1 // REQUIRES: x86-registered-target
2
3 // RUN: %clang_cc1 -triple x86_64-macho -emit-llvm %s -o %t
4
5 // <rdar://problem/10657500>: Check that the backing store of CFStrings are
6 // constant with the -fwritable-strings flag.
7 //
8 // RUN: %clang_cc1 -triple x86_64-macho -fwritable-strings -emit-llvm %s -o - | FileCheck %s
9 //
10 // CHECK: @.str = private unnamed_addr constant [14 x i8] c"Hello, World!\00", section "__TEXT,__cstring,cstring_literals", align 1
11 // CHECK: @.str.1 = private unnamed_addr constant [7 x i8] c"yo joe\00", section "__TEXT,__cstring,cstring_literals", align 1
12 // CHECK: @.str.3 = private unnamed_addr constant [16 x i8] c"Goodbye, World!\00", section "__TEXT,__cstring,cstring_literals", align 1
13
14 #define CFSTR __builtin___CFStringMakeConstantString
15
f()16 void f() {
17 CFSTR("Hello, World!");
18 }
19
20 // rdar://6248329
21 void *G = CFSTR("yo joe");
22
h()23 void h() {
24 static void* h = CFSTR("Goodbye, World!");
25 }
26