[Bug debug/64817] [5 Regression] compilation hangs at -O3 with -g enabled on x86_64-linux-gnu

[aoliva at gcc dot gnu.org]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=64817

--- Comment #9 from Alexandre Oliva <aoliva at gcc dot gnu.org> ---
Author: aoliva
Date: Wed Feb  4 14:24:00 2015
New Revision: 220406

URL: https://gcc.gnu.org/viewcvs?rev=220406&root=gcc&view=rev
Log:
Fix signedness of compares expanding debug exprs.

for  gcc/ChangeLog

    PR debug/64817
    * cfgexpand.c (expand_debug_expr): Compute unsignedp from
    operands for tcc_comparison exprs.  Fix typos.

for  gcc/testsuite/ChangeLog

    PR debug/64817
    * gcc.dg/pr64817-3.c: New.

Added:
    trunk/gcc/testsuite/gcc.dg/pr64817-3.c
Modified:
    trunk/gcc/ChangeLog
    trunk/gcc/cfgexpand.c
    trunk/gcc/testsuite/ChangeLog