[Bug middle-end/84955] [7 Regression] Incorrect OpenACC tile expansion

[vries at gcc dot gnu.org]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=84955

--- Comment #9 from Tom de Vries <vries at gcc dot gnu.org> ---
Author: vries
Date: Tue May  1 13:21:19 2018
New Revision: 259795

URL: https://gcc.gnu.org/viewcvs?rev=259795&root=gcc&view=rev
Log:
backport "[openacc] Fix ICE when compiling tile loop containing infinite loop"

2018-05-01  Tom de Vries  <tom@codesourcery.com>

        backport from trunk:
        2018-04-16  Cesar Philippidis  <cesar@codesourcery.com>
                    Tom de Vries  <tom@codesourcery.com>

        PR middle-end/84955
        * omp-expand.c (expand_oacc_for): Add dummy false branch for
        tiled basic blocks without omp continue statements.

        * testsuite/libgomp.oacc-c-c++-common/pr84955.c: New test.
        * testsuite/libgomp.oacc-fortran/pr84955.f90: New test.

Added:
    branches/gcc-7-branch/libgomp/testsuite/libgomp.oacc-c-c++-common/pr84955.c
    branches/gcc-7-branch/libgomp/testsuite/libgomp.oacc-fortran/pr84955.f90
Modified:
    branches/gcc-7-branch/gcc/ChangeLog
    branches/gcc-7-branch/gcc/omp-expand.c
    branches/gcc-7-branch/libgomp/ChangeLog