diff options
| author | jakub <jakub@138bc75d-0d04-0410-961f-82ee72b054a4> | 2006-08-26 07:31:30 +0000 |
|---|---|---|
| committer | jakub <jakub@138bc75d-0d04-0410-961f-82ee72b054a4> | 2006-08-26 07:31:30 +0000 |
| commit | 4a121d41abbdaf9d355756f3c335f3a52f7e8809 (patch) | |
| tree | 87d9a8578bc5a8967ed24c9ba921f21c3bccb117 /gcc | |
| parent | 8a757045f2e490cf696f48074e0d15966e45cc0f (diff) | |
| download | gcc-4a121d41abbdaf9d355756f3c335f3a52f7e8809.tar.gz | |
PR middle-end/28683
* cfgexpand.c (add_reg_br_prob_note): Check if last has exactly
3 following insns.
* gcc.c-torture/compile/20060823-1.c: New test.
git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@116467 138bc75d-0d04-0410-961f-82ee72b054a4
Diffstat (limited to 'gcc')
| -rw-r--r-- | gcc/ChangeLog | 6 | ||||
| -rw-r--r-- | gcc/cfgexpand.c | 2 | ||||
| -rw-r--r-- | gcc/testsuite/ChangeLog | 5 | ||||
| -rw-r--r-- | gcc/testsuite/gcc.c-torture/compile/20060823-1.c | 18 |
4 files changed, 31 insertions, 0 deletions
diff --git a/gcc/ChangeLog b/gcc/ChangeLog index d9f6e4dba86..6360ec64887 100644 --- a/gcc/ChangeLog +++ b/gcc/ChangeLog @@ -1,3 +1,9 @@ +2006-08-26 Jakub Jelinek <jakub@redhat.com> + + PR middle-end/28683 + * cfgexpand.c (add_reg_br_prob_note): Check if last has exactly + 3 following insns. + 2006-08-25 Volker Reichelt <reichelt@igpm.rwth-aachen.de> * flow.c (verify_wide_reg): Use internal_error for consistency failure. diff --git a/gcc/cfgexpand.c b/gcc/cfgexpand.c index 630a82a28a5..9839d098375 100644 --- a/gcc/cfgexpand.c +++ b/gcc/cfgexpand.c @@ -58,7 +58,9 @@ add_reg_br_prob_note (rtx last, int probability) if (!any_condjump_p (last) || !JUMP_P (NEXT_INSN (last)) || !simplejump_p (NEXT_INSN (last)) + || !NEXT_INSN (NEXT_INSN (last)) || !BARRIER_P (NEXT_INSN (NEXT_INSN (last))) + || !NEXT_INSN (NEXT_INSN (NEXT_INSN (last))) || !LABEL_P (NEXT_INSN (NEXT_INSN (NEXT_INSN (last)))) || NEXT_INSN (NEXT_INSN (NEXT_INSN (NEXT_INSN (last))))) goto failed; diff --git a/gcc/testsuite/ChangeLog b/gcc/testsuite/ChangeLog index 39d2fc86507..b9ddcf0ba93 100644 --- a/gcc/testsuite/ChangeLog +++ b/gcc/testsuite/ChangeLog @@ -1,3 +1,8 @@ +2006-08-26 Jakub Jelinek <jakub@redhat.com> + + PR middle-end/28683 + * gcc.c-torture/compile/20060823-1.c: New test. + 2006-08-25 Volker Reichelt <reichelt@igpm.rwth-aachen.de> PR c++/28853 diff --git a/gcc/testsuite/gcc.c-torture/compile/20060823-1.c b/gcc/testsuite/gcc.c-torture/compile/20060823-1.c new file mode 100644 index 00000000000..fbce7fe941f --- /dev/null +++ b/gcc/testsuite/gcc.c-torture/compile/20060823-1.c @@ -0,0 +1,18 @@ +/* PR middle-end/28683 */ + +extern void foo (int *); + +struct A +{ + int f; +}; + +struct A * +test (struct A *r) +{ + int *f = &r->f; + static int i = 0; + if (!i && !((void *) f == (void *) r)) + foo (&i); + return r; +} |