c-typeck.c: Use HOST_WIDE_INT_1 instead of (HOST_WIDE_INT) 1,

c/ChangeLog:

	* c-typeck.c: Use HOST_WIDE_INT_1 instead of (HOST_WIDE_INT) 1,

c-family/ChangeLog:

	* c-common.c: Use HOST_WIDE_INT_M1U instead of
	~(unsigned HOST_WIDE_INT) 0.

From-SVN: r238643

gcc/c-family/ChangeLog

+2016-07-22  Uros Bizjak  <ubizjak@gmail.com>
+
+	* c-common.c: Use HOST_WIDE_INT_M1U instead of
+	~(unsigned HOST_WIDE_INT) 0.
+
 2016-07-22  Martin Liska  <mliska@suse.cz>
 
 	PR gcov-profile/69028

gcc/c-family/c-common.c

@@ -11999,7 +11999,7 @@ warn_for_sign_compare (location_t location,
           if (bits < TYPE_PRECISION (result_type)
               && bits < HOST_BITS_PER_LONG && unsignedp)
             {
-              mask = (~ (unsigned HOST_WIDE_INT) 0) << bits;
+              mask = HOST_WIDE_INT_M1U << bits;
               if ((mask & constant) != mask)
 		{
 		  if (constant == 0)

gcc/c/ChangeLog

+2016-07-22  Uros Bizjak  <ubizjak@gmail.com>
+
+	* c-typeck.c: Use HOST_WIDE_INT_1 instead of (HOST_WIDE_INT) 1,
+
 2016-07-20  David Malcolm  <dmalcolm@redhat.com>
 
 	* c-decl.c (struct edit_distance_traits<cpp_hashnode *>): Move to

gcc/c/c-typeck.c

@@ -8594,7 +8594,7 @@ set_nonincremental_init_from_string (tree str,
 	  bitpos = ((wchar_bytes - 1) * charwidth) + HOST_BITS_PER_CHAR;
 	  if (bitpos < HOST_BITS_PER_WIDE_INT)
 	    {
-	      if (val[0] & (((HOST_WIDE_INT) 1) << (bitpos - 1)))
+	      if (val[0] & (HOST_WIDE_INT_1 << (bitpos - 1)))
 		{
 		  val[0] |= HOST_WIDE_INT_M1U << bitpos;
 		  val[1] = -1;
@@ -8605,7 +8605,7 @@ set_nonincremental_init_from_string (tree str,
 	      if (val[0] < 0)
 		val[1] = -1;
 	    }
-	  else if (val[1] & (((HOST_WIDE_INT) 1)
+	  else if (val[1] & (HOST_WIDE_INT_1
 			     << (bitpos - 1 - HOST_BITS_PER_WIDE_INT)))
 	    val[1] |= HOST_WIDE_INT_M1U << (bitpos - HOST_BITS_PER_WIDE_INT);
 	}