_12]]#1(%[[VAL_27]]) : (!fir.heap<!fir.array<?x?xf32>>, !fir.shape<2>) -> !fir.array<?x?xf32>
363! normal array assignment ....
364! CHECK:  fir.array_merge_store %{{.*}}, %{{.*}} to %[[VAL_12]]#1 : !fir.array<?x?xf32>, !fir.array<?x?xf32>, !fir.heap<!fir.array<?x?xf32>>
365
366! CHECK:  fir.if %[[VAL_12]]#0 {
367! CHECK:    fir.if %[[VAL_11]] {
368! CHECK:      fir.freemem %[[VAL_8]]
369! CHECK:    }
370! CHECK:    %[[VAL_44:.*]] = fir.shape %[[VAL_4]]#1, %[[VAL_6]]#1 : (index, index) -> !fir.shape<2>
371! CHECK:    %[[VAL_45:.*]] = fir.embox %[[VAL_12]]#1(%[[VAL_44]]) : (!fir.heap<!fir.array<?x?xf32>>, !fir.shape<2>) -> !fir.box<!fir.heap<!fir.array<?x?xf32>>>
372! CHECK:    fir.store %[[VAL_45]] to %[[VAL_0]] : !fir.ref<!fir.box<!fir.heap<!fir.array<?x?xf32>>>>
373! CHECK:  }
374end subroutine
375
376! CHECK-LABEL: func @_QMalloc_assignPtest_with_lbounds(
377! CHECK-SAME:  %[[VAL_0:.*]]: !fir.ref<!fir.box<!fir.heap<!fir.array<?x?xf32>>>>{{.*}},
378! CHECK-SAME:  %[[VAL_1:.*]]: !fir.box<!fir.array<?x?xf32>>{{.*}}) {
379subroutine test_with_lbounds(x, y)
380  real, allocatable  :: x(:, :)
381  real :: y(10:, 20:)
382! CHECK:  %[[VAL_2:.*]] = arith.constant 10 : i64
383! CHECK:  %[[VAL_3:.*]] = fir.convert %[[VAL_2]] : (i64) -> index
384! CHECK:  %[[VAL_4:.*]] = arith.constant 20 : i64
385! CHECK:  %[[VAL_5:.*]] = fir.convert %[[VAL_4]] : (i64) -> index
386! CHECK:  %[[VAL_8:.*]] = arith.constant 0 : index
387! CHECK:  %[[VAL_9:.*]]:3 = fir.box_dims %[[VAL_1]], %[[VAL_8]] : (!fir.box<!fir.array<?x?xf32>>, index) -> (index, index, index)
388! CHECK:  %[[VAL_10:.*]] = arith.constant 1 : index
389! CHECK:  %[[VAL_11:.*]]:3 = fir.box_dims %[[VAL_1]], %[[VAL_10]] : (!fir.box<!fir.array<?x?xf32>>, index) -> (index, index, index)
390! CHECK:  %[[VAL_12:.*]] = fir.load %[[VAL_0]] : !fir.ref<!fir.box<!fir.heap<!fir.array<?x?xf32>>>>
391! CHECK:  %[[VAL_13:.*]] = fir.box_addr %[[VAL_12]] : (!fir.box<!fir.heap<!fir.array<?x?xf32>>>) -> !fir.heap<!fir.array<?x?xf32>>
392! CHECK:  %[[VAL_14:.*]] = fir.convert %[[VAL_13]] : (!fir.heap<!fir.array<?x?xf32>>) -> i64
393! CHECK:  %[[VAL_15:.*]] = arith.constant 0 : i64
394! CHECK:  %[[VAL_16:.*]] = arith.cmpi ne, %[[VAL_14]], %[[VAL_15]] : i64
395! CHECK:  %[[VAL_17:.*]]:2 = fir.if %[[VAL_16]] -> (i1, !fir.heap<!fir.array<?x?xf32>>) {
396! CHECK:    %[[VAL_18:.*]] = arith.constant false
397! CHECK:    %[[VAL_19:.*]] = arith.constant 0 : index
398! CHECK:    %[[VAL_20:.*]]:3 = fir.box_dims %[[VAL_12]], %[[VAL_19]] : (!fir.box<!fir.heap<!fir.array<?x?xf32>>>, index) -> (index, index, index)
399! CHECK:    %[[VAL_21:.*]] = arith.constant 1 : index
400! CHECK:    %[[VAL_22:.*]]:3 = fir.box_dims %[[VAL_12]], %[[VAL_21]] : (!fir.box<!fir.heap<!fir.array<?x?xf32>>>, index) -> (index, index, index)
401! CHECK:    %[[VAL_23:.*]] = arith.cmpi ne, %[[VAL_20]]#1, %[[VAL_9]]#1 : index
402! CHECK:    %[[VAL_24:.*]] = arith.select %[[VAL_23]], %[[VAL_23]], %[[VAL_18]] : i1
403! CHECK:    %[[VAL_25:.*]] = arith.cmpi ne, %[[VAL_22]]#1, %[[VAL_11]]#1 : index
404! CHECK:    %[[VAL_26:.*]] = arith.select %[[VAL_25]], %[[VAL_25]], %[[VAL_24]] : i1
405! CHECK:    %[[VAL_27:.*]] = fir.if %[[VAL_26]] -> (!fir.heap<!fir.array<?x?xf32>>) {
406! CHECK:      %[[VAL_28:.*]] = fir.allocmem !fir.array<?x?xf32>, %[[VAL_9]]#1, %[[VAL_11]]#1 {uniq_name = ".auto.alloc"}
407! CHECK:      fir.result %[[VAL_28]] : !fir.heap<!fir.array<?x?xf32>>
408! CHECK:    } else {
409! CHECK:      fir.result %[[VAL_13]] : !fir.heap<!fir.array<?x?xf32>>
410! CHECK:    }
411! CHECK:    fir.result %[[VAL_26]], %[[VAL_29:.*]] : i1, !fir.heap<!fir.array<?x?xf32>>
412! CHECK:  } else {
413! CHECK:    %[[VAL_30:.*]] = arith.constant true
414! CHECK:    %[[VAL_31:.*]] = fir.allocmem !fir.array<?x?xf32>, %[[VAL_9]]#1, %[[VAL_11]]#1 {uniq_name = ".auto.alloc"}
415! CHECK:    fir.result %[[VAL_30]], %[[VAL_31]] : i1, !fir.heap<!fir.array<?x?xf32>>
416! CHECK:  }
417
418! CHECK:  %[[VAL_32:.*]] = fir.shape %[[VAL_9]]#1, %[[VAL_11]]#1 : (index, index) -> !fir.shape<2>
419! CHECK:  %[[VAL_33:.*]] = fir.array_load %[[VAL_17]]#1(%[[VAL_32]]) : (!fir.heap<!fir.array<?x?xf32>>, !fir.shape<2>) -> !fir.array<?x?xf32>
420! normal array assignment ....
421! CHECK:  fir.array_merge_store %{{.*}}, %{{.*}} to %[[VAL_17]]#1 : !fir.array<?x?xf32>, !fir.array<?x?xf32>, !fir.heap<!fir.array<?x?xf32>>
422
423! CHECK:  fir.if %[[VAL_17]]#0 {
424! CHECK:    fir.if %[[VAL_16]] {
425! CHECK:      fir.freemem %[[VAL_13]]
426! CHECK:    }
427! CHECK:    %[[VAL_49:.*]] = fir.shape_shift %[[VAL_3]], %[[VAL_9]]#1, %[[VAL_5]], %[[VAL_11]]#1 : (index, index, index, index) -> !fir.shapeshift<2>
428! CHECK:    %[[VAL_50:.*]] = fir.embox %[[VAL_17]]#1(%[[VAL_49]]) : (!fir.heap<!fir.array<?x?xf32>>, !fir.shapeshift<2>) -> !fir.box<!fir.heap<!fir.array<?x?xf32>>>
429! CHECK:    fir.store %[[VAL_50]] to %[[VAL_0]] : !fir.ref<!fir.box<!fir.heap<!fir.array<?x?xf32>>>>
430! CHECK:  }
431  x = y
432end subroutine
433
434! CHECK-LABEL: func @_QMalloc_assignPtest_runtime_shape(
435! CHECK-SAME:  %[[VAL_0:.*]]: !fir.ref<!fir.box<!fir.heap<!fir.array<?x?xf32>>>>{{.*}}) {
436subroutine test_runtime_shape(x)
437  real, allocatable  :: x(:, :)
438  interface
439   function return_pointer()
440     real, pointer :: return_pointer(:, :)
441   end function
442  end interface
443! CHECK:  %[[VAL_1:.*]] = fir.alloca !fir.box<!fir.ptr<!fir.array<?x?xf32>>> {bindc_name = ".result"}
444! CHECK:  %[[VAL_2:.*]] = fir.call @_QPreturn_pointer() : () -> !fir.box<!fir.ptr<!fir.array<?x?xf32>>>
445! CHECK:  fir.save_result %[[VAL_2]] to %[[VAL_1]] : !fir.box<!fir.ptr<!fir.array<?x?xf32>>>, !fir.ref<!fir.box<!fir.ptr<!fir.array<?x?xf32>>>>
446! CHECK:  %[[VAL_3:.*]] = fir.load %[[VAL_1]] : !fir.ref<!fir.box<!fir.ptr<!fir.array<?x?xf32>>>>
447! CHECK:  %[[VAL_4:.*]] = arith.constant 0 : index
448! CHECK:  %[[VAL_5:.*]]:3 = fir.box_dims %[[VAL_3]], %[[VAL_4]] : (!fir.box<!fir.ptr<!fir.array<?x?xf32>>>, index) -> (index, index, index)
449! CHECK:  %[[VAL_6:.*]] = arith.constant 1 : index
450! CHECK:  %[[VAL_7:.*]]:3 = fir.box_dims %[[VAL_3]], %[[VAL_6]] : (!fir.box<!fir.ptr<!fir.array<?x?xf32>>>, index) -> (index, index, index)
451! CHECK:  %[[VAL_8:.*]] = fir.shift %[[VAL_5]]#0, %[[VAL_7]]#0 : (index, index) -> !fir.shift<2>
452! CHECK:  %[[VAL_10:.*]] = arith.constant 0 : index
453! CHECK:  %[[VAL_11:.*]]:3 = fir.box_dims %[[VAL_3]], %[[VAL_10]] : (!fir.box<!fir.ptr<!fir.array<?x?xf32>>>, index) -> (index, index, index)
454! CHECK:  %[[VAL_12:.*]] = arith.constant 1 : index
455! CHECK:  %[[VAL_13:.*]]:3 = fir.box_dims %[[VAL_3]], %[[VAL_12]] : (!fir.box<!fir.ptr<!fir.array<?x?xf32>>>, index) -> (index, index, index)
456! CHECK:  %[[VAL_9:.*]] = fir.array_load %[[VAL_3]](%[[VAL_8]]) : (!fir.box<!fir.ptr<!fir.array<?x?xf32>>>, !fir.shift<2>) -> !fir.array<?x?xf32>
457! CHECK:  %[[VAL_14:.*]] = fir.load %[[VAL_0]] : !fir.ref<!fir.box<!fir.heap<!fir.array<?x?xf32>>>>
458! CHECK:  %[[VAL_15:.*]] = fir.box_addr %[[VAL_14]] : (!fir.box<!fir.heap<!fir.array<?x?xf32>>>) -> !fir.heap<!fir.array<?x?xf32>>
459! CHECK:  %[[VAL_16:.*]] = fir.convert %[[VAL_15]] : (!fir.heap<!fir.array<?x?xf32>>) -> i64
460! CHECK:  %[[VAL_17:.*]] = arith.constant 0 : i64
461! CHECK:  %[[VAL_18:.*]] = arith.cmpi ne, %[[VAL_16]], %[[VAL_17]] : i64
462! CHECK:  %[[VAL_19:.*]]:2 = fir.if %[[VAL_18]] -> (i1, !fir.heap<!fir.array<?x?xf32>>) {
463! CHECK:    %[[VAL_20:.*]] = arith.constant false
464! CHECK:    %[[VAL_21:.*]] = arith.constant 0 : index
465! CHECK:    %[[VAL_22:.*]]:3 = fir.box_dims %[[VAL_14]], %[[VAL_21]] : (!fir.box<!fir.heap<!fir.array<?x?xf32>>>, index) -> (index, index, index)
466! CHECK:    %[[VAL_23:.*]] = arith.constant 1 : index
467! CHECK:    %[[VAL_24:.*]]:3 = fir.box_dims %[[VAL_14]], %[[VAL_23]] : (!fir.box<!fir.heap<!fir.array<?x?xf32>>>, index) -> (index, index, index)
468! CHECK:    %[[VAL_25:.*]] = arith.cmpi ne, %[[VAL_22]]#1, %[[VAL_11]]#1 : index
469! CHECK:    %[[VAL_26:.*]] = arith.select %[[VAL_25]], %[[VAL_25]], %[[VAL_20]] : i1
470! CHECK:    %[[VAL_27:.*]] = arith.cmpi ne, %[[VAL_24]]#1, %[[VAL_13]]#1 : index
471! CHECK:    %[[VAL_28:.*]] = arith.select %[[VAL_27]], %[[VAL_27]], %[[VAL_26]] : i1
472! CHECK:    %[[VAL_29:.*]] = fir.if %[[VAL_28]] -> (!fir.heap<!fir.array<?x?xf32>>) {
473! CHECK:      %[[VAL_30:.*]] = fir.allocmem !fir.array<?x?xf32>, %[[VAL_11]]#1, %[[VAL_13]]#1 {uniq_name = ".auto.alloc"}
474! CHECK:      fir.result %[[VAL_30]] : !fir.heap<!fir.array<?x?xf32>>
475! CHECK:    } else {
476! CHECK:      fir.result %[[VAL_15]] : !fir.heap<!fir.array<?x?xf32>>
477! CHECK:    }
478! CHECK:    fir.result %[[VAL_28]], %[[VAL_31:.*]] : i1, !fir.heap<!fir.array<?x?xf32>>
479! CHECK:  } else {
480! CHECK:    %[[VAL_32:.*]] = arith.constant true
481! CHECK:    %[[VAL_33:.*]] = fir.allocmem !fir.array<?x?xf32>, %[[VAL_11]]#1, %[[VAL_13]]#1 {uniq_name = ".auto.alloc"}
482! CHECK:    fir.result %[[VAL_32]], %[[VAL_33]] : i1, !fir.heap<!fir.array<?x?xf32>>
483! CHECK:  }
484
485! CHECK-NOT: fir.call @_QPreturn_pointer()
486! CHECK:  %[[VAL_34:.*]] = fir.shape %[[VAL_11]]#1, %[[VAL_13]]#1 : (index, index) -> !fir.shape<2>
487! CHECK:  %[[VAL_35:.*]] = fir.array_load %[[VAL_19]]#1(%[[VAL_34]]) : (!fir.heap<!fir.array<?x?xf32>>, !fir.shape<2>) -> !fir.array<?x?xf32>
488! normal array assignment ....
489! CHECK-NOT: fir.call @_QPreturn_pointer()
490! CHECK:  fir.array_merge_store %{{.*}}, %{{.*}} to %[[VAL_19]]#1 : !fir.array<?x?xf32>, !fir.array<?x?xf32>, !fir.heap<!fir.array<?x?xf32>>
491! CHECK-NOT: fir.call @_QPreturn_pointer()
492
493! CHECK:  fir.if %[[VAL_19]]#0 {
494! CHECK:    fir.if %[[VAL_18]] {
495! CHECK:      fir.freemem %[[VAL_15]]
496! CHECK:    }
497! CHECK:    %[[VAL_56:.*]] = fir.shape %[[VAL_11]]#1, %[[VAL_13]]#1 : (index, index) -> !fir.shape<2>
498! CHECK:    %[[VAL_57:.*]] = fir.embox %[[VAL_19]]#1(%[[VAL_56]]) : (!fir.heap<!fir.array<?x?xf32>>, !fir.shape<2>) -> !fir.box<!fir.heap<!fir.array<?x?xf32>>>
499! CHECK:    fir.store %[[VAL_57]] to %[[VAL_0]] : !fir.ref<!fir.box<!fir.heap<!fir.array<?x?xf32>>>>
500! CHECK:  }
501  x = return_pointer()
502end subroutine
503
504! CHECK-LABEL: func @_QMalloc_assignPtest_scalar_rhs(
505subroutine test_scalar_rhs(x, y)
506  real, allocatable  :: x(:)
507  real :: y
508  ! CHECK: fir.if %{{.*}} -> {{.*}} {
509  ! CHECK:   fir.if %false -> {{.*}} {
510  ! CHECK:   }
511  ! CHECK: } else {
512  ! CHECK: %[[error_msg_addr:.*]] = fir.address_of(@[[error_message:.*]]) : !fir.ref<!fir.char<1,76>>
513  ! CHECK: %[[msg_addr_cast:.*]] = fir.convert %[[error_msg_addr]] : (!fir.ref<!fir.char<1,76>>) -> !fir.ref<i8>
514  ! CHECK: %15 = fir.call @_FortranAReportFatalUserError(%[[msg_addr_cast]], %{{.*}}, %{{.*}}) : (!fir.ref<i8>, !fir.ref<i8>, i32) -> none
515  ! CHECK-NOT: allocmem
516  ! CHECK: }
517  x = y
518end subroutine
519
520! -----------------------------------------------------------------------------
521!            Test character array RHS
522! -----------------------------------------------------------------------------
523
524
525! Hit TODO: gathering lhs length in array expression
526!subroutine test_deferred_char_rhs_scalar(x)
527!  character(:), allocatable  :: x(:)
528!  x = "Hello world!"
529!end subroutine
530
531! CHECK: func @_QMalloc_assignPtest_cst_char_rhs_scalar(
532subroutine test_cst_char_rhs_scalar(x)
533  character(10), allocatable  :: x(:)
534  x = "Hello world!"
535  ! CHECK: fir.if %{{.*}} -> {{.*}} {
536  ! CHECK:   fir.if %false -> {{.*}} {
537  ! CHECK:   }
538  ! CHECK: } else {
539  ! TODO: runtime error if unallocated
540  ! CHECK-NOT: allocmem
541  ! CHECK: }
542end subroutine
543
544! CHECK: func @_QMalloc_assignPtest_dyn_char_rhs_scalar(
545subroutine test_dyn_char_rhs_scalar(x, n)
546  integer :: n
547  character(n), allocatable  :: x(:)
548  x = "Hello world!"
549  ! CHECK: fir.if %{{.*}} -> {{.*}} {
550  ! CHECK:   fir.if %false -> {{.*}} {
551  ! CHECK:   }
552  ! CHECK: } else {
553  ! TODO: runtime error if unallocated
554  ! CHECK-NOT: allocmem
555  ! CHECK: }
556end subroutine
557
558! Hit TODO: gathering lhs length in array expression
559!subroutine test_deferred_char(x, c)
560!  character(:), allocatable  :: x(:)
561!  character(12) :: c(20)
562!  x = "Hello world!"
563!end subroutine
564
565! CHECK-LABEL: func @_QMalloc_assignPtest_cst_char(
566! CHECK-SAME:  %[[VAL_0:.*]]: !fir.ref<!fir.box<!fir.heap<!fir.array<?x!fir.char<1,10>>>>>{{.*}},
567! CHECK-SAME:  %[[VAL_1:.*]]: !fir.boxchar<1>{{.*}}) {
568subroutine test_cst_char(x, c)
569  character(10), allocatable  :: x(:)
570  character(12) :: c(20)
571! CHECK:  %[[VAL_2:.*]]:2 = fir.unboxchar %[[VAL_1]] : (!fir.boxchar<1>) -> (!fir.ref<!fir.char<1,?>>, index)
572! CHECK:  %[[VAL_3:.*]] = fir.convert %[[VAL_2]]#0 : (!fir.ref<!fir.char<1,?>>) -> !fir.ref<!fir.array<20x!fir.char<1,12>>>
573! CHECK:  %[[VAL_4_0:.*]] = arith.constant 20 : index
574! CHECK:  %[[VAL_4:.*]] = arith.constant 20 : index
575! CHECK:  %[[VAL_5:.*]] = fir.shape %[[VAL_4_0]] : (index) -> !fir.shape<1>
576! CHECK:  %[[VAL_7:.*]] = fir.load %[[VAL_0]] : !fir.ref<!fir.box<!fir.heap<!fir.array<?x!fir.char<1,10>>>>>
577! CHECK:  %[[VAL_8:.*]] = fir.box_addr %[[VAL_7]] : (!fir.box<!fir.heap<!fir.array<?x!fir.char<1,10>>>>) -> !fir.heap<!fir.array<?x!fir.char<1,10>>>
578! CHECK:  %[[VAL_9:.*]] = fir.convert %[[VAL_8]] : (!fir.heap<!fir.array<?x!fir.char<1,10>>>) -> i64
579! CHECK:  %[[VAL_10:.*]] = arith.constant 0 : i64
580! CHECK:  %[[VAL_11:.*]] = arith.cmpi ne, %[[VAL_9]], %[[VAL_10]] : i64
581! CHECK:  %[[VAL_12:.*]]:2 = fir.if %[[VAL_11]] -> (i1, !fir.heap<!fir.array<?x!fir.char<1,10>>>) {
582! CHECK:    %[[VAL_13:.*]] = arith.constant false
583! CHECK:    %[[VAL_14:.*]] = arith.constant 0 : index
584! CHECK:    %[[VAL_15:.*]]:3 = fir.box_dims %[[VAL_7]], %[[VAL_14]] : (!fir.box<!fir.heap<!fir.array<?x!fir.char<1,10>>>>, index) -> (index, index, index)
585! CHECK:    %[[VAL_16:.*]] = arith.cmpi ne, %[[VAL_15]]#1, %[[VAL_4]] : index
586! CHECK:    %[[VAL_17:.*]] = arith.select %[[VAL_16]], %[[VAL_16]], %[[VAL_13]] : i1
587! CHECK:    %[[VAL_18:.*]] = fir.if %[[VAL_17]] -> (!fir.heap<!fir.array<?x!fir.char<1,10>>>) {
588! CHECK:      %[[VAL_19:.*]] = fir.allocmem !fir.array<?x!fir.char<1,10>>, %[[VAL_4]] {uniq_name = ".auto.alloc"}
589! CHECK:      fir.result %[[VAL_19]] : !fir.heap<!fir.array<?x!fir.char<1,10>>>
590! CHECK:    } else {
591! CHECK:      fir.result %[[VAL_8]] : !fir.heap<!fir.array<?x!fir.char<1,10>>>
592! CHECK:    }
593! CHECK:    fir.result %[[VAL_17]], %[[VAL_20:.*]] : i1, !fir.heap<!fir.array<?x!fir.char<1,10>>>
594! CHECK:  } else {
595! CHECK:    %[[VAL_21:.*]] = arith.constant true
596! CHECK:    %[[VAL_22:.*]] = fir.allocmem !fir.array<?x!fir.char<1,10>>, %[[VAL_4]] {uniq_name = ".auto.alloc"}
597! CHECK:    fir.result %[[VAL_21]], %[[VAL_22]] : i1, !fir.heap<!fir.array<?x!fir.char<1,10>>>
598! CHECK:  }
599
600! CHECK:  %[[VAL_23:.*]] = fir.shape %[[VAL_4]] : (index) -> !fir.shape<1>
601! CHECK:  %[[VAL_24:.*]] = fir.array_load %[[VAL_12]]#1(%[[VAL_23]]) : (!fir.heap<!fir.array<?x!fir.char<1,10>>>, !fir.shape<1>) -> !fir.array<?x!fir.char<1,10>>
602! CHECK:  fir.array_merge_store %{{.*}}, %{{.*}} to %[[VAL_12]]#1 : !fir.array<?x!fir.char<1,10>>, !fir.array<?x!fir.char<1,10>>, !fir.heap<!fir.array<?x!fir.char<1,10>>>
603! CHECK:  fir.if %[[VAL_12]]#0 {
604! CHECK:    fir.if %[[VAL_11]] {
605! CHECK:      fir.freemem %[[VAL_8]]
606! CHECK:    }
607! CHECK:    %[[VAL_36:.*]] = fir.shape %[[VAL_4]] : (index) -> !fir.shape<1>
608! CHECK:    %[[VAL_37:.*]] = fir.embox %[[VAL_12]]#1(%[[VAL_36]]) : (!fir.heap<!fir.array<?x!fir.char<1,10>>>, !fir.shape<1>) -> !fir.box<!fir.heap<!fir.array<?x!fir.char<1,10>>>>
609! CHECK:    fir.store %[[VAL_37]] to %[[VAL_0]] : !fir.ref<!fir.box<!fir.heap<!fir.array<?x!fir.char<1,10>>>>>
610! CHECK:  }
611  x = c
612end subroutine
613
614! CHECK-LABEL: func @_QMalloc_assignPtest_dyn_char(
615! CHECK-SAME:  %[[VAL_0:.*]]: !fir.ref<!fir.box<!fir.heap<!fir.array<?x!fir.char<1,?>>>>>{{.*}}, %[[VAL_1:.*]]: !fir.ref<i32>{{.*}}, %[[VAL_2:.*]]: !fir.boxchar<1>{{.*}}) {
616subroutine test_dyn_char(x, n, c)
617  integer :: n
618  character(n), allocatable  :: x(:)
619  character(*) :: c(20)
620! CHECK:  %[[VAL_3:.*]]:2 = fir.unboxchar %[[VAL_2]] : (!fir.boxchar<1>) -> (!fir.ref<!fir.char<1,?>>, index)
621! CHECK:  %[[VAL_4:.*]] = fir.convert %[[VAL_3]]#0 : (!fir.ref<!fir.char<1,?>>) -> !fir.ref<!fir.array<20x!fir.char<1,?>>>
622! CHECK:  %[[VAL_5_0:.*]] = arith.constant 20 : index
623! CHECK:  %[[VAL_6A:.*]] = fir.load %[[VAL_1]] : !fir.ref<i32>
624! CHECK:  %[[c0_i32:.*]] = arith.constant 0 : i32
625! CHECK:  %[[VAL_6B:.*]] = arith.cmpi sgt, %[[VAL_6A]], %[[c0_i32]] : i32
626! CHECK:  %[[VAL_6:.*]] = arith.select %[[VAL_6B]], %[[VAL_6A]], %[[c0_i32]] : i32
627! CHECK:  %[[VAL_5:.*]] = arith.constant 20 : index
628! CHECK:  %[[VAL_7:.*]] = fir.shape %[[VAL_5_0]] : (index) -> !fir.shape<1>
629! CHECK:  %[[VAL_9:.*]] = fir.load %[[VAL_0]] : !fir.ref<!fir.box<!fir.heap<!fir.array<?x!fir.char<1,?>>>>>
630! CHECK:  %[[VAL_10:.*]] = fir.box_addr %[[VAL_9]] : (!fir.box<!fir.heap<!fir.array<?x!fir.char<1,?>>>>) -> !fir.heap<!fir.array<?x!fir.char<1,?>>>
631! CHECK:  %[[VAL_11:.*]] = fir.convert %[[VAL_10]] : (!fir.heap<!fir.array<?x!fir.char<1,?>>>) -> i64
632! CHECK:  %[[VAL_12:.*]] = arith.constant 0 : i64
633! CHECK:  %[[VAL_13:.*]] = arith.cmpi ne, %[[VAL_11]], %[[VAL_12]] : i64
634! CHECK:  %[[VAL_14:.*]]:2 = fir.if %[[VAL_13]] -> (i1, !fir.heap<!fir.array<?x!fir.char<1,?>>>) {
635! CHECK:    %[[VAL_15:.*]] = arith.constant false
636! CHECK:    %[[VAL_16:.*]] = arith.constant 0 : index
637! CHECK:    %[[VAL_17:.*]]:3 = fir.box_dims %[[VAL_9]], %[[VAL_16]] : (!fir.box<!fir.heap<!fir.array<?x!fir.char<1,?>>>>, index) -> (index, index, index)
638! CHECK:    %[[VAL_18:.*]] = arith.cmpi ne, %[[VAL_17]]#1, %[[VAL_5]] : index
639! CHECK:    %[[VAL_19:.*]] = arith.select %[[VAL_18]], %[[VAL_18]], %[[VAL_15]] : i1
640! CHECK:    %[[VAL_20:.*]] = fir.if %[[VAL_19]] -> (!fir.heap<!fir.array<?x!fir.char<1,?>>>) {
641! CHECK:      %[[VAL_21:.*]] = fir.convert %[[VAL_6]] : (i32) -> index
642! CHECK:      %[[VAL_22:.*]] = fir.allocmem !fir.array<?x!fir.char<1,?>>(%[[VAL_21]] : index), %[[VAL_5]] {uniq_name = ".auto.alloc"}
643! CHECK:      fir.result %[[VAL_22]] : !fir.heap<!fir.array<?x!fir.char<1,?>>>
644! CHECK:    } else {
645! CHECK:      fir.result %[[VAL_10]] : !fir.heap<!fir.array<?x!fir.char<1,?>>>
646! CHECK:    }
647! CHECK:    fir.result %[[VAL_19]], %[[VAL_23:.*]] : i1, !fir.heap<!fir.array<?x!fir.char<1,?>>>
648! CHECK:  } else {
649! CHECK:    %[[VAL_24:.*]] = arith.constant true
650! CHECK:    %[[VAL_25:.*]] = fir.convert %[[VAL_6]] : (i32) -> index
651! CHECK:    %[[VAL_26:.*]] = fir.allocmem !fir.array<?x!fir.char<1,?>>(%[[VAL_25]] : index), %[[VAL_5]] {uniq_name = ".auto.alloc"}
652! CHECK:    fir.result %[[VAL_24]], %[[VAL_26]] : i1, !fir.heap<!fir.array<?x!fir.char<1,?>>>
653! CHECK:  }
654
655! CHECK:  %[[VAL_27:.*]] = fir.shape %[[VAL_5]] : (index) -> !fir.shape<1>
656! CHECK:  %[[VAL_28:.*]] = fir.array_load %[[VAL_14]]#1(%[[VAL_27]]) typeparams %[[VAL_6]] : (!fir.heap<!fir.array<?x!fir.char<1,?>>>, !fir.shape<1>, i32) -> !fir.array<?x!fir.char<1,?>>
657! normal array assignment ....
658! CHECK:  fir.array_merge_store %{{.*}}, %{{.*}} to %[[VAL_14]]#1 typeparams %[[VAL_6]] : !fir.array<?x!fir.char<1,?>>, !fir.array<?x!fir.char<1,?>>, !fir.heap<!fir.array<?x!fir.char<1,?>>>, i32
659
660! CHECK:  fir.if %[[VAL_14]]#0 {
661! CHECK:    %[[VAL_39:.*]] = fir.convert %[[VAL_6]] : (i32) -> index
662! CHECK:    fir.if %[[VAL_13]] {
663! CHECK:      fir.freemem %[[VAL_10]]
664! CHECK:    }
665! CHECK:    %[[VAL_40:.*]] = fir.shape %[[VAL_5]] : (index) -> !fir.shape<1>
666! CHECK:    %[[VAL_41:.*]] = fir.embox %[[VAL_14]]#1(%[[VAL_40]]) typeparams %[[VAL_39]] : (!fir.heap<!fir.array<?x!fir.char<1,?>>>, !fir.shape<1>, index) -> !fir.box<!fir.heap<!fir.array<?x!fir.char<1,?>>>>
667! CHECK:    fir.store %[[VAL_41]] to %[[VAL_0]] : !fir.ref<!fir.box<!fir.heap<!fir.array<?x!fir.char<1,?>>>>>
668! CHECK:  }
669  x = c
670end subroutine
671
672! CHECK-LABEL: func @_QMalloc_assignPtest_derived_with_init
673subroutine test_derived_with_init(x, y)
674  type t
675    integer, allocatable :: a(:)
676  end type
677  type(t), allocatable :: x
678  type(t) :: y
679  ! The allocatable component of `x` need to be initialized
680  ! during the automatic allocation (setting its rank and allocation
681  ! status) before it is assigned with the component of `y`
682  x = y
683! CHECK:  fir.if %{{.*}} {
684! CHECK:    %[[VAL_11:.*]] = fir.allocmem !fir.type<_QMalloc_assignFtest_derived_with_initTt{a:!fir.box<!fir.heap<!fir.array<?xi32>>>}> {uniq_name = ".auto.alloc"}
685! CHECK:    %[[VAL_12:.*]] = fir.embox %[[VAL_11]] : (!fir.heap<!fir.type<_QMalloc_assignFtest_derived_with_initTt{a:!fir.box<!fir.heap<!fir.array<?xi32>>>}>>) -> !fir.box<!fir.heap<!fir.type<_QMalloc_assignFtest_derived_with_initTt{a:!fir.box<!fir.heap<!fir.array<?xi32>>>}>>>
686! CHECK:    %[[VAL_15:.*]] = fir.convert %[[VAL_12]] : (!fir.box<!fir.heap<!fir.type<_QMalloc_assignFtest_derived_with_initTt{a:!fir.box<!fir.heap<!fir.array<?xi32>>>}>>>) -> !fir.box<none>
687! CHECK:    fir.call @_FortranAInitialize(%[[VAL_15]], %{{.*}}, %{{.*}}) : (!fir.box<none>, !fir.ref<i8>, i32) -> none
688! CHECK:    fir.result %[[VAL_11]] : !fir.heap<!fir.type<_QMalloc_assignFtest_derived_with_initTt{a:!fir.box<!fir.heap<!fir.array<?xi32>>>}>>
689! CHECK:  } else {
690! CHECK:    fir.result %{{.*}} : !fir.heap<!fir.type<_QMalloc_assignFtest_derived_with_initTt{a:!fir.box<!fir.heap<!fir.array<?xi32>>>}>>
691! CHECK:  }
692end subroutine
693
694! CHECK-LABEL: func @_QMalloc_assignPtest_vector_subscript(
695! CHECK-SAME: %[[VAL_0:.*]]: !fir.ref<!fir.box<!fir.heap<!fir.array<?xi32>>>> {fir.bindc_name = "x"},
696! CHECK-SAME: %[[VAL_1:.*]]: !fir.box<!fir.array<?xi32>> {fir.bindc_name = "y"},
697! CHECK-SAME: %[[VAL_2:.*]]: !fir.box<!fir.array<?xi32>> {fir.bindc_name = "v"}) {
698subroutine test_vector_subscript(x, y, v)
699  ! Test that the new shape is computed correctly in presence of
700  ! vector subscripts on the RHS and that it is used to allocate
701  ! the new storage and to drive the implicit loop.
702  integer, allocatable :: x(:)
703  integer :: y(:), v(:)
704  x = y(v)
705! CHECK:         %[[VAL_3:.*]] = arith.constant 1 : index
706! CHECK:         %[[VAL_4:.*]] = arith.constant 0 : index
707! CHECK:         %[[VAL_5:.*]]:3 = fir.box_dims %[[VAL_1]], %[[VAL_4]] : (!fir.box<!fir.array<?xi32>>, index) -> (index, index, index)
708! CHECK:         %[[VAL_6:.*]] = arith.constant 0 : index
709! CHECK:         %[[VAL_7:.*]]:3 = fir.box_dims %[[VAL_2]], %[[VAL_6]] : (!fir.box<!fir.array<?xi32>>, index) -> (index, index, index)
710! CHECK:         %[[VAL_8:.*]] = fir.array_load %[[VAL_2]] : (!fir.box<!fir.array<?xi32>>) -> !fir.array<?xi32>
711! CHECK:         %[[VAL_9:.*]] = arith.cmpi sgt, %[[VAL_7]]#1, %[[VAL_5]]#1 : index
712! CHECK:         %[[VAL_10:.*]] = arith.select %[[VAL_9]], %[[VAL_5]]#1, %[[VAL_7]]#1 : index
713! CHECK:         fir.if {{.*}} {
714! CHECK:           %[[VAL_18:.*]] = arith.constant false
715! CHECK:           %[[VAL_20:.*]]:3 = fir.box_dims %{{.*}}, %{{.*}} : (!fir.box<!fir.heap<!fir.array<?xi32>>>, index) -> (index, index, index)
716! CHECK:           %[[VAL_21:.*]] = arith.cmpi ne, %[[VAL_20]]#1, %[[VAL_10]] : index
717! CHECK:           %[[VAL_22:.*]] = arith.select %[[VAL_21]], %[[VAL_21]], %[[VAL_18]] : i1
718! CHECK:           fir.if %[[VAL_22]] {{.*}} {
719! CHECK:             %[[VAL_24:.*]] = fir.allocmem !fir.array<?xi32>, %[[VAL_10]] {uniq_name = ".auto.alloc"}
720! CHECK:             fir.result %[[VAL_24]] : !fir.heap<!fir.array<?xi32>>
721! CHECK:           } else {
722! CHECK:             fir.result %{{.*}} : !fir.heap<!fir.array<?xi32>>
723! CHECK:           }
724! CHECK:           fir.result %{{.*}}, %{{.*}}
725! CHECK:         } else {
726! CHECK:           %[[VAL_27:.*]] = fir.allocmem !fir.array<?xi32>, %[[VAL_10]] {uniq_name = ".auto.alloc"}
727! CHECK:           fir.result %{{.*}}, %[[VAL_27]] : i1, !fir.heap<!fir.array<?xi32>>
728! CHECK:         }
729! CHECK:         %[[VAL_28:.*]] = fir.shape %[[VAL_10]] : (index) -> !fir.shape<1>
730! CHECK:         %[[VAL_29:.*]] = fir.array_load %[[VAL_30:.*]]#1(%[[VAL_28]]) : (!fir.heap<!fir.array<?xi32>>, !fir.shape<1>) -> !fir.array<?xi32>
731! CHECK:         %[[VAL_31:.*]] = arith.constant 1 : index
732! CHECK:         %[[VAL_32:.*]] = arith.constant 0 : index
733! CHECK:         %[[VAL_33:.*]] = arith.subi %[[VAL_10]], %[[VAL_31]] : index
734! CHECK:         %[[VAL_34:.*]] = fir.do_loop %[[VAL_35:.*]] = %[[VAL_32]] to %[[VAL_33]] step %[[VAL_31]] {{.*}} {
735! CHECK:         }
736end subroutine
737
738! CHECK: fir.global linkonce @[[error_message]] constant : !fir.char<1,76> {
739! CHECK:   %[[msg:.*]] = fir.string_lit "array left hand side must be allocated when the right hand side is a scalar\00"(76) : !fir.char<1,76>
740! CHECK:   fir.has_value %[[msg:.*]] : !fir.char<1,76>
741! CHECK: }
742
743end module
744
745!  use alloc_assign
746!  real :: y(2, 3) = reshape([1,2,3,4,5,6], [2,3])
747!  real, allocatable :: x (:, :)
748!  allocate(x(2,2))
749!  call test_with_lbounds(x, y)
750!  print *, x(10, 20)
751!  print *, x
752!end
753