1 // RUN: %clang_cc1 -no-opaque-pointers -triple x86_64-apple-darwin10 -emit-llvm -o %t1 %s
2 // RUN: FileCheck --check-prefix=LOCAL %s < %t1
3 // RUN: FileCheck --check-prefix=UNDEF %s < %t1
4 // RUN: FileCheck --check-prefix=PARAM %s < %t1
5 // END.
6
7 // LOCAL: private unnamed_addr constant [15 x i8] c"localvar_ann_{{.}}\00", section "llvm.metadata"
8 // LOCAL: private unnamed_addr constant [15 x i8] c"localvar_ann_{{.}}\00", section "llvm.metadata"
9
10 // UNDEF: private unnamed_addr constant [15 x i8] c"undefvar_ann_0\00", section "llvm.metadata"
11
12 // PARAM: private unnamed_addr constant [12 x i8] c"param_ann_{{.}}\00", section "llvm.metadata"
13 // PARAM: private unnamed_addr constant [12 x i8] c"param_ann_{{.}}\00", section "llvm.metadata"
14 // PARAM: private unnamed_addr constant [12 x i8] c"param_ann_{{.}}\00", section "llvm.metadata"
15 // PARAM: private unnamed_addr constant [12 x i8] c"param_ann_{{.}}\00", section "llvm.metadata"
16
17 int foo(int v __attribute__((annotate("param_ann_2"))) __attribute__((annotate("param_ann_3"))));
foo(int v)18 int foo(int v __attribute__((annotate("param_ann_0"))) __attribute__((annotate("param_ann_1")))) {
19 return v + 1;
20 // PARAM: define {{.*}}@foo
21 // PARAM: [[V:%.*]] = alloca i32
22 // PARAM: bitcast i32* [[V]] to i8*
23 // PARAM-NEXT: call void @llvm.var.annotation(
24 // PARAM-NEXT: bitcast i32* [[V]] to i8*
25 // PARAM-NEXT: call void @llvm.var.annotation(
26 // PARAM-NEXT: bitcast i32* [[V]] to i8*
27 // PARAM-NEXT: call void @llvm.var.annotation(
28 // PARAM-NEXT: bitcast i32* [[V]] to i8*
29 // PARAM-NEXT: call void @llvm.var.annotation(
30 }
31
local(void)32 void local(void) {
33 int localvar __attribute__((annotate("localvar_ann_0"))) __attribute__((annotate("localvar_ann_1"))) = 3;
34 // LOCAL-LABEL: define{{.*}} void @local()
35 // LOCAL: [[LOCALVAR:%.*]] = alloca i32,
36 // LOCAL-NEXT: [[T0:%.*]] = bitcast i32* [[LOCALVAR]] to i8*
37 // LOCAL-NEXT: call void @llvm.var.annotation(i8* [[T0]], i8* getelementptr inbounds ([15 x i8], [15 x i8]* @{{.*}}), i8* getelementptr inbounds ({{.*}}), i32 33, i8* null)
38 // LOCAL-NEXT: [[T0:%.*]] = bitcast i32* [[LOCALVAR]] to i8*
39 // LOCAL-NEXT: call void @llvm.var.annotation(i8* [[T0]], i8* getelementptr inbounds ([15 x i8], [15 x i8]* @{{.*}}), i8* getelementptr inbounds ({{.*}}), i32 33, i8* null)
40 }
41
local_after_return(void)42 void local_after_return(void) {
43 return;
44 int localvar __attribute__((annotate("localvar_after_return"))) = 3;
45 // Test we are not emitting instructions like bitcast or call outside of a basic block.
46 // LOCAL-LABEL: define{{.*}} void @local_after_return()
47 // LOCAL: [[LOCALVAR:%.*]] = alloca i32,
48 // LOCAL-NEXT: ret void
49 }
50
undef(void)51 void undef(void) {
52 int undefvar __attribute__((annotate("undefvar_ann_0")));
53 // UNDEF-LABEL: define{{.*}} void @undef()
54 // UNDEF: [[UNDEFVAR:%.*]] = alloca i32,
55 // UNDEF-NEXT: [[T0:%.*]] = bitcast i32* [[UNDEFVAR]] to i8*
56 // UNDEF-NEXT: call void @llvm.var.annotation(i8* [[T0]], i8* getelementptr inbounds ([15 x i8], [15 x i8]* @{{.*}}), i8* getelementptr inbounds ({{.*}}), i32 52, i8* null)
57 }
58