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| author | Jakub Jelinek <jakub@redhat.com> | 2010-03-31 17:26:57 +0200 |
|---|---|---|
| committer | Jakub Jelinek <jakub@gcc.gnu.org> | 2010-03-31 17:26:57 +0200 |
| commit | 2080bd297ed7cc67b78014e5defb4f7dc986199c (patch) | |
| tree | 2f0b8d05ce5007805462cffa5e2e7d0944e773b3 /gcc | |
| parent | 33283dadd3a8ea2e7104f4e7a43bd70b4e96090c (diff) | |
| download | gcc-2080bd297ed7cc67b78014e5defb4f7dc986199c.zip gcc-2080bd297ed7cc67b78014e5defb4f7dc986199c.tar.gz gcc-2080bd297ed7cc67b78014e5defb4f7dc986199c.tar.bz2 | |
re PR bootstrap/43596 (Failed to boostrap)
PR bootstrap/43596
* cselib.c (cselib_process_insn): Clear cselib_current_insn
even before returning from label, setjmp call or volatile asm
handling.
From-SVN: r157869
Diffstat (limited to 'gcc')
| -rw-r--r-- | gcc/ChangeLog | 7 | ||||
| -rw-r--r-- | gcc/cselib.c | 5 |
2 files changed, 10 insertions, 2 deletions
diff --git a/gcc/ChangeLog b/gcc/ChangeLog index 6515701..a76c950 100644 --- a/gcc/ChangeLog +++ b/gcc/ChangeLog @@ -1,3 +1,10 @@ +2010-03-31 Jakub Jelinek <jakub@redhat.com> + + PR bootstrap/43596 + * cselib.c (cselib_process_insn): Clear cselib_current_insn + even before returning from label, setjmp call or volatile asm + handling. + 2010-03-31 Richard Guenther <rguenther@suse.de> PR middle-end/43600 diff --git a/gcc/cselib.c b/gcc/cselib.c index 18807ca..f46c5ec 100644 --- a/gcc/cselib.c +++ b/gcc/cselib.c @@ -2155,12 +2155,13 @@ cselib_process_insn (rtx insn) && MEM_VOLATILE_P (PATTERN (insn)))) { cselib_reset_table (next_uid); + cselib_current_insn = NULL_RTX; return; } if (! INSN_P (insn)) { - cselib_current_insn = 0; + cselib_current_insn = NULL_RTX; return; } @@ -2202,7 +2203,7 @@ cselib_process_insn (rtx insn) if (GET_CODE (XEXP (x, 0)) == CLOBBER) cselib_invalidate_rtx (XEXP (XEXP (x, 0), 0)); - cselib_current_insn = 0; + cselib_current_insn = NULL_RTX; if (n_useless_values > MAX_USELESS_VALUES /* remove_useless_values is linear in the hash table size. Avoid |