[llvm] r212828 - Add a test case for r212596

[Timur Iskhodzhanov]

Author: timurrrr
Date: Fri Jul 11 11:32:53 2014
New Revision: 212828

URL: http://llvm.org/viewvc/llvm-project?rev=212828&view=rev
Log:
Add a test case for r212596

Added:
    llvm/trunk/test/Instrumentation/AddressSanitizer/do-not-touch-comdat-global.ll

Added: llvm/trunk/test/Instrumentation/AddressSanitizer/do-not-touch-comdat-global.ll
URL: http://llvm.org/viewvc/llvm-project/llvm/trunk/test/Instrumentation/AddressSanitizer/do-not-touch-comdat-global.ll?rev=212828&view=auto
==============================================================================
--- llvm/trunk/test/Instrumentation/AddressSanitizer/do-not-touch-comdat-global.ll (added)
+++ llvm/trunk/test/Instrumentation/AddressSanitizer/do-not-touch-comdat-global.ll Fri Jul 11 11:32:53 2014
@@ -0,0 +1,14 @@
+; This test checks that we instrument regular globals, but do not touch
+; the COMDAT ones.
+; RUN: opt < %s -asan -asan-module -S | FileCheck %s
+target datalayout = "e-m:w-p:32:32-i64:64-f80:32-n8:16:32-S32"
+target triple = "i686-pc-windows-msvc"
+; no action should be taken for these globals
+$global_noinst = comdat largest
+ at aliasee = private unnamed_addr constant [2 x i8] [i8 1, i8 2], comdat $global_noinst
+ at global_noinst = unnamed_addr alias [2 x i8]* @aliasee
+; CHECK-NOT: {{asan_gen.*global_noinst}}
+; CHECK-DAG: @global_noinst = unnamed_addr alias [2 x i8]* @aliasee
+ at global_inst = private constant [2 x i8] [i8 1, i8 2]
+; CHECK-DAG: {{asan_gen.*global_inst}}
+; CHECK: @asan.module_ctor