1 // RUN: %clang_cc1 -verify -fopenmp -x c++ -triple %itanium_abi_triple -emit-llvm %s -fexceptions -fcxx-exceptions -o - -fsanitize-address-use-after-scope | FileCheck %s
2 // RUN: %clang_cc1 -fopenmp -x c++ -std=c++11 -triple %itanium_abi_triple -fexceptions -fcxx-exceptions -emit-pch -o %t -fopenmp-version=50 %s
3 // RUN: %clang_cc1 -fopenmp -x c++ -triple %itanium_abi_triple -fexceptions -fcxx-exceptions -std=c++11 -include-pch %t -verify %s -emit-llvm -o - -fopenmp-version=50 | FileCheck %s
4 // expected-no-diagnostics
5 
6 // CHECK-NOT: ret i32 {{1|4|81|84}}
7 // CHECK-DAG: @_Z3barv = {{.*}}alias i32 (), i32 ()* @_Z3foov
8 // CHECK-DAG: @_ZN16SpecSpecialFuncs6MethodEv = {{.*}}alias i32 (%struct.SpecSpecialFuncs*), i32 (%struct.SpecSpecialFuncs*)* @_ZN16SpecSpecialFuncs7method_Ev
9 // CHECK-DAG: @_ZN16SpecSpecialFuncs6methodEv = linkonce_odr {{.*}}alias i32 (%struct.SpecSpecialFuncs*), i32 (%struct.SpecSpecialFuncs*)* @_ZN16SpecSpecialFuncs7method_Ev
10 // CHECK-DAG: @_ZN12SpecialFuncs6methodEv = linkonce_odr {{.*}}alias i32 (%struct.SpecialFuncs*), i32 (%struct.SpecialFuncs*)* @_ZN12SpecialFuncs7method_Ev
11 // CHECK-DAG: @_Z5prio_v = {{.*}}alias i32 (), i32 ()* @_Z4priov
12 // CHECK-DAG: @_ZL6prio1_v = internal alias i32 (), i32 ()* @_ZL5prio2v
13 // CHECK-DAG: @_Z4callv = {{.*}}alias i32 (), i32 ()* @_Z4testv
14 // CHECK-DAG: @_ZL9stat_usedv = internal alias i32 (), i32 ()* @_ZL10stat_used_v
15 // CHECK-DAG: @_ZN12SpecialFuncs6MethodEv =  {{.*}}alias i32 (%struct.SpecialFuncs*), i32 (%struct.SpecialFuncs*)* @_ZN12SpecialFuncs7method_Ev
16 // CHECK-DAG: declare {{.*}}i32 @_Z5bazzzv()
17 // CHECK-DAG: declare {{.*}}i32 @_Z3bazv()
18 // CHECK-DAG: ret i32 2
19 // CHECK-DAG: ret i32 3
20 // CHECK-DAG: ret i32 5
21 // CHECK-DAG: ret i32 6
22 // CHECK-DAG: ret i32 7
23 // CHECK-DAG: ret i32 82
24 // CHECK-DAG: ret i32 83
25 // CHECK-NOT: ret i32 {{1|4|81|84}}
26 
27 #ifndef HEADER
28 #define HEADER
29 
30 int foo() { return 2; }
31 
32 #pragma omp declare variant(foo) match(implementation = {vendor(llvm)})
33 int bar() { return 1; }
34 
35 int bazzz();
36 #pragma omp declare variant(bazzz) match(implementation = {vendor(llvm)})
37 int baz() { return 1; }
38 
39 int test();
40 #pragma omp declare variant(test) match(implementation = {vendor(llvm)})
41 int call() { return 1; }
42 
43 static int stat_unused_();
44 #pragma omp declare variant(stat_unused_) match(implementation = {vendor(llvm)})
45 static int stat_unused() { return 1; }
46 
47 static int stat_used_();
48 #pragma omp declare variant(stat_used_) match(implementation = {vendor(llvm)})
49 static int stat_used() { return 1; }
50 
51 int main() { return bar() + baz() + call() + stat_used(); }
52 
53 int test() { return 3; }
54 static int stat_unused_() { return 4; }
55 static int stat_used_() { return 5; }
56 
57 struct SpecialFuncs {
58   void vd() {}
59   SpecialFuncs();
60   ~SpecialFuncs();
61 
62   int method_() { return 6; }
63 #pragma omp declare variant(SpecialFuncs::method_)                             \
64     match(implementation = {vendor(llvm)})
65   int method() { return 1; }
66 #pragma omp declare variant(SpecialFuncs::method_)                             \
67     match(implementation = {vendor(llvm)})
68   int Method();
69 } s;
70 
71 int SpecialFuncs::Method() { return 1; }
72 
73 struct SpecSpecialFuncs {
74   void vd() {}
75   SpecSpecialFuncs();
76   ~SpecSpecialFuncs();
77 
78   int method_();
79 #pragma omp declare variant(SpecSpecialFuncs::method_)                         \
80     match(implementation = {vendor(llvm)})
81   int method() { return 1; }
82 #pragma omp declare variant(SpecSpecialFuncs::method_)                         \
83     match(implementation = {vendor(llvm)})
84   int Method();
85 } s1;
86 
87 int SpecSpecialFuncs::method_() { return 7; }
88 int SpecSpecialFuncs::Method() { return 1; }
89 
90 void xxx() {
91   (void)s.method();
92   (void)s1.method();
93 }
94 
95 int prio() { return 81; }
96 int prio1() { return 82; }
97 
98 #pragma omp declare variant(prio) match(implementation = {vendor(llvm)})
99 #pragma omp declare variant(prio1) match(implementation = {vendor(score(1): llvm)})
100 int prio_() { return 1; }
101 
102 static int prio2() { return 83; }
103 static int prio3() { return 84; }
104 static int prio4() { return 84; }
105 
106 #pragma omp declare variant(prio4) match(implementation = {vendor(score(3): llvm)})
107 #pragma omp declare variant(prio2) match(implementation = {vendor(score(5): llvm)})
108 #pragma omp declare variant(prio3) match(implementation = {vendor(score(1): llvm)})
109 static int prio1_() { return 1; }
110 
111 int int_fn() { return prio1_(); }
112 
113 #endif // HEADER
114