diff options
author | Roman Gareev <gareevroman@gmail.com> | 2014-06-29 12:16:11 +0000 |
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committer | Roman Gareev <gareevroman@gmail.com> | 2014-06-29 12:16:11 +0000 |
commit | da0388d3d43699b98363acbebf82eaf634a622cc (patch) | |
tree | 0d0df88729931bdb6891e8ec57d2032d9223b4f3 /gcc/graphite-dependences.c | |
parent | 66c565902e5164ee6631f243d5f27cd83d0c9f62 (diff) |
gcc/
* graphite-dependences.c (subtract_commutative_associative_deps):
Add NULL checking of the following variables: must_raw_no_source,
may_raw_no_source, must_war_no_source, may_war_no_source,
must_waw_no_source, may_waw_no_source, must_raw, may_raw,
must_war, may_war, must_waw, may_waw
gcc/testsuite/gfortran.dg/graphite/pr59586.f: New testcase.
git-svn-id: https://gcc.gnu.org/svn/gcc/trunk@212122 138bc75d-0d04-0410-961f-82ee72b054a4
Diffstat (limited to 'gcc/graphite-dependences.c')
-rw-r--r-- | gcc/graphite-dependences.c | 83 |
1 files changed, 65 insertions, 18 deletions
diff --git a/gcc/graphite-dependences.c b/gcc/graphite-dependences.c index 8c90c8e434f..e934d9a05ef 100644 --- a/gcc/graphite-dependences.c +++ b/gcc/graphite-dependences.c @@ -424,24 +424,71 @@ subtract_commutative_associative_deps (scop_p scop, &x_may_waw_no_source); gcc_assert (res == 0); - *must_raw = isl_union_map_subtract (*must_raw, x_must_raw); - *may_raw = isl_union_map_subtract (*may_raw, x_may_raw); - *must_raw_no_source = isl_union_map_subtract (*must_raw_no_source, - x_must_raw_no_source); - *may_raw_no_source = isl_union_map_subtract (*may_raw_no_source, - x_may_raw_no_source); - *must_war = isl_union_map_subtract (*must_war, x_must_war); - *may_war = isl_union_map_subtract (*may_war, x_may_war); - *must_war_no_source = isl_union_map_subtract (*must_war_no_source, - x_must_war_no_source); - *may_war_no_source = isl_union_map_subtract (*may_war_no_source, - x_may_war_no_source); - *must_waw = isl_union_map_subtract (*must_waw, x_must_waw); - *may_waw = isl_union_map_subtract (*may_waw, x_may_waw); - *must_waw_no_source = isl_union_map_subtract (*must_waw_no_source, - x_must_waw_no_source); - *may_waw_no_source = isl_union_map_subtract (*may_waw_no_source, - x_may_waw_no_source); + if (must_raw) + *must_raw = isl_union_map_subtract (*must_raw, x_must_raw); + else + isl_union_map_free (x_must_raw); + + if (may_raw) + *may_raw = isl_union_map_subtract (*may_raw, x_may_raw); + else + isl_union_map_free (x_may_raw); + + if (must_raw_no_source) + *must_raw_no_source = isl_union_map_subtract (*must_raw_no_source, + x_must_raw_no_source); + else + isl_union_map_free (x_must_raw_no_source); + + if (may_raw_no_source) + *may_raw_no_source = isl_union_map_subtract (*may_raw_no_source, + x_may_raw_no_source); + else + isl_union_map_free (x_may_raw_no_source); + + if (must_war) + *must_war = isl_union_map_subtract (*must_war, x_must_war); + else + isl_union_map_free (x_must_war); + + if (may_war) + *may_war = isl_union_map_subtract (*may_war, x_may_war); + else + isl_union_map_free (x_may_war); + + if (must_war_no_source) + *must_war_no_source = isl_union_map_subtract (*must_war_no_source, + x_must_war_no_source); + else + isl_union_map_free (x_must_war_no_source); + + if (may_war_no_source) + *may_war_no_source = isl_union_map_subtract (*may_war_no_source, + x_may_war_no_source); + else + isl_union_map_free (x_may_war_no_source); + + if (must_waw) + *must_waw = isl_union_map_subtract (*must_waw, x_must_waw); + else + isl_union_map_free (x_must_waw); + + if (may_waw) + *may_waw = isl_union_map_subtract (*may_waw, x_may_waw); + else + isl_union_map_free (x_may_waw); + + if (must_waw_no_source) + *must_waw_no_source = isl_union_map_subtract (*must_waw_no_source, + x_must_waw_no_source); + else + isl_union_map_free (x_must_waw_no_source); + + if (may_waw_no_source) + *may_waw_no_source = isl_union_map_subtract (*may_waw_no_source, + x_may_waw_no_source); + else + isl_union_map_free (x_may_waw_no_source); } isl_union_map_free (original); |