diff options
| author | Adrian Prantl <aprantl@apple.com> | 2019-10-16 16:30:38 +0000 |
|---|---|---|
| committer | Adrian Prantl <aprantl@apple.com> | 2019-10-16 16:30:38 +0000 |
| commit | 5cd7a6f916b7b11f9955587e413af95c3f45bc7b (patch) | |
| tree | 40052ce646dc3bf5e9abecfc7c4c16a7e39a1a93 | |
| parent | 9db088e09ee7d5574b0fb4086d9258e9fb062c42 (diff) | |
[DWARF5] Added support for DW_AT_noreturn attribute to be emitted for
C++ class member functions.
Patch by Sourabh Singh Tomar!
Differential Revision: https://reviews.llvm.org/D68697
git-svn-id: https://llvm.org/svn/llvm-project/cfe/trunk@375012 91177308-0d34-0410-b5e6-96231b3b80d8
| -rw-r--r-- | lib/CodeGen/CGDebugInfo.cpp | 2 | ||||
| -rw-r--r-- | test/CodeGenCXX/debug-info-noreturn.cpp | 19 |
2 files changed, 21 insertions, 0 deletions
diff --git a/lib/CodeGen/CGDebugInfo.cpp b/lib/CodeGen/CGDebugInfo.cpp index 3d140ba7d7..7962ae002b 100644 --- a/lib/CodeGen/CGDebugInfo.cpp +++ b/lib/CodeGen/CGDebugInfo.cpp @@ -1605,6 +1605,8 @@ llvm::DISubprogram *CGDebugInfo::CreateCXXMemberFunction( ContainingType = RecordTy; } + if (Method->isNoReturn()) + Flags |= llvm::DINode::FlagNoReturn; if (Method->isStatic()) Flags |= llvm::DINode::FlagStaticMember; if (Method->isImplicit()) diff --git a/test/CodeGenCXX/debug-info-noreturn.cpp b/test/CodeGenCXX/debug-info-noreturn.cpp new file mode 100644 index 0000000000..85b81324a4 --- /dev/null +++ b/test/CodeGenCXX/debug-info-noreturn.cpp @@ -0,0 +1,19 @@ +// RUN: %clang_cc1 -std=c++11 -emit-llvm -fcxx-exceptions -debug-info-kind=standalone %s -o - | FileCheck %s +// Test for NoReturn flags in debug info. + +// CHECK: DISubprogram(name: "f", {{.*}}, flags: DIFlagPrototyped | DIFlagNoReturn, spFlags: DISPFlagDefinition +// CHECK: DISubprogram(name: "foo_member", {{.*}}, flags: DIFlagPrototyped | DIFlagNoReturn, spFlags: 0 +// CHECK-NOT: DISubprogram(name: "func",{{.*}}, flags: DIFlagPrototyped | DIFlagNoReturn, spFlags: DISPFlagDefinition + +class foo { + + [[noreturn]] void foo_member() { throw 1; } +}; + +[[noreturn]] void f() { + throw 1; +} + +void func() { + foo object; +} |