From: Tom de Vries <tom@codesourcery.com>
Date: Sat, 16 Jan 2016 22:18:56 +0000 (+0000)
Subject: Release_defs in expand_omp_atomic_fetch_op
X-Git-Tag: basepoints/gcc-7~1564
X-Git-Url: http://git.ipfire.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=0b0521ba464348f8434684367f05d9dced4dc716;p=thirdparty%2Fgcc.git

Release_defs in expand_omp_atomic_fetch_op

2016-01-16  Tom de Vries  <tom@codesourcery.com>

	* omp-low.c (expand_omp_atomic_fetch_op):  Release defs of update stmt.

From-SVN: r232472
---

diff --git a/gcc/ChangeLog b/gcc/ChangeLog
index 227acf96c273..d5ea7f28eb5d 100644
--- a/gcc/ChangeLog
+++ b/gcc/ChangeLog
@@ -1,3 +1,7 @@
+2016-01-16  Tom de Vries  <tom@codesourcery.com>
+
+	* omp-low.c (expand_omp_atomic_fetch_op):  Release defs of update stmt.
+
 2016-01-16  Richard Sandiford  <richard.sandiford@arm.com>
 
 	* hash-table.h (hash_table::empty): Turn into an inline wrapper
diff --git a/gcc/omp-low.c b/gcc/omp-low.c
index 6df01a476e1e..b391ee0bf34b 100644
--- a/gcc/omp-low.c
+++ b/gcc/omp-low.c
@@ -12020,10 +12020,14 @@ expand_omp_atomic_fetch_op (basic_block load_bb,
   gcc_assert (gimple_code (gsi_stmt (gsi)) == GIMPLE_OMP_ATOMIC_STORE);
   gsi_remove (&gsi, true);
   gsi = gsi_last_bb (store_bb);
+  stmt = gsi_stmt (gsi);
   gsi_remove (&gsi, true);
 
   if (gimple_in_ssa_p (cfun))
-    update_ssa (TODO_update_ssa_no_phi);
+    {
+      release_defs (stmt);
+      update_ssa (TODO_update_ssa_no_phi);
+    }
 
   return true;
 }