| Kuba Brecka | a28c9e8 | 2016-10-31 18:51:58 +0000 | [diff] [blame] | 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 -S | FileCheck %s |
| 3 | |
| 4 | target datalayout = "e-m:e-i64:64-f80:128-n8:16:32:64-S128" |
| 5 | target triple = "x86_64-apple-macosx10.10.0" |
| 6 | |
| 7 | ; Should be put into __asan_cstring section: |
| 8 | @.str.1 = private unnamed_addr constant [13 x i8] c"Hello world.\00", align 1 |
| 9 | @.str.2 = private unnamed_addr constant [4 x i8] c"%s\0A\00", align 1 |
| 10 | |
| 11 | ; CHECK: @.str.1 = internal unnamed_addr 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 |
| 12 | ; CHECK: @.str.2 = internal unnamed_addr 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 |
| 13 | |
| 14 | ; Shouldn't be put into special section: |
| 15 | @.str.3 = private unnamed_addr constant [4 x i8] c"\00\01\02\03", align 1 |
| 16 | @.str.4 = private unnamed_addr global [7 x i8] c"Hello.\00", align 1 |
| 17 | @.str.5 = private unnamed_addr constant [8 x i8] c"Hello.\00\00", align 1 |
| 18 | |
| 19 | ; CHECK: @.str.3 = internal unnamed_addr constant { [4 x i8], [60 x i8] } { [4 x i8] c"\00\01\02\03", [60 x i8] zeroinitializer }, align 32 |
| 20 | ; CHECK: @.str.4 = private unnamed_addr global { [7 x i8], [57 x i8] } { [7 x i8] c"Hello.\00", [57 x i8] zeroinitializer }, align 32 |
| 21 | ; CHECK: @.str.5 = internal unnamed_addr constant { [8 x i8], [56 x i8] } { [8 x i8] c"Hello.\00\00", [56 x i8] zeroinitializer }, align 32 |