[vte] Add static assertions

[Behdad Esfahbod <behdad src gnome org>]

commit e36788647962b2632e8f241b830e2bb18f173889
Author: Behdad Esfahbod <behdad behdad org>
Date:   Sat Sep 5 23:32:58 2009 -0400

    Add static assertions

 src/debug.h |    4 ++++
 1 files changed, 4 insertions(+), 0 deletions(-)
---
diff --git a/src/debug.h b/src/debug.h
index 77f8dce..b9d23c6 100644
--- a/src/debug.h
+++ b/src/debug.h
@@ -86,6 +86,10 @@ static void _vte_debug_print(guint flags, const char *fmt, ...)
 }
 #endif
 
+#define _ASSERT_STATIC1(_line, _cond) typedef int _static_assert_on_line_##_line##_failed[(_cond)?1:-1]
+#define _ASSERT_STATIC0(_line, _cond) _ASSERT_STATIC1 (_line, (_cond))
+#define ASSERT_STATIC(_cond) _ASSERT_STATIC0 (__LINE__, (_cond))
+
 G_END_DECLS
 
 #endif