diff options
| -rw-r--r-- | ChangeLog | 9 | ||||
| -rw-r--r-- | src/sfnt/ttsbit.c | 2 |
2 files changed, 9 insertions, 2 deletions
@@ -1,4 +1,11 @@ -2016-09-02 Werner Lemberg <wl@gnu.org>. +2016-09-02 Werner Lemberg <wl@gnu.org> + + [sfnt] Avoid left shift of negative value (#48980). + + * src/sfnt/ttsbit.c (tt_sbit_decoder_load_bit_aligned): Use unsigned + constant. + +2016-09-02 Werner Lemberg <wl@gnu.org> * src/smooth/ftgrays.c (gray_hline): Fix clang compiler warnings. diff --git a/src/sfnt/ttsbit.c b/src/sfnt/ttsbit.c index 5b7a12351..36c261dcc 100644 --- a/src/sfnt/ttsbit.c +++ b/src/sfnt/ttsbit.c @@ -881,7 +881,7 @@ } *pwrite++ |= ( ( rval >> nbits ) & 0xFF ) & - ( ~( 0xFF << w ) << ( 8 - w - x_pos ) ); + ( ~( 0xFFU << w ) << ( 8 - w - x_pos ) ); rval <<= 8; w = line_bits - w; |