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| author | Eric Botcazou <ebotcazou@adacore.com> | 2010-11-12 09:57:20 +0000 |
|---|---|---|
| committer | Eric Botcazou <ebotcazou@gcc.gnu.org> | 2010-11-12 09:57:20 +0000 |
| commit | 4e0084e4383a20c08ddc72177aca77c195261137 (patch) | |
| tree | 93a47514cff53cd5b66aca08d9dc07f1abbf93be /gcc | |
| parent | 8bbaa7708723b6163e519e0eaa1808475c73e3a5 (diff) | |
| download | gcc-4e0084e4383a20c08ddc72177aca77c195261137.zip gcc-4e0084e4383a20c08ddc72177aca77c195261137.tar.gz gcc-4e0084e4383a20c08ddc72177aca77c195261137.tar.bz2 | |
re PR debug/46375 (-fcompare-debug failure (length) with -O -fgcse -fno-tree-dominator-opts)
PR debug/46375
* emit-rtl.c (remove_insn): Do not mark BBs upon debug insns.
From-SVN: r166646
Diffstat (limited to 'gcc')
| -rw-r--r-- | gcc/ChangeLog | 5 | ||||
| -rw-r--r-- | gcc/emit-rtl.c | 2 | ||||
| -rw-r--r-- | gcc/testsuite/ChangeLog | 4 | ||||
| -rw-r--r-- | gcc/testsuite/gcc.dg/pr46375.c | 16 |
4 files changed, 26 insertions, 1 deletions
diff --git a/gcc/ChangeLog b/gcc/ChangeLog index 03de2e2..5607e75 100644 --- a/gcc/ChangeLog +++ b/gcc/ChangeLog @@ -1,3 +1,8 @@ +2010-11-12 Eric Botcazou <ebotcazou@adacore.com> + + PR debug/46375 + * emit-rtl.c (remove_insn): Do not mark BBs upon debug insns. + 2010-11-11 Rodrigo Rivas Costa <rodrigorivascosta@gmail.com> PR lto/46376 diff --git a/gcc/emit-rtl.c b/gcc/emit-rtl.c index 60fe39b..2db0cff 100644 --- a/gcc/emit-rtl.c +++ b/gcc/emit-rtl.c @@ -3867,7 +3867,7 @@ remove_insn (rtx insn) if (!BARRIER_P (insn) && (bb = BLOCK_FOR_INSN (insn))) { - if (INSN_P (insn)) + if (NONDEBUG_INSN_P (insn)) df_set_bb_dirty (bb); if (BB_HEAD (bb) == insn) { diff --git a/gcc/testsuite/ChangeLog b/gcc/testsuite/ChangeLog index e67a296..4b01e09 100644 --- a/gcc/testsuite/ChangeLog +++ b/gcc/testsuite/ChangeLog @@ -1,3 +1,7 @@ +2010-11-12 Eric Botcazou <ebotcazou@adacore.com> + + * gcc.dg/pr46375.c: New test. + 2010-11-11 Nathan Froyd <froydnj@codesourcery.com> PR c/44782 diff --git a/gcc/testsuite/gcc.dg/pr46375.c b/gcc/testsuite/gcc.dg/pr46375.c new file mode 100644 index 0000000..0126bc9 --- /dev/null +++ b/gcc/testsuite/gcc.dg/pr46375.c @@ -0,0 +1,16 @@ +/* PR debug/46375 */ +/* Reported by Zdenek Sojka <zsojka@seznam.cz> */ +/* { dg-do compile } */ +/* { dg-options "-fgcse -fno-tree-dominator-opts -fcompare-debug -O" } */ + +void bar (void); + +void +foo (int **pp) +{ + int *p = 0; + if (pp) + p = *pp; + if (p && *p) + bar (); +} |