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| author | Richard Guenther <rguenther@suse.de> | 2010-01-26 15:09:43 +0000 |
|---|---|---|
| committer | Richard Biener <rguenth@gcc.gnu.org> | 2010-01-26 15:09:43 +0000 |
| commit | 3333cd50b87db95a83b3afebee66d2b8321f1fa1 (patch) | |
| tree | 52ce17343c80841e1ac188ff00e373b1084c24a7 /gcc/tree-eh.c | |
| parent | c94a0b9db5c64cf15f6b0971252069429f10e8ac (diff) | |
| download | gcc-3333cd50b87db95a83b3afebee66d2b8321f1fa1.zip gcc-3333cd50b87db95a83b3afebee66d2b8321f1fa1.tar.gz gcc-3333cd50b87db95a83b3afebee66d2b8321f1fa1.tar.bz2 | |
re PR tree-optimization/42806 ("-fcompare-debug failure (length)" at -O1 in recent builds)
2010-01-26 Richard Guenther <rguenther@suse.de>
PR middle-end/42806
* tree-eh.c (unsplit_eh): Skip debug insns.
* g++.dg/other/pr42806.C: New testcase.
From-SVN: r156249
Diffstat (limited to 'gcc/tree-eh.c')
| -rw-r--r-- | gcc/tree-eh.c | 7 |
1 files changed, 5 insertions, 2 deletions
diff --git a/gcc/tree-eh.c b/gcc/tree-eh.c index 1a9e7b5..2cb334f 100644 --- a/gcc/tree-eh.c +++ b/gcc/tree-eh.c @@ -3350,8 +3350,11 @@ unsplit_eh (eh_landing_pad lp) if ((e_in->flags & EDGE_EH) == 0 || (e_out->flags & EDGE_EH) != 0) return false; - /* The block must be empty except for the labels. */ - if (!gsi_end_p (gsi_after_labels (bb))) + /* The block must be empty except for the labels and debug insns. */ + gsi = gsi_after_labels (bb); + if (!gsi_end_p (gsi) && is_gimple_debug (gsi_stmt (gsi))) + gsi_next_nondebug (&gsi); + if (!gsi_end_p (gsi)) return false; /* The destination block must not already have a landing pad |