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-rw-r--r--tests/verify.h24
1 files changed, 18 insertions, 6 deletions
diff --git a/tests/verify.h b/tests/verify.h
index 08268c24..49a73c05 100644
--- a/tests/verify.h
+++ b/tests/verify.h
@@ -34,11 +34,12 @@
#ifndef __cplusplus
# if (201112 <= __STDC_VERSION__ \
|| (!defined __STRICT_ANSI__ \
- && (4 < __GNUC__ + (6 <= __GNUC_MINOR__) || 5 <= __clang_major__)))
+ && ((4 < __GNUC__ + (6 <= __GNUC_MINOR__) && !defined __clang__) \
+ || 5 <= __clang_major__)))
# define _GL_HAVE__STATIC_ASSERT 1
# endif
# if (202311 <= __STDC_VERSION__ \
- || (!defined __STRICT_ANSI__ && 9 <= __GNUC__))
+ || (!defined __STRICT_ANSI__ && 9 <= __GNUC__ && !defined __clang__))
# define _GL_HAVE__STATIC_ASSERT1 1
# endif
#endif
@@ -215,7 +216,7 @@ template <int w>
# define _GL_VERIFY(R, DIAGNOSTIC, ...) \
extern int (*_GL_GENSYM (_gl_verify_function) (void)) \
[_GL_VERIFY_TRUE (R, DIAGNOSTIC)]
-# if 4 < __GNUC__ + (6 <= __GNUC_MINOR__)
+# if 4 < __GNUC__ + (6 <= __GNUC_MINOR__) && !defined __clang__
# pragma GCC diagnostic ignored "-Wnested-externs"
# endif
#endif
@@ -259,11 +260,22 @@ template <int w>
&& (!defined __cplusplus \
|| (__cpp_static_assert < 201411 \
&& __GNUG__ < 6 && __clang_major__ < 6 && _MSC_VER < 1910)))
-# if defined __cplusplus && _MSC_VER >= 1900 && !defined __clang__
+# if (defined __cplusplus && defined __GNUG__ && __GNUG__ < 6 \
+ && __cplusplus == 201103L && !defined __clang__)
+/* g++ >= 4.7, < 6 with option -std=c++11 or -std=gnu++11 supports the
+ two-arguments static_assert but not the one-argument static_assert, and
+ it does not support _Static_assert.
+ We have to play preprocessor tricks to distinguish the two cases. */
+# define _GL_SA1(a1) static_assert ((a1), "static assertion failed")
+# define _GL_SA2 static_assert
+# define _GL_SA3 static_assert
+# define _GL_SA_PICK(x1,x2,x3,x4,...) x4
+# define static_assert(...) _GL_SA_PICK(__VA_ARGS__,_GL_SA3,_GL_SA2,_GL_SA1) (__VA_ARGS__)
+# elif defined __cplusplus && _MSC_VER >= 1900 && !defined __clang__
/* MSVC 14 in C++ mode supports the two-arguments static_assert but not
the one-argument static_assert, and it does not support _Static_assert.
We have to play preprocessor tricks to distinguish the two cases.
- Since the MSVC preprocessor is not ISO C compliant (see above),.
+ Since the MSVC preprocessor is not ISO C compliant (see above),
the solution is specific to MSVC. */
# define _GL_EXPAND(x) x
# define _GL_SA1(a1) static_assert ((a1), "static assertion failed")
@@ -294,7 +306,7 @@ template <int w>
#ifndef _GL_HAS_BUILTIN_UNREACHABLE
# if defined __clang_major__ && __clang_major__ < 5
# define _GL_HAS_BUILTIN_UNREACHABLE 0
-# elif 4 < __GNUC__ + (5 <= __GNUC_MINOR__)
+# elif 4 < __GNUC__ + (5 <= __GNUC_MINOR__) && !defined __clang__
# define _GL_HAS_BUILTIN_UNREACHABLE 1
# elif defined __has_builtin
# define _GL_HAS_BUILTIN_UNREACHABLE __has_builtin (__builtin_unreachable)