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| author | Alexandre Oliva <oliva@adacore.com> | 2021-01-11 23:37:59 -0300 |
|---|---|---|
| committer | Alexandre Oliva <oliva@gnu.org> | 2021-01-11 23:37:59 -0300 |
| commit | 640296c367f97a1b9974bfb60bb02c934d71baf4 (patch) | |
| tree | df3eae8c2ec9b2891ef1e53258a47ccd24182fd4 /gcc/tree-predcom.c | |
| parent | ab88f3607233376c3145c320e92e71943a495bb5 (diff) | |
| download | gcc-640296c367f97a1b9974bfb60bb02c934d71baf4.zip gcc-640296c367f97a1b9974bfb60bb02c934d71baf4.tar.gz gcc-640296c367f97a1b9974bfb60bb02c934d71baf4.tar.bz2 | |
make FOR_EACH_IMM_USE_STMT safe for early exits
Use a dtor to automatically remove ITER from IMM_USE list in
FOR_EACH_IMM_USE_STMT.
for gcc/ChangeLog
* ssa-iterators.h (end_imm_use_stmt_traverse): Forward
declare.
(auto_end_imm_use_stmt_traverse): New struct.
(FOR_EACH_IMM_USE_STMT): Use it.
(BREAK_FROM_IMM_USE_STMT, RETURN_FROM_IMM_USE_STMT): Remove,
along with uses...
* gimple-ssa-strength-reduction.c: ... here, ...
* graphite-scop-detection.c: ... here, ...
* ipa-modref.c, ipa-pure-const.c, ipa-sra.c: ... here, ...
* tree-predcom.c, tree-ssa-ccp.c: ... here, ...
* tree-ssa-dce.c, tree-ssa-dse.c: ... here, ...
* tree-ssa-loop-ivopts.c, tree-ssa-math-opts.c: ... here, ...
* tree-ssa-phiprop.c, tree-ssa.c: ... here, ...
* tree-vect-slp.c: ... and here, ...
* doc/tree-ssa.texi: ... and the example here.
Diffstat (limited to 'gcc/tree-predcom.c')
| -rw-r--r-- | gcc/tree-predcom.c | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/gcc/tree-predcom.c b/gcc/tree-predcom.c index 265c3bb..5482f50 100644 --- a/gcc/tree-predcom.c +++ b/gcc/tree-predcom.c @@ -2367,7 +2367,7 @@ base_names_in_chain_on (class loop *loop, tree name, tree var) && flow_bb_inside_loop_p (loop, gimple_bb (stmt))) { phi = stmt; - BREAK_FROM_IMM_USE_STMT (iter); + break; } } if (!phi) |