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author | Kostya Serebryany <kcc@google.com> | 2012-11-01 13:42:40 +0000 |
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committer | Kostya Serebryany <kcc@google.com> | 2012-11-01 13:42:40 +0000 |
commit | a5f54f14435d881b10d8eb65e19fa42af95757e9 (patch) | |
tree | 8e5157a967d142dbe458f78adaf847709730c5e0 /test | |
parent | 174fbec3dfdf5e20ad5b75dcfcc709011ddb1a12 (diff) | |
download | llvm-a5f54f14435d881b10d8eb65e19fa42af95757e9.tar.gz llvm-a5f54f14435d881b10d8eb65e19fa42af95757e9.tar.bz2 llvm-a5f54f14435d881b10d8eb65e19fa42af95757e9.tar.xz |
[asan] don't instrument globals that we've created ourselves (reduces the binary size a bit)
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@167230 91177308-0d34-0410-b5e6-96231b3b80d8
Diffstat (limited to 'test')
-rw-r--r-- | test/Instrumentation/AddressSanitizer/do-not-instrument-internal-globals.ll | 19 |
1 files changed, 19 insertions, 0 deletions
diff --git a/test/Instrumentation/AddressSanitizer/do-not-instrument-internal-globals.ll b/test/Instrumentation/AddressSanitizer/do-not-instrument-internal-globals.ll new file mode 100644 index 0000000000..28d4ac0c0f --- /dev/null +++ b/test/Instrumentation/AddressSanitizer/do-not-instrument-internal-globals.ll @@ -0,0 +1,19 @@ +; This test checks that we are not instrumenting globals +; that we created ourselves. +; 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-S128" +target triple = "x86_64-unknown-linux-gnu" + +define void @_Z3barv() uwtable address_safety { +entry: + %a = alloca i32, align 4 + call void @_Z3fooPi(i32* %a) + ret void +} + +declare void @_Z3fooPi(i32*) +; We create one global string constant for the stack frame above. +; Make sure we don't create any other global constants. +; CHECK: = private constant +; CHECK-NOT: = private constant |