forked from OSchip/llvm-project
				
			
		
			
				
	
	
		
			60 lines
		
	
	
		
			1.1 KiB
		
	
	
	
		
			C++
		
	
	
	
			
		
		
	
	
			60 lines
		
	
	
		
			1.1 KiB
		
	
	
	
		
			C++
		
	
	
	
| // RUN: %clang_cc1 -triple %itanium_abi_triple -emit-llvm -o - %s | FileCheck %s
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| // RUN: %clang_cc1 -triple %ms_abi_triple -emit-llvm -o - %s | FileCheck %s -check-prefix MS
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| // CHECK-NOT: _ZN1CC1ERK1C
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| // CHECK-NOT: _ZN1SC1ERK1S
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| // MS-NOT: ?0C@@QAE@ABV0
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| // MS-NOT: ?0S@@QAE@ABV0
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| 
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| extern "C" int printf(...);
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| 
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| 
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| struct C {
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|   C() : iC(6) {printf("C()\n"); }
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|   C(const C& c) { printf("C(const C& c)\n"); }
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|   int iC;
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| };
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| 
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| C foo() {
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|   return C();
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| };
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| 
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| class X { // ...
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| public: 
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|   X(int) {}
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|   X(const X&, int i = 1, int j = 2, C c = foo()) {
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|     printf("X(const X&, %d, %d, %d)\n", i, j, c.iC);
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|   }
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| };
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| 
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| 
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| struct S {
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|   S();
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| };
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| 
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| S::S() { printf("S()\n"); }
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| 
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| void Call(S) {};
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| 
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| int main() {
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|   X a(1);
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|   X b(a, 2);
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|   X c = b;
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|   X d(a, 5, 6);
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|   S s;
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|   Call(s);
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| }
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| 
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| struct V {
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|   int x;
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| };
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| 
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| typedef V V_over_aligned __attribute((aligned(8)));
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| extern const V_over_aligned gv1 = {};
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| 
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| extern "C" V f() { return gv1; }
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| 
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| // Make sure that we obey the destination's alignment requirements when emitting
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| // the copy.
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| // CHECK-LABEL: define {{.*}} @f(
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| // CHECK:   call void @llvm.memcpy.p0i8.p0i8.{{i64|i32}}({{.*}}align 4{{.*}}, i8* align 8 bitcast (%struct.V* @gv1 to i8*), {{i64|i32}} 4, i1 false)
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