From 30603eefc846e5fdd5798e28f6f301d465aec6b1 Mon Sep 17 00:00:00 2001 From: Julian Lettner Date: Mon, 4 Feb 2019 23:37:50 +0000 Subject: [PATCH] [Sanitizers] UBSan unreachable incompatible with Kernel ASan Summary: This is a follow up for https://reviews.llvm.org/D57278. The previous revision should have also included Kernel ASan. rdar://problem/40723397 Subscribers: cfe-commits Tags: #clang Differential Revision: https://reviews.llvm.org/D57711 llvm-svn: 353120 --- .../AddressSanitizer/instrument-no-return.ll | 9 +++++++++ 1 file changed, 9 insertions(+) diff --git a/test/Instrumentation/AddressSanitizer/instrument-no-return.ll b/test/Instrumentation/AddressSanitizer/instrument-no-return.ll index 0df85c710a4..22ee66301de 100644 --- a/test/Instrumentation/AddressSanitizer/instrument-no-return.ll +++ b/test/Instrumentation/AddressSanitizer/instrument-no-return.ll @@ -35,6 +35,15 @@ define i32 @Call3() sanitize_address { ; CHECK-NOT: call void @__asan_handle_no_return ; CHECK: call void @NoReturnFunc +; Do *not* instrument functions without ASan +define i32 @Call4() { + call void @NoReturnFunc() noreturn + unreachable +} +; CHECK-LABEL: @Call4 +; CHECK-NOT: call void @__asan_handle_no_return +; CHECK: call void @NoReturnFunc + declare i32 @__gxx_personality_v0(...) define i64 @Invoke1() nounwind uwtable ssp sanitize_address personality i8* bitcast (i32 (...)* @__gxx_personality_v0 to i8*) {