llvm-project/clang/test/CodeGen/debug-info-vla.c
Sander de Smalen 9084a3b118 [DebugInfo] Avoid name conflict of generated VLA expression variable.
Summary:
This patch also adds the 'DW_AT_artificial' flag to the generated variable.

Addresses the issues mentioned in http://llvm.org/PR30553.

Reviewers: CarlosAlbertoEnciso, probinson, aprantl

Reviewed By: aprantl

Subscribers: JDevlieghere, cfe-commits

Differential Revision: https://reviews.llvm.org/D43189

llvm-svn: 324988
2018-02-13 07:49:34 +00:00

16 lines
574 B
C

// RUN: %clang_cc1 -emit-llvm -debug-info-kind=limited -triple x86_64-apple-darwin %s -o - | FileCheck %s
void testVLAwithSize(int s)
{
// CHECK-DAG: dbg.declare({{.*}} %__vla_expr, metadata ![[VLAEXPR:[0-9]+]]
// CHECK-DAG: dbg.declare({{.*}} %vla, metadata ![[VAR:[0-9]+]]
// CHECK-DAG: ![[VLAEXPR]] = !DILocalVariable(name: "__vla_expr", {{.*}} flags: DIFlagArtificial
// CHECK-DAG: ![[VAR]] = !DILocalVariable(name: "vla",{{.*}} line: [[@LINE+2]]
// CHECK-DAG: !DISubrange(count: ![[VLAEXPR]])
int vla[s];
int i;
for (i = 0; i < s; i++) {
vla[i] = i*i;
}
}