Merge pull request #900 from Blewzman/FixAggregateExceptionGetBaseException

[mono.git] / mono / metadata / sgen-gc.h

diff --git a/mono/metadata/sgen-gc.h b/mono/metadata/sgen-gc.h
index 15afdbcd03a2cd0f150b30b519127ada45bf40da..126f561ca7eca0a5fa42907f5f6dc7e977bec28a 100644 (file)
--- a/mono/metadata/sgen-gc.h
+++ b/mono/metadata/sgen-gc.h
@@ -233,6 +233,8 @@ extern int num_ready_finalizers;
 #define SGEN_ALLOC_ALIGN               8
 #define SGEN_ALLOC_ALIGN_BITS  3
 
+/* s must be non-negative */
+#define SGEN_CAN_ALIGN_UP(s)           ((s) <= SIZE_MAX - (SGEN_ALLOC_ALIGN - 1))
 #define SGEN_ALIGN_UP(s)               (((s)+(SGEN_ALLOC_ALIGN-1)) & ~(SGEN_ALLOC_ALIGN-1))
 
 /*