com php-src: Initialize bitset before processing the seconf BB (we skip the first one): ext/opcache/Optimizer/block_pass.c
| From: | Dmitry Stogov | Date: | Thu, 10 Dec 2015 08:29:53 +0000 |
| Subject: | com php-src: Initialize bitset before processing the seconf BB (we skip the first one): ext/opcache/Optimizer/block_pass.c | ||
| Groups: | php.cvs | ||
| Request: | Send a blank email to php-cvs+get-90201@lists.php.net to get a copy of this message | ||
Commit: 3b5c844757e08cf16c1fa5d5e29743045ec5c1a1
Author: Dmitry Stogov <dmitry@zend.com> Thu, 10 Dec 2015 11:29:53 +0300
Parents: 770ba81071503037a837f7e83eae6000e1170875
Branches: master
Link: http://git.php.net/?p=php-src.git;a=commitdiff;h=3b5c844757e08cf16c1fa5d5e29743045ec5c1a1
Log:
Initialize bitset before processing the seconf BB (we skip the first one)
Changed paths:
M ext/opcache/Optimizer/block_pass.c
Diff:
diff --git a/ext/opcache/Optimizer/block_pass.c b/ext/opcache/Optimizer/block_pass.c
index cddfb8b..a61ca9c 100644
--- a/ext/opcache/Optimizer/block_pass.c
+++ b/ext/opcache/Optimizer/block_pass.c
@@ -1483,6 +1483,7 @@ static void zend_t_usage(zend_cfg *cfg, zend_op_array *op_array, zend_bitset
use
bitset_len = zend_bitset_len(op_array->last_var + op_array->T);
defined_here = zend_arena_alloc(&ctx->arena, bitset_len * ZEND_BITSET_ELM_SIZE);
+ zend_bitset_clear(defined_here, bitset_len);
for (n = 1; n < cfg->blocks_count; n++) {
block = cfg->blocks + n;