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| author | Tom de Vries <tom@codesourcery.com> | 2016-05-07 06:47:07 +0000 |
|---|---|---|
| committer | Tom de Vries <vries@gcc.gnu.org> | 2016-05-07 06:47:07 +0000 |
| commit | 5ec4a8cd76196b82dfa1b6e16b6646e6342c969f (patch) | |
| tree | 48f3393d5adbba36e0cec2c66555bfee59dcd91b | |
| parent | e22daa4bb5154115b93f2e7b86a7d1ae74203eab (diff) | |
| download | gcc-5ec4a8cd76196b82dfa1b6e16b6646e6342c969f.zip gcc-5ec4a8cd76196b82dfa1b6e16b6646e6342c969f.tar.gz gcc-5ec4a8cd76196b82dfa1b6e16b6646e6342c969f.tar.bz2 | |
Handle NULL def in build_cross_bb_scalars_def
2016-05-07 Tom de Vries <tom@codesourcery.com>
PR tree-optimization/70956
* graphite-scop-detection.c (build_cross_bb_scalars_def): Handle NULL
def.
* gcc.dg/graphite/pr70956.c: New test.
From-SVN: r235994
| -rw-r--r-- | gcc/ChangeLog | 6 | ||||
| -rw-r--r-- | gcc/graphite-scop-detection.c | 3 | ||||
| -rw-r--r-- | gcc/testsuite/ChangeLog | 5 | ||||
| -rw-r--r-- | gcc/testsuite/gcc.dg/graphite/pr70956.c | 4 |
4 files changed, 16 insertions, 2 deletions
diff --git a/gcc/ChangeLog b/gcc/ChangeLog index ce10e79..5f4d7fd 100644 --- a/gcc/ChangeLog +++ b/gcc/ChangeLog @@ -1,3 +1,9 @@ +2016-05-07 Tom de Vries <tom@codesourcery.com> + + PR tree-optimization/70956 + * graphite-scop-detection.c (build_cross_bb_scalars_def): Handle NULL + def. + 2016-05-07 Oleg Endo <olegendo@gcc.gnu.org> * config/sh/sh-protos.h (sh_cbranch_distance): Declare new function. diff --git a/gcc/graphite-scop-detection.c b/gcc/graphite-scop-detection.c index 7615842..dd50a1e 100644 --- a/gcc/graphite-scop-detection.c +++ b/gcc/graphite-scop-detection.c @@ -1722,8 +1722,7 @@ static void build_cross_bb_scalars_def (scop_p scop, tree def, basic_block def_bb, vec<tree> *writes) { - gcc_assert (def); - if (!is_gimple_reg (def)) + if (!def || !is_gimple_reg (def)) return; /* Do not gather scalar variables that can be analyzed by SCEV as they can be diff --git a/gcc/testsuite/ChangeLog b/gcc/testsuite/ChangeLog index 31a65a4..585839c 100644 --- a/gcc/testsuite/ChangeLog +++ b/gcc/testsuite/ChangeLog @@ -1,3 +1,8 @@ +2016-05-07 Tom de Vries <tom@codesourcery.com> + + PR tree-optimization/70956 + * gcc.dg/graphite/pr70956.c: New test. + 2016-05-06 Jakub Jelinek <jakub@redhat.com> PR middle-end/70941 diff --git a/gcc/testsuite/gcc.dg/graphite/pr70956.c b/gcc/testsuite/gcc.dg/graphite/pr70956.c new file mode 100644 index 0000000..31fc25f --- /dev/null +++ b/gcc/testsuite/gcc.dg/graphite/pr70956.c @@ -0,0 +1,4 @@ +/* { dg-do compile } */ +/* { dg-options "-O2 -fgraphite-identity" } */ + +#include "../tree-ssa/vrp66.c" |