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| author | Jakub Jelinek <jakub@redhat.com> | 2020-02-26 10:58:13 +0100 |
|---|---|---|
| committer | Jakub Jelinek <jakub@redhat.com> | 2020-02-26 10:58:13 +0100 |
| commit | ce25177f505ea75b3c0833c3f3f0072b97ee1b44 (patch) | |
| tree | 5d3c19b2ec601e31ecc0da660a9195b5c0ee4961 | |
| parent | 4d213bf6011ed2b30b9d0ca70069a5dbc294b5d7 (diff) | |
| download | gcc-ce25177f505ea75b3c0833c3f3f0072b97ee1b44.zip gcc-ce25177f505ea75b3c0833c3f3f0072b97ee1b44.tar.gz gcc-ce25177f505ea75b3c0833c3f3f0072b97ee1b44.tar.bz2 | |
testsuite: Add a -O2 -fgimple testcase next to the -O2 -fno-tree-dse one [PR93820]
2020-02-26 Jakub Jelinek <jakub@redhat.com>
PR tree-optimization/93820
* gcc.dg/pr93820-2.c: New test.
| -rw-r--r-- | gcc/testsuite/ChangeLog | 3 | ||||
| -rw-r--r-- | gcc/testsuite/gcc.dg/pr93820-2.c | 30 |
2 files changed, 33 insertions, 0 deletions
diff --git a/gcc/testsuite/ChangeLog b/gcc/testsuite/ChangeLog index 53a2a4c..35715ad 100644 --- a/gcc/testsuite/ChangeLog +++ b/gcc/testsuite/ChangeLog @@ -1,6 +1,9 @@ 2020-02-26 Jakub Jelinek <jakub@redhat.com> PR tree-optimization/93820 + * gcc.dg/pr93820-2.c: New test. + + PR tree-optimization/93820 * gcc.dg/pr93820.c: New test. PR c++/93905 diff --git a/gcc/testsuite/gcc.dg/pr93820-2.c b/gcc/testsuite/gcc.dg/pr93820-2.c new file mode 100644 index 0000000..be5d368 --- /dev/null +++ b/gcc/testsuite/gcc.dg/pr93820-2.c @@ -0,0 +1,30 @@ +/* PR tree-optimization/93820 */ +/* { dg-do run } */ +/* { dg-options "-O2 -fgimple" } */ + +typedef int v4si __attribute__((vector_size(4 * sizeof (int)))); +int a[10]; + +void __GIMPLE (ssa,startwith("store-merging")) +foo (int *p) +{ + int _2; + __BB(2): + _2 = *p_1(D); + a[6] = _2; + a[4] = 1; + __MEM <v4si> ((int *)&a + _Literal (int *) 16) = _Literal (v4si) { 0, 0, 0, 0 }; + a[3] = 0; + return; +} + +int +main () +{ + int i = 0; + foo (&i); + for (i = 0; i < 10; i++) + if (a[i]) + __builtin_abort (); + return 0; +} |