diff options
| -rw-r--r-- | gcc/ChangeLog | 5 | ||||
| -rw-r--r-- | gcc/data-streamer.c | 2 |
2 files changed, 6 insertions, 1 deletions
diff --git a/gcc/ChangeLog b/gcc/ChangeLog index 1714cec..c5a4a86 100644 --- a/gcc/ChangeLog +++ b/gcc/ChangeLog @@ -1,3 +1,8 @@ +2014-09-30 Markus Trippelsdorf <markus@trippelsdorf.de> + + * data-streamer.c (bp_unpack_var_len_int): Avoid signed + integer overflow. + 2014-09-29 Andi Kleen <ak@linux.intel.com> * opts.c (print_filtered_help): Print --param min/max/default diff --git a/gcc/data-streamer.c b/gcc/data-streamer.c index 0e19c72..785beb5 100644 --- a/gcc/data-streamer.c +++ b/gcc/data-streamer.c @@ -110,7 +110,7 @@ bp_unpack_var_len_int (struct bitpack_d *bp) if ((half_byte & 0x8) == 0) { if ((shift < HOST_BITS_PER_WIDE_INT) && (half_byte & 0x4)) - result |= - ((HOST_WIDE_INT)1 << shift); + result |= - (HOST_WIDE_INT_1U << shift); return result; } |