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      1 // RUN: %clang_cc1 -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"))));
     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 
     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)
     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)
     40 }
     41 
     42 void undef(void) {
     43     int undefvar __attribute__((annotate("undefvar_ann_0")));
     44 // UNDEF-LABEL: define void @undef()
     45 // UNDEF:      [[UNDEFVAR:%.*]] = alloca i32,
     46 // UNDEF-NEXT: [[T0:%.*]] = bitcast i32* [[UNDEFVAR]] to i8*
     47 // UNDEF-NEXT: call void @llvm.var.annotation(i8* [[T0]], i8* getelementptr inbounds ([15 x i8], [15 x i8]* @{{.*}}), i8* getelementptr inbounds ({{.*}}), i32 43)
     48 }
     49