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| author | Kostya Serebryany <kcc@google.com> | 2011-12-16 01:28:19 +0000 |
|---|---|---|
| committer | Kostya Serebryany <kcc@google.com> | 2011-12-16 01:28:19 +0000 |
| commit | 478a4d997ac4f0b3286e2ab0d4b445aff3cf2448 (patch) | |
| tree | 2ad1b27e09170cbdfabc830dd01357ace8e18ed0 /test/Instrumentation/AddressSanitizer | |
| parent | ddecfe54a35ffbe0675f7f33e493734fd60b2495 (diff) | |
[asan] add a test for instrumenting globals
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@146718 91177308-0d34-0410-b5e6-96231b3b80d8
Diffstat (limited to 'test/Instrumentation/AddressSanitizer')
| -rw-r--r-- | test/Instrumentation/AddressSanitizer/instrument_global.ll | 20 |
1 files changed, 20 insertions, 0 deletions
diff --git a/test/Instrumentation/AddressSanitizer/instrument_global.ll b/test/Instrumentation/AddressSanitizer/instrument_global.ll new file mode 100644 index 0000000000..ba8d65a4fa --- /dev/null +++ b/test/Instrumentation/AddressSanitizer/instrument_global.ll @@ -0,0 +1,20 @@ +; RUN: opt < %s -asan -S | FileCheck %s +target datalayout = "e-p:64:64:64-i1:8:8-i8:8:8-i16:16:16-i32:32:32-i64:64:64-f32:32:32-f64:64:64-v64:64:64-v128:128:128-a0:0:64-s0:64:64-f80:128:128-n8:16:32:64" +target triple = "x86_64-unknown-linux-gnu" +@xxx = global i32 0, align 4 + +; If a global is present, __asan_[un]register_globals should be called from +; module ctor/dtor + +; CHECK: llvm.global_dtors +; CHECK: llvm.global_ctors + +; CHECK: define internal void @asan.module_ctor +; CHECK-NOT: ret +; CHECK: call void @__asan_register_globals +; CHECK: ret + +; CHECK: define internal void @asan.module_dtor +; CHECK-NOT: ret +; CHECK: call void @__asan_unregister_globals +; CHECK: ret |