1; This test checks that instrumented global C (null terminated) strings are put into a special section on Darwin. 2; RUN: opt < %s -asan -asan-module -enable-new-pm=0 -S | FileCheck %s 3; RUN: opt < %s -passes='asan-pipeline' -S | FileCheck %s 4 5target datalayout = "e-m:e-i64:64-f80:128-n8:16:32:64-S128" 6target triple = "x86_64-apple-macosx10.10.0" 7 8; Should be put into __asan_cstring section: 9@.str.1 = private unnamed_addr constant [13 x i8] c"Hello world.\00", align 1 10@.str.2 = private unnamed_addr constant [4 x i8] c"%s\0A\00", align 1 11 12; CHECK: @.str.1 = internal constant { [13 x i8], [51 x i8] } { [13 x i8] c"Hello world.\00", [51 x i8] zeroinitializer }, section "__TEXT,__asan_cstring,regular", align 32 13; CHECK: @.str.2 = internal constant { [4 x i8], [60 x i8] } { [4 x i8] c"%s\0A\00", [60 x i8] zeroinitializer }, section "__TEXT,__asan_cstring,regular", align 32 14 15; Shouldn't be put into special section: 16@.str.3 = private unnamed_addr constant [4 x i8] c"\00\01\02\03", align 1 17@.str.4 = private unnamed_addr global [7 x i8] c"Hello.\00", align 1 18@.str.5 = private unnamed_addr constant [8 x i8] c"Hello.\00\00", align 1 19 20; CHECK: @.str.3 = internal constant { [4 x i8], [60 x i8] } { [4 x i8] c"\00\01\02\03", [60 x i8] zeroinitializer }, align 32 21; CHECK: @.str.4 = private global { [7 x i8], [57 x i8] } { [7 x i8] c"Hello.\00", [57 x i8] zeroinitializer }, align 32 22; CHECK: @.str.5 = internal constant { [8 x i8], [56 x i8] } { [8 x i8] c"Hello.\00\00", [56 x i8] zeroinitializer }, align 32 23