From b30ffb8097749fdb55704aa7d8307ca1a58255d6 Mon Sep 17 00:00:00 2001 From: =?UTF-8?q?Stefan=20M=C3=BCller-Klieser?= Date: Tue, 7 Apr 2015 16:15:11 +0200 Subject: [PATCH] gcc/var-tracking.c: backport from gcc trunk r212178 MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit resolves a bug seen on cortexa8 building qt5 libraries. 2014-06-30 Joseph Myers * var-tracking.c (add_stores): Return instead of asserting if old and new values for conditional store are the same. git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@212178 138bc75d-0d04-0410-961f-82ee72b054a4 Signed-off-by: Stefan Müller-Klieser --- gcc/var-tracking.c | 3 ++- 1 file changed, 2 insertions(+), 1 deletion(-) diff --git a/gcc/var-tracking.c b/gcc/var-tracking.c index 65d8285..7c38910 100644 --- a/gcc/var-tracking.c +++ b/gcc/var-tracking.c @@ -5997,7 +5997,8 @@ add_stores (rtx loc, const_rtx expr, void *cuip) { cselib_val *oval = cselib_lookup (oloc, GET_MODE (oloc), 0, VOIDmode); - gcc_assert (oval != v); + if (oval == v) + return; gcc_assert (REG_P (oloc) || MEM_P (oloc)); if (oval && !cselib_preserved_value_p (oval)) -- 1.9.1