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| author | Richard Biener <rguenther@suse.de> | 2017-08-22 09:04:28 +0000 |
|---|---|---|
| committer | Richard Biener <rguenth@gcc.gnu.org> | 2017-08-22 09:04:28 +0000 |
| commit | 2df8ab3dbaa4f63708f3c53f1ac42a6f0e1f4a75 (patch) | |
| tree | e5b55db7deb3805ae653abd644d8f40f66b2f040 /gcc | |
| parent | 1823c4f69ba4b5e59a460e8a3eb59dc345f24bc2 (diff) | |
| download | gcc-2df8ab3dbaa4f63708f3c53f1ac42a6f0e1f4a75.zip gcc-2df8ab3dbaa4f63708f3c53f1ac42a6f0e1f4a75.tar.gz gcc-2df8ab3dbaa4f63708f3c53f1ac42a6f0e1f4a75.tar.bz2 | |
tree-cfg.c (gimple_split_edge): Avoid reallocating target PHI nodes.
2017-08-22 Richard Biener <rguenther@suse.de>
* tree-cfg.c (gimple_split_edge): Avoid reallocating target
PHI nodes.
From-SVN: r251264
Diffstat (limited to 'gcc')
| -rw-r--r-- | gcc/ChangeLog | 5 | ||||
| -rw-r--r-- | gcc/tree-cfg.c | 3 |
2 files changed, 7 insertions, 1 deletions
diff --git a/gcc/ChangeLog b/gcc/ChangeLog index e24f511..a32a5d6 100644 --- a/gcc/ChangeLog +++ b/gcc/ChangeLog @@ -1,5 +1,10 @@ 2017-08-22 Richard Biener <rguenther@suse.de> + * tree-cfg.c (gimple_split_edge): Avoid reallocating target + PHI nodes. + +2017-08-22 Richard Biener <rguenther@suse.de> + * common.opt (feliminate-dwarf2-dups): Ignore. * doc/invoke.texi (feliminate-dwarf2-dups): Remove documentation. * dwarf2out.c (push_new_compile_unit, pop_compile_unit, diff --git a/gcc/tree-cfg.c b/gcc/tree-cfg.c index f26b12f..6c355f1 100644 --- a/gcc/tree-cfg.c +++ b/gcc/tree-cfg.c @@ -2844,10 +2844,11 @@ gimple_split_edge (edge edge_in) new_bb = create_empty_bb (after_bb); new_bb->frequency = EDGE_FREQUENCY (edge_in); new_bb->count = edge_in->count; - new_edge = make_single_succ_edge (new_bb, dest, EDGE_FALLTHRU); e = redirect_edge_and_branch (edge_in, new_bb); gcc_assert (e == edge_in); + + new_edge = make_single_succ_edge (new_bb, dest, EDGE_FALLTHRU); reinstall_phi_args (new_edge, e); return new_bb; |