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| author | Jakub Jelinek <jakub@redhat.com> | 2015-12-14 09:04:37 +0100 |
|---|---|---|
| committer | Jakub Jelinek <jakub@gcc.gnu.org> | 2015-12-14 09:04:37 +0100 |
| commit | 63da5ff6bfbc86294a911c36be99e70b9fc0a83a (patch) | |
| tree | 7d6333c855368fa45ea04d9d27a2f46e092ba04a /gcc | |
| parent | 65a00f0e3b35b3f12bfa6ed2dd0e51f1d4df9da7 (diff) | |
| download | gcc-63da5ff6bfbc86294a911c36be99e70b9fc0a83a.zip gcc-63da5ff6bfbc86294a911c36be99e70b9fc0a83a.tar.gz gcc-63da5ff6bfbc86294a911c36be99e70b9fc0a83a.tar.bz2 | |
re PR rtl-optimization/68730 (wrong code at -O3 on x86_64-linux-gnu (in 32-bit mode))
PR rtl-optimization/68730
* cfgrtl.c (cfg_layout_finalize): Free dominators.
* gcc.dg/pr68730.c: New test.
From-SVN: r231606
Diffstat (limited to 'gcc')
| -rw-r--r-- | gcc/ChangeLog | 5 | ||||
| -rw-r--r-- | gcc/cfgrtl.c | 1 | ||||
| -rw-r--r-- | gcc/testsuite/ChangeLog | 5 | ||||
| -rw-r--r-- | gcc/testsuite/gcc.dg/pr68730.c | 51 |
4 files changed, 62 insertions, 0 deletions
diff --git a/gcc/ChangeLog b/gcc/ChangeLog index 4295528..e6a2763 100644 --- a/gcc/ChangeLog +++ b/gcc/ChangeLog @@ -1,3 +1,8 @@ +2015-12-14 Jakub Jelinek <jakub@redhat.com> + + PR rtl-optimization/68730 + * cfgrtl.c (cfg_layout_finalize): Free dominators. + 2015-12-13 Alexandre Oliva <aoliva@redhat.com> PR debug/67355 diff --git a/gcc/cfgrtl.c b/gcc/cfgrtl.c index b8cfd5c..fbfc7cd 100644 --- a/gcc/cfgrtl.c +++ b/gcc/cfgrtl.c @@ -4299,6 +4299,7 @@ void cfg_layout_finalize (void) { checking_verify_flow_info (); + free_dominance_info (CDI_DOMINATORS); force_one_exit_fallthru (); rtl_register_cfg_hooks (); if (reload_completed && !targetm.have_epilogue ()) diff --git a/gcc/testsuite/ChangeLog b/gcc/testsuite/ChangeLog index 1995074..2b900bf 100644 --- a/gcc/testsuite/ChangeLog +++ b/gcc/testsuite/ChangeLog @@ -1,3 +1,8 @@ +2015-12-14 Jakub Jelinek <jakub@redhat.com> + + PR rtl-optimization/68730 + * gcc.dg/pr68730.c: New test. + 2015-12-14 Thomas Preud'homme <thomas.preudhomme@arm.com> PR testsuite/68629 diff --git a/gcc/testsuite/gcc.dg/pr68730.c b/gcc/testsuite/gcc.dg/pr68730.c new file mode 100644 index 0000000..8ec6f19 --- /dev/null +++ b/gcc/testsuite/gcc.dg/pr68730.c @@ -0,0 +1,51 @@ +/* PR rtl-optimization/68730 */ +/* { dg-do compile } */ +/* { dg-options "-O3 -fno-if-conversion" } */ +/* { dg-additional-options "-march=x86-64" { target { i?86-*-* x86_64-*-* } } } */ + +int b, d, e; +unsigned long long c = 4100543410106915; + +void +foo (void) +{ + short f, g = 4 % c; + int h = c; + if (h) + { + int i = ~c; + if (~c) + i = 25662; + f = g = i; + h = c - g + ~-f; + c = ~(c * h - f); + } + f = g; + unsigned long long k = g || c; + short l = c ^ g ^ k; + if (g > 25662 || c == 74074520320 || !(g < 2)) + { + k = c; + l = g; + c = ~((k && c) + ~l); + f = ~(f * (c ^ k) | l); + if (c > k) + __builtin_printf ("%d\n", f); + } + short m = -f; + unsigned long long n = c; + c = m * f | n % c; + if (n) + __builtin_printf ("%d\n", f); + while (f < -31807) + ; + c = ~(n | c) | f; + if (n < c) + __builtin_printf ("%lld\n", (long long) f); + for (; d;) + for (; e;) + for (;;) + ; + c = h; + c = l % c; +} |