Changeset 107581 in webkit for trunk/Source/JavaScriptCore/wtf/Assertions.h

Timestamp:

Feb 13, 2012, 9:47:25 AM (13 years ago)

Author:

[email protected]

Message:

Use C11's _Static_assert for COMPILE_ASSERT if it is available
​https://bugs.webkit.org/show_bug.cgi?id=78506

Rubber-stamped by Antti Koivisto.

Use C11's _Static_assert for COMPILE_ASSERT if it is available to give slightly
better error messages.

• wtf/Assertions.h:

Use _Static_assert if it is available.

• wtf/Compiler.h:

Add COMPILER_SUPPORTS support for _Static_assert when using the LLVM Compiler.

File:

• trunk/Source/JavaScriptCore/wtf/Assertions.h (modified) (1 diff)

trunk/Source/JavaScriptCore/wtf/Assertions.h

@@ -323 +323 @@
 /* COMPILE_ASSERT */
 #ifndef COMPILE_ASSERT
+#if COMPILER_SUPPORTS(C_STATIC_ASSERT)
+#define COMPILE_ASSERT(exp, name) _Static_assert((exp), #name)
+#else
 #define COMPILE_ASSERT(exp, name) typedef int dummy##name [(exp) ? 1 : -1]
+#endif
 #endif