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-rw-r--r--gcc/ChangeLog5
-rw-r--r--gcc/builtins.c2
2 files changed, 6 insertions, 1 deletions
diff --git a/gcc/ChangeLog b/gcc/ChangeLog
index 8e062b9..09da08d 100644
--- a/gcc/ChangeLog
+++ b/gcc/ChangeLog
@@ -1,3 +1,8 @@
+2010-08-12 Jakub Jelinek <jakub@redhat.com>
+
+ * builtins.c (fold_builtin_memory_op): Avoid -Wsign-compare
+ warning.
+
2010-08-12 Richard Guenther <rguenther@suse.de>
PR tree-optimization/45232
diff --git a/gcc/builtins.c b/gcc/builtins.c
index ad5d6aa..9a79adb 100644
--- a/gcc/builtins.c
+++ b/gcc/builtins.c
@@ -8399,7 +8399,7 @@ fold_builtin_memory_op (location_t loc, tree dest, tree src,
if (readonly_data_expr (src)
|| (host_integerp (len, 1)
&& (MIN (src_align, dest_align) / BITS_PER_UNIT
- >= tree_low_cst (len, 1))))
+ >= (unsigned HOST_WIDE_INT) tree_low_cst (len, 1))))
{
tree fn = implicit_built_in_decls[BUILT_IN_MEMCPY];
if (!fn)