do-not-touch-comdat-global.ll
715 Bytes
; 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
$global_noinst = comdat largest
@aliasee = private unnamed_addr constant [2 x i8] [i8 1, i8 2], comdat($global_noinst)
@global_noinst = unnamed_addr alias [2 x i8], [2 x i8]* @aliasee
; CHECK-NOT: {{asan_gen.*global_noinst}}
; CHECK-DAG: @global_noinst = unnamed_addr alias [2 x i8], [2 x i8]* @aliasee
@global_inst = private constant [2 x i8] [i8 1, i8 2]
; CHECK-DAG: {{asan_gen.*global_inst}}
; CHECK: @asan.module_ctor