1 // RUN: %clang_cc1 -x objective-c++ -fblocks -fms-extensions -rewrite-objc %s -o %t-rw.cpp 2 // RUN: FileCheck -check-prefix CHECK-LP --input-file=%t-rw.cpp %s 3 // RUN: %clang_cc1 -fsyntax-only -Wno-address-of-temporary -Wno-attributes -D"Class=void*" -D"id=void*" -D"SEL=void*" -D"__declspec(X)=" %t-rw.cpp 4 5 typedef unsigned long size_t; 6 extern "C" { 7 extern "C" void *_Block_copy(const void *aBlock); 8 extern "C" void _Block_release(const void *aBlock); 9 } 10 11 int main() { 12 __attribute__((__blocks__(byref))) int a = 42; 13 int save_a = a; 14 15 void (^b)(void) = ^{ 16 ((__typeof(^{ a = 2; }))_Block_copy((const void *)(^{ a = 2; }))); 17 }; 18 19 ((__typeof(b))_Block_copy((const void *)(b))); 20 21 return 0; 22 } 23 24 // CHECK-LP: ((void (^)(void))_Block_copy((const void *)(b))) 25 26 // radar 7628153 27 void f() { 28 int a; 29 __typeof__(a) aVal = a; 30 char *a1t = (char *)@encode(__typeof__(a)); 31 __typeof__(aVal) bVal; 32 char *a2t = (char *)@encode(__typeof__(bVal)); 33 __typeof__(bVal) cVal = bVal; 34 char *a3t = (char *)@encode(__typeof__(cVal)); 35 36 } 37 38 // rdar://11239324 39 void x() { 40 id y; 41 void (^z)() = ^{ }; 42 y = (id)((__typeof(z))_Block_copy((const void *)(z))); 43 } 44 45 // CHECK-LP: int aVal = a; 46 47 // CHECK-LP: int bVal; 48
