diff --git a/gcc/ChangeLog b/gcc/ChangeLog
index 04c51e40e84..96a8161787d 100644
--- a/gcc/ChangeLog
+++ b/gcc/ChangeLog
@@ -1,3 +1,9 @@
+2014-07-24  Kyrylo Tkachov  <kyrylo.tkachov@arm.com>
+
+	PR middle-end/61876
+	* convert.c (convert_to_integer): Do not convert BUILT_IN_ROUND and cast
+	when flag_errno_math is on.
+
 2014-07-24  Martin Liska  <mliska@suse.cz>
 
 	* cgraph.h (varpool_node):
diff --git a/gcc/convert.c b/gcc/convert.c
index 09bc555ee0e..8dbf3cb0797 100644
--- a/gcc/convert.c
+++ b/gcc/convert.c
@@ -456,8 +456,8 @@ convert_to_integer (tree type, tree expr)
 	  break;
 
 	CASE_FLT_FN (BUILT_IN_ROUND):
-	  /* Only convert in ISO C99 mode.  */
-	  if (!targetm.libc_has_function (function_c99_misc))
+	  /* Only convert in ISO C99 mode and with -fno-math-errno.  */
+	  if (!targetm.libc_has_function (function_c99_misc) || flag_errno_math)
 	    break;
 	  if (outprec < TYPE_PRECISION (integer_type_node)
 	      || (outprec == TYPE_PRECISION (integer_type_node)