1.1 --- a/src/share/vm/utilities/debug.hpp Fri Aug 09 01:39:11 2013 -0700
1.2 +++ b/src/share/vm/utilities/debug.hpp Fri May 31 14:32:44 2013 +0200
1.3 @@ -225,6 +225,22 @@
1.4
1.5 void warning(const char* format, ...);
1.6
1.7 +#ifdef ASSERT
1.8 +// Compile-time asserts.
1.9 +template <bool> struct StaticAssert;
1.10 +template <> struct StaticAssert<true> {};
1.11 +
1.12 +// Only StaticAssert<true> is defined, so if cond evaluates to false we get
1.13 +// a compile time exception when trying to use StaticAssert<false>.
1.14 +#define STATIC_ASSERT(cond) \
1.15 + do { \
1.16 + StaticAssert<(cond)> DUMMY_STATIC_ASSERT; \
1.17 + (void)DUMMY_STATIC_ASSERT; /* ignore */ \
1.18 + } while (false)
1.19 +#else
1.20 +#define STATIC_ASSERT(cond)
1.21 +#endif
1.22 +
1.23 // out of shared space reporting
1.24 enum SharedSpaceType {
1.25 SharedPermGen,
