From 478a4d997ac4f0b3286e2ab0d4b445aff3cf2448 Mon Sep 17 00:00:00 2001 From: Kostya Serebryany Date: Fri, 16 Dec 2011 01:28:19 +0000 Subject: [PATCH] [asan] add a test for instrumenting globals git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@146718 91177308-0d34-0410-b5e6-96231b3b80d8 --- .../AddressSanitizer/instrument_global.ll | 20 +++++++++++++++++++ 1 file changed, 20 insertions(+) create mode 100644 test/Instrumentation/AddressSanitizer/instrument_global.ll diff --git a/test/Instrumentation/AddressSanitizer/instrument_global.ll b/test/Instrumentation/AddressSanitizer/instrument_global.ll new file mode 100644 index 00000000000..ba8d65a4fa4 --- /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 -- 2.34.1