From: Ivan Maidanski <ivmai@mail.ru>
Date: Mon, 10 Jun 2013 17:03:33 +0000 (+0400)
Subject: Tag GC malloc routines with alloc_size attribute for Clang 3.2+
X-Git-Tag: gc7_4_0~64
X-Git-Url: https://granicus.if.org/sourcecode?a=commitdiff_plain;h=d2a2e4d5274777fcecaf0a912e65520a34e10fd4;p=gc

Tag GC malloc routines with alloc_size attribute for Clang 3.2+

* include/gc_config_macros.h (GC_ATTR_ALLOC_SIZE): Define as alloc_size
attribute for Clang 3.2+ as well.
---

diff --git a/include/gc_config_macros.h b/include/gc_config_macros.h
index 9d589007..42743d59 100644
--- a/include/gc_config_macros.h
+++ b/include/gc_config_macros.h
@@ -243,7 +243,9 @@
   /* 'alloc_size' attribute improves __builtin_object_size correctness. */
   /* Only single-argument form of 'alloc_size' attribute is used.       */
 # if defined(__GNUC__) && (__GNUC__ > 4 \
-        || (__GNUC__ == 4 && __GNUC_MINOR__ >= 3 && !defined(__ICC)))
+        || (__GNUC__ == 4 && __GNUC_MINOR__ >= 3 && !defined(__ICC)) \
+        || __clang_major__ > 3 \
+        || (__clang_major__ == 3 && __clang_minor__ >= 2))
 #   define GC_ATTR_ALLOC_SIZE(argnum) __attribute__((__alloc_size__(argnum)))
 # else
 #   define GC_ATTR_ALLOC_SIZE(argnum)