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| author | Richard Kenner <kenner@gcc.gnu.org> | 1994-04-24 11:24:57 -0400 |
|---|---|---|
| committer | Richard Kenner <kenner@gcc.gnu.org> | 1994-04-24 11:24:57 -0400 |
| commit | f4a3cd05d0baada37c17e49fdcf21ac313e5a387 (patch) | |
| tree | 2b3cde2fc341d1601c3646da0b798ae0ecfb97fd /gcc | |
| parent | e1469d0dd905f588293ea8901a97296737391147 (diff) | |
| download | gcc-f4a3cd05d0baada37c17e49fdcf21ac313e5a387.zip gcc-f4a3cd05d0baada37c17e49fdcf21ac313e5a387.tar.gz gcc-f4a3cd05d0baada37c17e49fdcf21ac313e5a387.tar.bz2 | |
(try_split): Don't try to recursively split deleted insn.
From-SVN: r7143
Diffstat (limited to 'gcc')
| -rw-r--r-- | gcc/emit-rtl.c | 6 |
1 files changed, 4 insertions, 2 deletions
diff --git a/gcc/emit-rtl.c b/gcc/emit-rtl.c index aa85898..6c5b17a 100644 --- a/gcc/emit-rtl.c +++ b/gcc/emit-rtl.c @@ -2020,10 +2020,12 @@ try_split (pat, trial, last) /* Recursively call try_split for each new insn created; by the time control returns here that insn will be fully split, so set LAST and continue from the insn after the one returned. - We can't use next_active_insn here since AFTER may be a note. */ + We can't use next_active_insn here since AFTER may be a note. + Ignore deleted insns, which can be occur if not optimizing. */ for (tem = NEXT_INSN (before); tem != after; tem = NEXT_INSN (tem)) - tem = try_split (PATTERN (tem), tem, 1); + if (! INSN_DELETED_P (tem)) + tem = try_split (PATTERN (tem), tem, 1); } /* Avoid infinite loop if the result matches the original pattern. */ else if (rtx_equal_p (seq, pat)) |