clang/test/Rewriter/objc-modern-implicit-cast.mm

   1 // RUN: %clang_cc1 -x objective-c++ -fblocks -fms-extensions -rewrite-objc %s -o %t-rw.cpp
   2 // RUN: %clang_cc1 -fsyntax-only -fblocks -Wno-address-of-temporary -D"Class=void*" -D"id=void*" -D"SEL=void*" -D"__declspec(X)=" %t-rw.cpp
   3 // rdar://11202764
   4
   5 typedef void(^BL)(void);
   6
   7 id return_id(void(^block)(void)) {
   8   return block;
   9 }
  10
  11 BL return_block(id obj) {
  12   return obj;
  13 }
  14
  15 int main()
  16 {
  17     void(^block)(void);
  18     id obj;
  19     block = obj; // AnyPointerToBlockPointerCast
  20     obj = block; // BlockPointerToObjCPointerCast
  21
  22    id obj1 = block;
  23
  24    void(^block1)(void) = obj1;
  25
  26    return_id(block1);
  27
  28    return_id(obj1);
  29
  30    return_block(block1);
  31
  32    return_block(obj1);
  33 }