gcc/testsuite/obj-c++.dg/torture/strings/const-str-11.mm

   1 /* Test if ObjC constant string layout is checked properly, regardless of how
   2    constant string classes get derived.  */
   3 /* Contributed by Ziemowit Laski <zlaski@apple.com>  */
   4
   5 /* { dg-do compile } */
   6 /* { dg-skip-if "" { *-*-* } { "-fgnu-runtime" } { "" } } */
   7 /* { dg-options "-fconstant-string-class=XStr" } */
   8 /* { dg-options "-mno-constant-cfstrings -fconstant-string-class=XStr" { target *-*-darwin* } } */
   9
  10 #include <objc/Object.h>
  11 #include "../../../objc-obj-c++-shared/runtime.h" /* For NEXT_OBJC_USE_NEW_INTERFACE.  */
  12
  13 @interface XString: Object {
  14 @protected
  15     char *bytes;
  16 }
  17 @end
  18
  19 @interface XStr : XString {
  20 @public
  21     unsigned int len;
  22 }
  23 @end
  24
  25 #ifdef NEXT_OBJC_USE_NEW_INTERFACE
  26 extern Class _XStrClassReference;
  27 #else
  28 extern struct objc_class _XStrClassReference;
  29 #endif
  30
  31 const XStr *appKey = @"MyApp";
  32
  33 /* { dg-final { scan-assembler ".section __OBJC, __cstring_object" { target { *-*-darwin* && { ! lp64 } } } } } */
  34 /* { dg-final { scan-assembler ".section __DATA, __objc_stringobj" { target { *-*-darwin* && { lp64 } } } } } */
  35 /* { dg-final { scan-assembler ".long\t__XStrClassReference\n\t.long\t.*\n\t.long\t5\n\t.data"  { target { *-*-darwin* && { ! lp64 } } } } } */
  36 /* { dg-final { scan-assembler ".quad\t_OBJC_CLASS_._XStr\n\t.quad\t.*\n\t.long\t5\n\t.space" { target { *-*-darwin* && { lp64 } } } } } */