gcc/testsuite/objc.dg/torture/strings/const-str-10.m

   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 { target { *-*-darwin* } } } */
   6 /* { dg-skip-if "" { *-*-* } { "-fgnu-runtime" } { "" } } */
   7 /* { dg-options "-mno-constant-cfstrings" { target *-*-darwin* } } */
   8
   9 #include "../../../objc-obj-c++-shared/Object1.h"
  10
  11 @interface NSString: Object
  12 @end
  13
  14 @interface NSSimpleCString : NSString {
  15 @protected
  16     char *bytes;
  17     unsigned int numBytes;
  18 }
  19 @end
  20
  21 @interface NSConstantString : NSSimpleCString
  22 @end
  23
  24 #ifndef NEXT_OBJC_USE_NEW_INTERFACE
  25 extern struct objc_class _NSConstantStringClassReference;
  26 #else
  27 extern Class _NSConstantStringClassReference;
  28 #endif
  29
  30 const NSConstantString *appKey = @"MyApp";
  31
  32 /* { dg-final { scan-assembler ".section __OBJC, __cstring_object" { target { *-*-darwin* && { ! lp64 } } } } } */
  33 /* { dg-final { scan-assembler ".section __DATA, __objc_stringobj" { target { *-*-darwin* && { lp64 } } } } } */
  34 /* { dg-final { scan-assembler ".long\t__NSConstantStringClassReference\n\t.long\t.*\n\t.long\t5\n\t.data" { target { *-*-darwin* && { ! lp64 } } } } } */
  35 /* { dg-final { scan-assembler ".quad\t_OBJC_CLASS_._NSConstantString\n\t.quad\t.*\n\t.long\t5\n\t.space" { target { *-*-darwin* && { lp64 } } } } } */