53 lines · c
1// RUN: %clang_cc1 -triple x86_64-linux-gnu -x c++ -gkey-instructions %s -debug-info-kind=line-tables-only -gno-column-info -emit-llvm -o - -ftrivial-auto-var-init=pattern \2// RUN: | FileCheck %s --implicit-check-not atomGroup --implicit-check-not atomRank3 4// RUN: %clang_cc1 -triple x86_64-linux-gnu -x c -gkey-instructions %s -debug-info-kind=line-tables-only -gno-column-info -emit-llvm -o - -ftrivial-auto-var-init=pattern \5// RUN: | FileCheck %s --implicit-check-not atomGroup --implicit-check-not atomRank6 7// The implicit-check-not is important; we don't want the GEPs created for the8// store locations to be included in the atom group.9 10int g;11void a() {12// CHECK: call void @llvm.memcpy{{.*}}%A{{.*}}, !dbg [[G1R1:!.*]]13 int A[] = { 1, 2, 3 };14 15// CHECK: call void @llvm.memcpy{{.*}}%B{{.*}}, !dbg [[G2R1:!.*]]16// CHECK-NEXT: store i32 1, ptr %B{{.*}}, !dbg [[G2R1:!.*]]17// CHECK-NEXT: %arrayinit.element = getelementptr {{.*}}, ptr %B, {{.*}} 1, !dbg [[B_LINE:!.*]]18// CHECK-NEXT: store i32 2, ptr %arrayinit.element{{.*}}, !dbg [[G2R1]]19// CHECK-NEXT: %arrayinit.element1 = getelementptr {{.*}}, ptr %B, {{.*}} 2, !dbg [[B_LINE]]20// CHECK-NEXT: %0 = load i32, ptr @g{{.*}}, !dbg [[G2R2:!.*]]21// CHECK-NEXT: store i32 %0, ptr %arrayinit.element1{{.*}}, !dbg [[G2R1]]22 int B[] = { 1, 2, g };23 24// CHECK: call void @llvm.memset{{.*}}%big{{.*}} !dbg [[G3R1:!.*]]25// CHECK-NEXT: %1 = getelementptr {{.*}}, ptr %big, {{.*}} 0, {{.*}} 0, !dbg [[big_LINE:!.*]]26// CHECK-NEXT: store i8 97, ptr %1{{.*}}, !dbg [[G3R1]]27// CHECK-NEXT: %2 = getelementptr {{.*}}, ptr %big, {{.*}} 0, {{.*}} 1, !dbg [[big_LINE]]28// CHECK-NEXT: store i8 98, ptr %2{{.*}}, !dbg [[G3R1]]29// CHECK-NEXT: %3 = getelementptr {{.*}}, ptr %big, {{.*}} 0, {{.*}} 2, !dbg [[big_LINE]]30// CHECK-NEXT: store i8 99, ptr %3{{.*}}, !dbg [[G3R1]]31// CHECK-NEXT: %4 = getelementptr {{.*}}, ptr %big, {{.*}} 0, {{.*}} 3, !dbg [[big_LINE]]32// CHECK: store i8 100, ptr %4{{.*}} !dbg [[G3R1]]33 char big[65536] = { 'a', 'b', 'c', 'd' };34 35// CHECK: call void @llvm.memset{{.*}}%arr{{.*}}, !dbg [[G4R1:!.*]]36 char arr[] = { 42, 42, 42, 42, 42, 42, 42, 42, 42, 42, 42, 42, 42, 42, 42, 42, 42, 42, 42, 42, 42, 42, 42, 42, 42, 42, 42, 42, 42, 42, 42, 42, 42, };37 38// CHECK: store i8 {{.*}}, ptr %uninit{{.*}}, !dbg [[G5R1:!.*]], !annotation39 char uninit; // -ftrivial-auto-var-init=pattern40 41// CHECK: ret{{.*}}, !dbg [[RET:!.*]]42}43 44// CHECK: [[G1R1]] = !DILocation({{.*}}, atomGroup: 1, atomRank: 1)45// CHECK: [[G2R1]] = !DILocation({{.*}}, atomGroup: 2, atomRank: 1)46// CHECK: [[B_LINE]] = !DILocation(line: 22, scope: ![[#]])47// CHECK: [[G2R2]] = !DILocation({{.*}}, atomGroup: 2, atomRank: 2)48// CHECK: [[G3R1]] = !DILocation({{.*}}, atomGroup: 3, atomRank: 1)49// CHECK: [[big_LINE]] = !DILocation(line: 33, scope: ![[#]])50// CHECK: [[G4R1]] = !DILocation({{.*}}, atomGroup: 4, atomRank: 1)51// CHECK: [[G5R1]] = !DILocation({{.*}}, atomGroup: 5, atomRank: 1)52// CHECK: [[RET]] = !DILocation({{.*}}, atomGroup: 6, atomRank: 1)53