diff --git a/gcc/ChangeLog b/gcc/ChangeLog
index adcf50b68d3..cc619be5b5e 100644
--- a/gcc/ChangeLog
+++ b/gcc/ChangeLog
@@ -1,3 +1,7 @@
+2016-03-02  Richard Biener  <rguenther@suse.de>
+
+	* config/i386/i386.c (type_natural_mode): Fix typo.
+
 2016-03-02  Nick Clifton  <nickc@redhat.com>
 
 	* config.gcc (mep-*-elf): Add newlib-stdint.h to tm_file.
diff --git a/gcc/config/i386/i386.c b/gcc/config/i386/i386.c
index 20b12f5a1b8..8a026aeb009 100644
--- a/gcc/config/i386/i386.c
+++ b/gcc/config/i386/i386.c
@@ -7795,7 +7795,7 @@ type_natural_mode (const_tree type, const CUMULATIVE_ARGS *cum,
 	  machine_mode innermode = TYPE_MODE (TREE_TYPE (type));
 
 	  /* There are no XFmode vector modes.  */
-	  if (innermode = XFmode)
+	  if (innermode == XFmode)
 	    return mode;
 
 	  if (TREE_CODE (TREE_TYPE (type)) == REAL_TYPE)