From: Jakub Jelinek <jakub@redhat.com>
Date: Wed, 15 Jan 2014 08:08:17 +0000 (+0100)
Subject: re PR other/58712 (issues found by --enable-checking=valgrind)
X-Git-Url: https://git.libre-soc.org/?a=commitdiff_plain;h=2738b4c7e3ef411f52dd6664781c4cd8f5b901d4;p=gcc.git

re PR other/58712 (issues found by --enable-checking=valgrind)

	PR other/58712
	* builtins.c (determine_block_size): Initialize *probable_max_size
	even if len_rtx is CONST_INT.

From-SVN: r206621
---

diff --git a/gcc/ChangeLog b/gcc/ChangeLog
index bdee83f6420..5729efd3ebe 100644
--- a/gcc/ChangeLog
+++ b/gcc/ChangeLog
@@ -1,3 +1,9 @@
+2014-01-15  Jakub Jelinek  <jakub@redhat.com>
+
+	PR other/58712
+	* builtins.c (determine_block_size): Initialize *probable_max_size
+	even if len_rtx is CONST_INT.
+
 2014-01-14  Andrew Pinski  <apinski@cavium.com>
 
 	* config/aarch64/aarch64-protos.h (tune_params): Add issue_rate.
diff --git a/gcc/builtins.c b/gcc/builtins.c
index c983768f2f0..dc7c85ed184 100644
--- a/gcc/builtins.c
+++ b/gcc/builtins.c
@@ -3117,7 +3117,7 @@ determine_block_size (tree len, rtx len_rtx,
 {
   if (CONST_INT_P (len_rtx))
     {
-      *min_size = *max_size = UINTVAL (len_rtx);
+      *min_size = *max_size = *probable_max_size = UINTVAL (len_rtx);
       return;
     }
   else
@@ -3131,7 +3131,8 @@ determine_block_size (tree len, rtx len_rtx,
       else
 	*min_size = 0;
       if (tree_fits_uhwi_p (TYPE_MAX_VALUE (TREE_TYPE (len))))
-	*probable_max_size = *max_size = tree_to_uhwi (TYPE_MAX_VALUE (TREE_TYPE (len)));
+	*probable_max_size = *max_size
+	  = tree_to_uhwi (TYPE_MAX_VALUE (TREE_TYPE (len)));
       else
 	*probable_max_size = *max_size = GET_MODE_MASK (GET_MODE (len_rtx));