From a52380e99db36781c7471c0ab6634ae6b80874f3 Mon Sep 17 00:00:00 2001 From: Richard Sandiford Date: Fri, 30 Oct 2015 13:47:25 +0000 Subject: [PATCH] Don't free dominators after sincos sincos has always freed dominators at the end, but AFAICT they should still be up-to-date. (In particular, gimple_purge_dead_eh_edges updates the information.) Tested on x86_64-linux-gnu, arm-linux-gnueabi and aarch64-linux-gnu. gcc/ * tree-ssa-math-opts.c (pass_cse_sincos::execute): Don't free CDI_DOMINATORS. From-SVN: r229582 --- gcc/ChangeLog | 5 +++++ gcc/tree-ssa-math-opts.c | 1 - 2 files changed, 5 insertions(+), 1 deletion(-) diff --git a/gcc/ChangeLog b/gcc/ChangeLog index 3d8b19c073b..adbd98e64ed 100644 --- a/gcc/ChangeLog +++ b/gcc/ChangeLog @@ -1,3 +1,8 @@ +2015-10-30 Richard Sandiford + + * tree-ssa-math-opts.c (pass_cse_sincos::execute): Don't free + CDI_DOMINATORS. + 2015-10-30 Richard Sandiford * real.h (format_helper): New. diff --git a/gcc/tree-ssa-math-opts.c b/gcc/tree-ssa-math-opts.c index 2080328c42d..1802754e9c1 100644 --- a/gcc/tree-ssa-math-opts.c +++ b/gcc/tree-ssa-math-opts.c @@ -1857,7 +1857,6 @@ pass_cse_sincos::execute (function *fun) statistics_counter_event (fun, "sincos statements inserted", sincos_stats.inserted); - free_dominance_info (CDI_DOMINATORS); return cfg_changed ? TODO_cleanup_cfg : 0; } -- 2.30.2