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| author | Richard Biener <rguenther@suse.de> | 2019-01-25 08:13:34 +0000 |
|---|---|---|
| committer | Richard Biener <rguenth@gcc.gnu.org> | 2019-01-25 08:13:34 +0000 |
| commit | 2ad04111c305ea6a20fc99323e0c479ba661c479 (patch) | |
| tree | 0895a3402a18d5b16e628c339b2743b3ae8640ed /gcc/testsuite | |
| parent | bb58a17bebea1be9ab0d753c61826dab8b4077f9 (diff) | |
| download | gcc-2ad04111c305ea6a20fc99323e0c479ba661c479.zip gcc-2ad04111c305ea6a20fc99323e0c479ba661c479.tar.gz gcc-2ad04111c305ea6a20fc99323e0c479ba661c479.tar.bz2 | |
re PR tree-optimization/86865 (Wrong code w/ -O2 -floop-parallelize-all -fstack-reuse=none -fwrapv -fno-tree-ch -fno-tree-dce -fno-tree-dominator-opts -fno-tree-loop-ivcanon)
2019-01-25 Richard Biener <rguenther@suse.de>
PR tree-optimization/86865
* graphite-scop-detection.c (scop_detection::can_represent_loop):
Reject non-do-while loops.
* gcc.dg/graphite/pr86865.c: New testcase.
* gcc.dg/graphite/pr69728.c: XFAIL.
* gcc.dg/graphite/scop-21.c: Likewise.
From-SVN: r268257
Diffstat (limited to 'gcc/testsuite')
| -rw-r--r-- | gcc/testsuite/ChangeLog | 7 | ||||
| -rw-r--r-- | gcc/testsuite/gcc.dg/graphite/pr69728.c | 4 | ||||
| -rw-r--r-- | gcc/testsuite/gcc.dg/graphite/pr86865.c | 35 | ||||
| -rw-r--r-- | gcc/testsuite/gcc.dg/graphite/scop-21.c | 3 |
4 files changed, 47 insertions, 2 deletions
diff --git a/gcc/testsuite/ChangeLog b/gcc/testsuite/ChangeLog index fa88d9d..9803c91 100644 --- a/gcc/testsuite/ChangeLog +++ b/gcc/testsuite/ChangeLog @@ -1,3 +1,10 @@ +2019-01-25 Richard Biener <rguenther@suse.de> + + PR tree-optimization/86865 + * gcc.dg/graphite/pr86865.c: New testcase. + * gcc.dg/graphite/pr69728.c: XFAIL. + * gcc.dg/graphite/scop-21.c: Likewise. + 2019-01-24 Martin Sebor <msebor@redhat.com> PR c/86125 diff --git a/gcc/testsuite/gcc.dg/graphite/pr69728.c b/gcc/testsuite/gcc.dg/graphite/pr69728.c index e8cd7be..69e2831 100644 --- a/gcc/testsuite/gcc.dg/graphite/pr69728.c +++ b/gcc/testsuite/gcc.dg/graphite/pr69728.c @@ -24,4 +24,6 @@ fn1 () run into scheduling issues before here, not being able to handle empty domains. */ -/* { dg-final { scan-tree-dump "loop nest optimized" "graphite" } } */ +/* XFAILed by fix for PR86865. */ + +/* { dg-final { scan-tree-dump "loop nest optimized" "graphite" { xfail *-*-* } } } */ diff --git a/gcc/testsuite/gcc.dg/graphite/pr86865.c b/gcc/testsuite/gcc.dg/graphite/pr86865.c new file mode 100644 index 0000000..a6b4208 --- /dev/null +++ b/gcc/testsuite/gcc.dg/graphite/pr86865.c @@ -0,0 +1,35 @@ +/* { dg-do run } */ +/* { dg-options "-O2 -fgraphite-identity -fstack-reuse=none -fwrapv -fno-tree-ch -fno-tree-dce -fno-tree-dominator-opts -fno-tree-loop-ivcanon" } */ + +int xy, tb; + +void +bt (void) +{ + for (xy = 0; xy >= 0; --xy) + { + int yt[8] = { 0 }; + int pz[2] = { 0 }; + int sa[32] = { 0 }; + int us; + + for (us = 0; us < 8; ++us) + yt[us] = 0; + + (void) yt; + (void) pz; + (void) sa; + } + + tb = 1; +} + +int +main (void) +{ + bt (); + if (xy != -1) + __builtin_abort (); + + return 0; +} diff --git a/gcc/testsuite/gcc.dg/graphite/scop-21.c b/gcc/testsuite/gcc.dg/graphite/scop-21.c index bd3f811..304e079 100644 --- a/gcc/testsuite/gcc.dg/graphite/scop-21.c +++ b/gcc/testsuite/gcc.dg/graphite/scop-21.c @@ -30,4 +30,5 @@ int test () return a[20]; } -/* { dg-final { scan-tree-dump-times "number of SCoPs: 1" 1 "graphite"} } */ +/* XFAILed by the fix for PR86865. */ +/* { dg-final { scan-tree-dump-times "number of SCoPs: 1" 1 "graphite" { xfail *-*-* } } } */ |