gcc/testsuite/obj-c++.dg/template-3.mm

   1 /* Test for passing arguments to ObjC methods in the context of template
   2    expansion.  */
   3 /* Contributed by Ziemowit Laski  <zlaski@apple.com>.  */
   4
   5 /* { dg-do run } */
   6 /* { dg-xfail-run-if "Needs OBJC2 ABI" { *-*-darwin* && { lp64 && { ! objc2 } } } { "-fnext-runtime" } { "" } } */
   7 #include "../objc-obj-c++-shared/Object1.h"
   8 #include <stdlib.h>
   9
  10 #define CHECK_IF(expr) if(!(expr)) abort()
  11
  12 @interface ObjCClass : Object
  13 {
  14 @public
  15   int info;
  16 }
  17 -(id) init;
  18 -(id) initWithInformation: (int) whatInfo;
  19 -(id) initWithInformation: (int) whatInfo andInfo: (int) info2;
  20 @end
  21
  22 void foo(int info) {
  23    ObjCClass *mObj1 = [[ObjCClass alloc] init];
  24    ObjCClass *mObj2 = [[ObjCClass alloc] initWithInformation: info];
  25    ObjCClass *mObj3 = [[ObjCClass alloc] initWithInformation: info andInfo: 39];
  26
  27    CHECK_IF(mObj1->info == 666);
  28    CHECK_IF(mObj2->info == info);
  29    CHECK_IF(mObj3->info == info + 39);
  30 }
  31
  32 template <class WrappedObjCClass>
  33 class ObjCObjectWrapper
  34 {
  35     public:
  36         ObjCObjectWrapper(int info);
  37         WrappedObjCClass *mObj1, *mObj2, *mObj3;
  38 };
  39
  40 template <class WrappedObjCClass>
  41 ObjCObjectWrapper<WrappedObjCClass>::ObjCObjectWrapper(int info)
  42 {
  43     mObj1 = [[WrappedObjCClass alloc] init];
  44     mObj2 = [[WrappedObjCClass alloc] initWithInformation: info];
  45     mObj3 = [[WrappedObjCClass alloc] initWithInformation: info andInfo: 67];
  46 }
  47
  48 @implementation ObjCClass
  49 -(id) init {
  50   return [self initWithInformation:666];
  51 }
  52 -(id) initWithInformation: (int) whatInfo {
  53   [super init];
  54   info = whatInfo;
  55   return self;
  56 }
  57 -(id) initWithInformation: (int) whatInfo andInfo: (int) info2 {
  58   [super init];
  59   info = whatInfo + info2;
  60   return self;
  61 }
  62 @end
  63
  64 ObjCObjectWrapper<ObjCClass> staticInstance(42);
  65
  66 int main(void) {
  67   ObjCObjectWrapper<ObjCClass> stackInstance(47);
  68
  69   foo(89);
  70
  71   CHECK_IF(staticInstance.mObj1->info == 666);
  72   CHECK_IF(staticInstance.mObj2->info == 42);
  73   CHECK_IF(staticInstance.mObj3->info == 42 + 67);
  74
  75   CHECK_IF(stackInstance.mObj1->info == 666);
  76   CHECK_IF(stackInstance.mObj2->info == 47);
  77   CHECK_IF(stackInstance.mObj3->info == 47 + 67);
  78
  79   return 0;
  80 }
  81 #include "../objc-obj-c++-shared/Object1-implementation.h"