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authorjakub <jakub@138bc75d-0d04-0410-961f-82ee72b054a4>2012-08-13 12:39:54 +0000
committerjakub <jakub@138bc75d-0d04-0410-961f-82ee72b054a4>2012-08-13 12:39:54 +0000
commite0e5e0b3c95ee6d12424deaa2ceba6eb5d2be9f3 (patch)
treead4832638401fe5e5c7f1ec4cd85012761658f24 /gcc/tree.c
parent025093891ca1408e643cb065bcf26bcecce295c9 (diff)
downloadgcc-e0e5e0b3c95ee6d12424deaa2ceba6eb5d2be9f3.tar.gz
PR c/53968
* tree.c (integer_pow2p): Avoid undefined signed overflows. * simplify-rtx.c (neg_const_int): Likewise. * expr.c (fixup_args_size_notes): Likewise. * stor-layout.c (set_min_and_max_values_for_integral_type): Likewise. * double-int.c (mul_double_wide_with_sign): Likewise. (double_int_mask): Likewise. * tree-ssa-loop-ivopts.c (get_address_cost): Likewise. git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@190342 138bc75d-0d04-0410-961f-82ee72b054a4
Diffstat (limited to 'gcc/tree.c')
-rw-r--r--gcc/tree.c2
1 files changed, 1 insertions, 1 deletions
diff --git a/gcc/tree.c b/gcc/tree.c
index 6e864c38a23..279850a1a84 100644
--- a/gcc/tree.c
+++ b/gcc/tree.c
@@ -1849,7 +1849,7 @@ int
integer_pow2p (const_tree expr)
{
int prec;
- HOST_WIDE_INT high, low;
+ unsigned HOST_WIDE_INT high, low;
STRIP_NOPS (expr);