fixed BUILD_BUG_ON() to work in C++

git-svn-id: svn://anubis/hos/trunk@89 5b3e749e-e535-0410-8002-a9bb6afbdfca
2010-01-22 20:48:41 +00:00 · 2010-01-22 20:48:41 +00:00 · dccecb054b
commit dccecb054b
parent 0c78e21e14
1 changed files with 5 additions and 1 deletions
--- a/kernel/include/hos_defines.h
+++ b/kernel/include/hos_defines.h
@ -27,7 +27,11 @@
 #define KERNEL_TIMER_FREQ       1000

 #define BUILD_BUG_ON(condition) \
-    ((void) sizeof(struct { int : -!!(condition); }))
+    do { \
+        typedef struct { int negative_width_test : ((condition)?-1:1); } \
+            BUILD_BUG_ON_DUMMY_STRUCT; \
+    } \
+    while(0)

 #ifdef __cplusplus
 extern "C" {