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