Douglas Gregor 1a347f76c2 Reinstate r173952, this time limiting it to exactly the form
#define X X

for which there is no point warning, ever.

llvm-svn: 173991
2013-01-30 23:10:17 +00:00

20 lines
633 B
C++

// RUN: %clang_cc1 -E -dM %s | FileCheck --check-prefix=CHECK-GNU-COMPAT %s
// RUN: %clang_cc1 -std=c++98 -E -dM %s | FileCheck --check-prefix=CHECK-CONFORMING %s
// RUN: %clang_cc1 -fsyntax-only -std=gnu++98 -verify -Weverything %s
#include <stdbool.h>
#define zzz
// CHECK-GNU-COMPAT: #define _Bool bool
// CHECK-GNU-COMPAT: #define bool bool
// CHECK-GNU-COMPAT: #define false false
// CHECK-GNU-COMPAT: #define true true
// CHECK-CONFORMING-NOT: #define _Bool
// CHECK-CONFORMING: #define __CHAR_BIT__
// CHECK-CONFORMING-NOT: #define false false
// CHECK-CONFORMING: #define zzz
zzz
// expected-no-diagnostics
extern bool x;