Move FMT_STATIC_ASSERT to header and test.

2014-09-12 12:05:32 -07:00
parent ea9989b254
commit cb7caa540f
4 changed files with 28 additions and 28 deletions
@@ -62,6 +62,20 @@
 # endif
 #endif

+#if FMT_GCC_VERSION >= 407
+# define FMT_UNUSED __attribute__((unused))
+#else
+# define FMT_UNUSED
+#endif
+
+#if FMT_USE_STATIC_ASSERT
+# define FMT_STATIC_ASSERT(cond, message) static_assert(cond, message)
+#else
+# define FMT_CONCAT_(a, b) FMT_CONCAT(a, b)
+# define FMT_STATIC_ASSERT(cond, message) \
+  typedef int FMT_CONCAT_(Assert, __LINE__)[(cond) ? 1 : -1] FMT_UNUSED
+#endif
+
 // Retries the expression while it evaluates to error_result and errno
 // equals to EINTR.
 #ifndef _WIN32