diff --git a/gcc/ChangeLog b/gcc/ChangeLog
index 9507d8ac56b..9692a978327 100644
--- a/gcc/ChangeLog
+++ b/gcc/ChangeLog
@@ -1,3 +1,7 @@
+2015-03-06  Jonathan Wakely  <jwakely@redhat.com>
+
+	* real.c (real_from_string): Fix typo in assertion.
+
 2015-03-06  Alex Velenko  <alex.velenko@arm.com>
 
 	* ChangeLog (2015-03-05): Reflect Richard Henderson as actual author of
diff --git a/gcc/real.c b/gcc/real.c
index 1d1d510333c..43f124e05f7 100644
--- a/gcc/real.c
+++ b/gcc/real.c
@@ -2075,7 +2075,7 @@ real_from_string (REAL_VALUE_TYPE *r, const char *str)
 	     because the hex digits used in real_from_mpfr did not
 	     start with a digit 8 to f, but the exponent bounds above
 	     should have avoided underflow or overflow.  */
-	  gcc_assert (r->cl = rvc_normal);
+	  gcc_assert (r->cl == rvc_normal);
 	  /* Set a sticky bit if mpfr_strtofr was inexact.  */
 	  r->sig[0] |= inexact;
 	  mpfr_clear (m);