omp-low.c (oacc_parse_default_dims): Avoid -Wsign-compare warning...

	* omp-low.c (oacc_parse_default_dims): Avoid
	-Wsign-compare warning, make sure value fits into int
	rather than just unsigned int.

From-SVN: r233044

gcc/ChangeLog

+2016-02-01  Jakub Jelinek  <jakub@redhat.com>
+
+	* omp-low.c (oacc_parse_default_dims): Avoid
+	-Wsign-compare warning, make sure value fits into int
+	rather than just unsigned int.
+
 2016-02-01  Bin Cheng  <bin.cheng@arm.com>
 
 	PR tree-optimization/67921

gcc/omp-low.c

@@ -20285,10 +20285,10 @@ oacc_parse_default_dims (const char *dims)
 
 	      errno = 0;
 	      val = strtol (pos, CONST_CAST (char **, &eptr), 10);
-	      if (errno || val <= 0 || (unsigned)val != val)
+	      if (errno || val <= 0 || (int) val != val)
 		goto malformed;
 	      pos = eptr;
-	      oacc_default_dims[ix] = (int)val;
+	      oacc_default_dims[ix] = (int) val;
 	    }
 	}
       if (*pos)