From: Julien Lerouge <jlerouge@apple.com>
Date: Thu, 17 Sep 2009 23:27:10 +0000 (+0000)
Subject: Use __attribute__((__used__)) if GCC >= 3.1 (seems to be the oldest GCC
X-Git-Url: http://demsky.eecs.uci.edu/git/?a=commitdiff_plain;h=cb89f6cc10d63e61115a6acc4e2703fbd0823253;p=oota-llvm.git

Use __attribute__((__used__)) if GCC >= 3.1 (seems to be the oldest GCC
supporting this attribute).


git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@82177 91177308-0d34-0410-b5e6-96231b3b80d8
---

diff --git a/include/llvm/Support/Compiler.h b/include/llvm/Support/Compiler.h
index 853324611bb..342a97d761e 100644
--- a/include/llvm/Support/Compiler.h
+++ b/include/llvm/Support/Compiler.h
@@ -23,7 +23,7 @@
 #define VISIBILITY_HIDDEN
 #endif
 
-#if (__GNUC__ >= 4)
+#if (__GNUC__ >= 4 || (__GNUC__ == 3 && __GNUC_MINOR__ >= 1))
 #define ATTRIBUTE_USED __attribute__((__used__))
 #else
 #define ATTRIBUTE_USED