From: rguenth Date: Thu, 22 Nov 2018 09:50:58 +0000 (+0000) Subject: 2018-11-22 Richard Biener X-Git-Url: http://git.ipfire.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=c2ec998b7d75248830c3a6ad44240c1b1b0ee514;p=thirdparty%2Fgcc.git 2018-11-22 Richard Biener PR tree-optimization/88069 * tree-ssa-sccvn.c (visit_phi): Tweak previous fix to not apply to default defs. git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@266371 138bc75d-0d04-0410-961f-82ee72b054a4 --- diff --git a/gcc/ChangeLog b/gcc/ChangeLog index 98993207d32e..f1f6b8339501 100644 --- a/gcc/ChangeLog +++ b/gcc/ChangeLog @@ -1,3 +1,9 @@ +2018-11-22 Richard Biener + + PR tree-optimization/88069 + * tree-ssa-sccvn.c (visit_phi): Tweak previous fix to not + apply to default defs. + 2018-11-22 Jakub Jelinek PR target/85644 diff --git a/gcc/tree-ssa-sccvn.c b/gcc/tree-ssa-sccvn.c index 941752e7887a..17d9f5e06d16 100644 --- a/gcc/tree-ssa-sccvn.c +++ b/gcc/tree-ssa-sccvn.c @@ -4205,6 +4205,7 @@ visit_phi (gimple *phi, bool *inserted, bool backedges_varying_p) given that allows us to escape a region in alias walking. */ || (sameval && TREE_CODE (sameval) == SSA_NAME + && !SSA_NAME_IS_DEFAULT_DEF (sameval) && SSA_NAME_IS_VIRTUAL_OPERAND (sameval) && (SSA_VAL (sameval, &visited_p), !visited_p))) /* Note this just drops to VARYING without inserting the PHI into