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| author | Tom de Vries <tom@codesourcery.com> | 2016-03-14 09:19:14 +0000 |
|---|---|---|
| committer | Tom de Vries <vries@gcc.gnu.org> | 2016-03-14 09:19:14 +0000 |
| commit | 760ca967d0fea23edea33ff7115663a09000a354 (patch) | |
| tree | 5a535171c5dfd0ee70f49dcf8253c57995c58d1b /gcc | |
| parent | ca37d49a63a8ec9ccea471fab39bc03cc5867b33 (diff) | |
| download | gcc-760ca967d0fea23edea33ff7115663a09000a354.zip gcc-760ca967d0fea23edea33ff7115663a09000a354.tar.gz gcc-760ca967d0fea23edea33ff7115663a09000a354.tar.bz2 | |
Unshare create_empty_if_region_on_edge argument
2016-03-14 Tom de Vries <tom@codesourcery.com>
PR tree-optimization/70045
* graphite-isl-ast-to-gimple.c (graphite_create_new_loop_guard): Unshare
create_empty_if_region_on_edge argument.
* gcc.dg/graphite/pr70045.c: New test.
From-SVN: r234177
Diffstat (limited to 'gcc')
| -rw-r--r-- | gcc/ChangeLog | 6 | ||||
| -rw-r--r-- | gcc/graphite-isl-ast-to-gimple.c | 3 | ||||
| -rw-r--r-- | gcc/testsuite/ChangeLog | 5 | ||||
| -rw-r--r-- | gcc/testsuite/gcc.dg/graphite/pr70045.c | 28 |
4 files changed, 41 insertions, 1 deletions
diff --git a/gcc/ChangeLog b/gcc/ChangeLog index 70acdc4..3107036 100644 --- a/gcc/ChangeLog +++ b/gcc/ChangeLog @@ -1,3 +1,9 @@ +2016-03-14 Tom de Vries <tom@codesourcery.com> + + PR tree-optimization/70045 + * graphite-isl-ast-to-gimple.c (graphite_create_new_loop_guard): Unshare + create_empty_if_region_on_edge argument. + 2016-03-13 Eric Botcazou <ebotcazou@adacore.com> * config/arm/vxworks.h (STACK_CHECK_STATIC_BUILTIN): Define. diff --git a/gcc/graphite-isl-ast-to-gimple.c b/gcc/graphite-isl-ast-to-gimple.c index 89a4118..8dd5dc8 100644 --- a/gcc/graphite-isl-ast-to-gimple.c +++ b/gcc/graphite-isl-ast-to-gimple.c @@ -821,7 +821,8 @@ graphite_create_new_loop_guard (edge entry_edge, if (integer_onep (cond_expr)) exit_edge = entry_edge; else - exit_edge = create_empty_if_region_on_edge (entry_edge, cond_expr); + exit_edge = create_empty_if_region_on_edge (entry_edge, + unshare_expr (cond_expr)); return exit_edge; } diff --git a/gcc/testsuite/ChangeLog b/gcc/testsuite/ChangeLog index 78e3ec9..6cec055 100644 --- a/gcc/testsuite/ChangeLog +++ b/gcc/testsuite/ChangeLog @@ -1,3 +1,8 @@ +2016-03-14 Tom de Vries <tom@codesourcery.com> + + PR tree-optimization/70045 + * gcc.dg/graphite/pr70045.c: New test. + 2016-03-13 Jerry DeLisle <jvdelisle@gcc.gnu.org> PR fortran/69043 diff --git a/gcc/testsuite/gcc.dg/graphite/pr70045.c b/gcc/testsuite/gcc.dg/graphite/pr70045.c new file mode 100644 index 0000000..9f98b1f --- /dev/null +++ b/gcc/testsuite/gcc.dg/graphite/pr70045.c @@ -0,0 +1,28 @@ +/* { dg-do compile } */ +/* { dg-options "-O2 -floop-interchange" } */ + +int a, b, d, e, f; +int c[9]; +void +fn1 () +{ + e = 1; + for (; e >= 0; e--) + { + d = 1; + for (; d >= 0; d--) + { + f = 0; + for (; f <= 1; f++) + { + a = 0; + for (; a < 9; a++) + { + b = 0; + for (; b < 2; b++) + c[a + b] = 3; + } + } + } + } +} |