gcc50: Fix false positive for -Walloc-size-large-than.
commitce5203708dd3809da755cc769c7bf92e26d3b7b7
authorzrj <rimvydas.jasinskas@gmail.com>
Thu, 26 Apr 2018 10:38:01 +0000 (26 13:38 +0300)
committerzrj <zrj@dragonflybsd.org>
Thu, 26 Apr 2018 18:41:46 +0000 (26 21:41 +0300)
tree3915c4951cdf45a95e307394885aef7bd110e565
parent8410f2e87ab8f15a4b7fc8c870a38f45ad7f7f8e
gcc50: Fix false positive for -Walloc-size-large-than.

Backport fix for PR 79132, prevent using alloca(-1).
contrib/gcc-5.0/gcc/tree-ssa-reassoc.c