forked from OSchip/llvm-project
				
			
		
			
				
	
	
		
			90 lines
		
	
	
		
			2.6 KiB
		
	
	
	
		
			C++
		
	
	
	
			
		
		
	
	
			90 lines
		
	
	
		
			2.6 KiB
		
	
	
	
		
			C++
		
	
	
	
// RUN: %clang_cc1 -fblocks -emit-llvm %s -o - -triple=i386-pc-win32 | FileCheck %s
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template<typename Signature>
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class C;
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template<typename Ret>
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class C<Ret(void)> {};
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typedef C<void(void)> C0;
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template<typename Ret, typename Arg1>
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class C<Ret(Arg1)> {};
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template<typename Ret, typename Arg1, typename Arg2>
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class C<Ret(Arg1, Arg2)> {};
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C0 callback_void;
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// CHECK: "\01?callback_void@@3V?$C@$$A6AXXZ@@A"
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volatile C0 callback_void_volatile;
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// CHECK: "\01?callback_void_volatile@@3V?$C@$$A6AXXZ@@C"
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class Type {};
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C<int(void)> callback_int;
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// CHECK: "\01?callback_int@@3V?$C@$$A6AHXZ@@A"
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C<Type(void)> callback_Type;
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// CHECK: "\01?callback_Type@@3V?$C@$$A6A?AVType@@XZ@@A"
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C<void(int)> callback_void_int;
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// CHECK: "\01?callback_void_int@@3V?$C@$$A6AXH@Z@@A"
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C<int(int)> callback_int_int;
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// CHECK: "\01?callback_int_int@@3V?$C@$$A6AHH@Z@@A"
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C<void(Type)> callback_void_Type;
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// CHECK: "\01?callback_void_Type@@3V?$C@$$A6AXVType@@@Z@@A"
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void foo(C0 c) {}
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// CHECK: "\01?foo@@YAXV?$C@$$A6AXXZ@@@Z"
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// Here be dragons!
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// Let's face the magic of template partial specialization...
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void function(C<void(void)>) {}
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// CHECK: "\01?function@@YAXV?$C@$$A6AXXZ@@@Z"
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template<typename Ret> class C<Ret(*)(void)> {};
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void function_pointer(C<void(*)(void)>) {}
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// CHECK: "\01?function_pointer@@YAXV?$C@P6AXXZ@@@Z"
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// Block equivalent to the previous definitions.
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template<typename Ret> class C<Ret(^)(void)> {};
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void block(C<void(^)(void)>) {}
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// CHECK: "\01?block@@YAXV?$C@P_EAXXZ@@@Z"
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// FYI blocks are not present in MSVS, so we're free to choose the spec.
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template<typename T> class C<void (T::*)(void)> {};
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class Z {
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 public:
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  void method() {}
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};
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void member_pointer(C<void (Z::*)(void)>) {}
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// CHECK: "\01?member_pointer@@YAXV?$C@P8Z@@AEXXZ@@@Z"
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template<typename T> void bar(T) {}
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void call_bar() {
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  bar<int (*)(int)>(0);
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// CHECK: "\01??$bar@P6AHH@Z@@YAXP6AHH@Z@Z"
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  bar<int (^)(int)>(0);
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// CHECK: "\01??$bar@P_EAHH@Z@@YAXP_EAHH@Z@Z"
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// FYI blocks are not present in MSVS, so we're free to choose the spec.
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}
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template <void (*Fn)()> void WrapFnPtr() { Fn(); }
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template <void (&Fn)()> void WrapFnRef() { Fn(); }
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struct Thing {
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  static void VoidStaticMethod();
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};
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void VoidFn();
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void CallWrapper() {
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  WrapFnPtr<VoidFn>();
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  WrapFnRef<VoidFn>();
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  WrapFnPtr<Thing::VoidStaticMethod>();
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  WrapFnRef<Thing::VoidStaticMethod>();
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}
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// CHECK: call {{.*}} @"\01??$WrapFnPtr@$1?VoidFn@@YAXXZ@@YAXXZ"
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// CHECK: call {{.*}} @"\01??$WrapFnRef@$1?VoidFn@@YAXXZ@@YAXXZ"
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// CHECK: call {{.*}} @"\01??$WrapFnPtr@$1?VoidStaticMethod@Thing@@SAXXZ@@YAXXZ"
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// CHECK: call {{.*}} @"\01??$WrapFnRef@$1?VoidStaticMethod@Thing@@SAXXZ@@YAXXZ"
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