From: Mikhail Maltsev <maltsevm@gmail.com>
Date: Wed, 23 Sep 2015 02:31:14 +0000 (+0000)
Subject: Fix use of valgrind API
X-Git-Url: https://git.libre-soc.org/?a=commitdiff_plain;h=0c6126b47da9afbd99e5a353297b577ed2cdd09f;p=gcc.git

Fix use of valgrind API

gcc/
	PR middle-end/67649
	* memory-block.h (memory_block_pool::allocate): Use valgrind API to
	mark the block as accessible.

From-SVN: r228033
---

diff --git a/gcc/ChangeLog b/gcc/ChangeLog
index 16272554880..3c79492f22b 100644
--- a/gcc/ChangeLog
+++ b/gcc/ChangeLog
@@ -1,3 +1,9 @@
+2015-09-23  Mikhail Maltsev  <maltsevm@gmail.com>
+
+	PR middle-end/67649
+	* memory-block.h (memory_block_pool::allocate): Use valgrind API to
+	mark the block as accessible.
+
 2015-09-22  Segher Boessenkool  <segher@kernel.crashing.org>
 
 	* function.c (thread_prologue_and_epilogue_insns): Delete
diff --git a/gcc/memory-block.h b/gcc/memory-block.h
index 1a495eaea0e..8b1202ba44e 100644
--- a/gcc/memory-block.h
+++ b/gcc/memory-block.h
@@ -57,6 +57,7 @@ memory_block_pool::allocate ()
 
   void *result = instance.m_blocks;
   instance.m_blocks = instance.m_blocks->m_next;
+  VALGRIND_DISCARD (VALGRIND_MAKE_MEM_UNDEFINED (result, block_size));
   return result;
 }