https://gcc.gnu.org/bugzilla/show_bug.cgi?id=78262
Uroš Bizjak <ubizjak at gmail dot com> changed:
What |Removed |Added
----------------------------------------------------------------------------
Status|UNCONFIRMED |ASSIGNED
Last reconfirmed| |2016-11-09
Assignee|unassigned at gcc dot gnu.org |ubizjak at gmail dot com
Target Milestone|--- |5.5
Ever confirmed|0 |1
--- Comment #1 from Uroš Bizjak <ubizjak at gmail dot com> ---
Ouch.
Patch in testing:
--cut here--
diff --git a/gcc/config/i386/i386.md b/gcc/config/i386/i386.md
index 6e0348d..a5650a1 100644
--- a/gcc/config/i386/i386.md
+++ b/gcc/config/i386/i386.md
@@ -10339,7 +10339,7 @@
"operands[2] = gen_lowpart (QImode, operands[2]);")
(define_insn_and_split "*<shift_insn><mode>3_doubleword"
- [(set (match_operand:DWI 0 "register_operand" "=r")
+ [(set (match_operand:DWI 0 "register_operand" "=&r")
(any_shiftrt:DWI (match_operand:DWI 1 "register_operand" "0")
(match_operand:QI 2 "nonmemory_operand" "<S>c")))
(clobber (reg:CC FLAGS_REG))]
--cut here--
