From 7351b44f2526105f11683511a658b5c3be521c4e Mon Sep 17 00:00:00 2001 From: David Malcolm Date: Wed, 20 Aug 2014 01:54:35 +0000 Subject: [PATCH] Fix issue with NULL as_a in duplicate_insn_chain 2014-08-20 David Malcolm * cfgrtl.c (duplicate_insn_chain): Convert the checked cast on "insn" from an as_a to a safe_as_a, for the case when "insn" is NULL. From-SVN: r214207 --- gcc/ChangeLog | 6 ++++++ gcc/cfgrtl.c | 2 +- 2 files changed, 7 insertions(+), 1 deletion(-) diff --git a/gcc/ChangeLog b/gcc/ChangeLog index c1132d4628a..e1b655f1e5d 100644 --- a/gcc/ChangeLog +++ b/gcc/ChangeLog @@ -1,3 +1,9 @@ +2014-08-20 David Malcolm + + * cfgrtl.c (duplicate_insn_chain): Convert the checked cast on + "insn" from an as_a to a safe_as_a, for the case when "insn" is + NULL. + 2014-08-20 Manuel López-Ibáñez PR preprocessor/51303 diff --git a/gcc/cfgrtl.c b/gcc/cfgrtl.c index 9c115ba03ce..fd94a03eed0 100644 --- a/gcc/cfgrtl.c +++ b/gcc/cfgrtl.c @@ -4166,7 +4166,7 @@ duplicate_insn_chain (rtx from, rtx to) } insn = NEXT_INSN (last); delete_insn (last); - return as_a (insn); + return safe_as_a (insn); } /* Create a duplicate of the basic block BB. */ -- 2.30.2