forked from OSchip/llvm-project
				
			
		
			
				
	
	
		
			38 lines
		
	
	
		
			1.3 KiB
		
	
	
	
		
			C++
		
	
	
	
			
		
		
	
	
			38 lines
		
	
	
		
			1.3 KiB
		
	
	
	
		
			C++
		
	
	
	
// RUN: %clang_cc1 -fms-extensions -std=c++11 -E %s | FileCheck %s
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// Test that we properly expand the C99 _Pragma and Microsoft __pragma
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// into #pragma directives, with newlines where needed. <rdar://problem/8412013>
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// CHECK: #line
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// CHECK: #pragma warning(push)
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// CHECK: extern "C" {
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// CHECK: #line
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// CHECK: #pragma warning(push)
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// CHECK:  int foo() { return 0; } }
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// CHECK: #pragma warning(pop)
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#define A(X) extern "C" { __pragma(warning(push)) \
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  int X() { return 0; } \
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}
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#define B(X) A(X)
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#pragma warning(push)
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B(foo)
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#pragma warning(pop)
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#define pragma_L _Pragma(L"GCC diagnostic push")
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#define pragma_u8 _Pragma(u8"system_header")
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#define pragma_u _Pragma(u"GCC diagnostic pop")
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#define pragma_U _Pragma(U"comment(lib, \"libfoo\")")
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#define pragma_R _Pragma(R"(clang diagnostic ignored "-Wunused")")
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#define pragma_UR _Pragma(UR"(clang diagnostic error "-Wunused")")
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#define pragma_hello _Pragma(u8R"x(message R"y("Hello", world!)y")x")
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// CHECK: int n =
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// CHECK: #pragma GCC diagnostic push
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// CHECK: #pragma system_header
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// CHECK: #pragma GCC diagnostic pop
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// CHECK: #pragma comment(lib, "libfoo")
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// CHECK: #pragma clang diagnostic ignored "-Wunused"
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// CHECK: #pragma clang diagnostic error "-Wunused"
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// CHECK: #pragma message("\042Hello\042, world!")
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// CHECK: 0;
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int n = pragma_L pragma_u8 pragma_u pragma_U pragma_R pragma_UR pragma_hello 0;
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