[Bug c/81875] omp for loop optimized away

[vries at gcc dot gnu.org]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=81875

--- Comment #2 from Tom de Vries <vries at gcc dot gnu.org> ---
Author: vries
Date: Sat Sep 16 13:11:43 2017
New Revision: 252873

URL: https://gcc.gnu.org/viewcvs?rev=252873&root=gcc&view=rev
Log:
Fix condition folding in c_parser_omp_for_loop

2017-09-16  Tom de Vries  <tom@codesourcery.com>

        PR c/81875
        * c-parser.c (c_parser_omp_for_loop): Fold only operands of cond, not
        cond itself.

        * testsuite/libgomp.c-c++-common/pr81875.c: New test.

Added:
    trunk/libgomp/testsuite/libgomp.c-c++-common/pr81875.c
Modified:
    trunk/gcc/c/ChangeLog
    trunk/gcc/c/c-parser.c
    trunk/libgomp/ChangeLog