X-Git-Url: https://git.ozlabs.org/?p=ccan;a=blobdiff_plain;f=ccan%2Fcheck_type%2Fcheck_type.h;h=371fb66471d18149297142298ef281575e1ac34c;hp=884056719cc718eb075acd1a8848c8aef8640265;hb=56023cca5f66a40646a1e807c3d10af6e5913623;hpb=da72623aec30213a593bd23dca80c89416598f75

diff --git a/ccan/check_type/check_type.h b/ccan/check_type/check_type.h
index 88405671..371fb664 100644
--- a/ccan/check_type/check_type.h
+++ b/ccan/check_type/check_type.h
@@ -11,7 +11,7 @@
  * argument is of the expected type.  No type promotion of the expression is
  * done: an unsigned int is not the same as an int!
  *
- * check_type() always evaluates to 1.
+ * check_type() always evaluates to 0.
  *
  * If your compiler does not support typeof, then the best we can do is fail
  * to compile if the sizes of the types are unequal (a less complete check).
@@ -54,10 +54,10 @@
 #include <ccan/build_assert/build_assert.h>
 /* Without typeof, we can only test the sizes. */
 #define check_type(expr, type)					\
-	EXPR_BUILD_ASSERT(sizeof(expr) == sizeof(type))
+	BUILD_ASSERT_OR_ZERO(sizeof(expr) == sizeof(type))
 
 #define check_types_match(expr1, expr2)				\
-	EXPR_BUILD_ASSERT(sizeof(expr1) == sizeof(expr2))
+	BUILD_ASSERT_OR_ZERO(sizeof(expr1) == sizeof(expr2))
 #endif /* HAVE_TYPEOF */
 
 #endif /* CCAN_CHECK_TYPE_H */