re PR testsuite/88454 (test case gcc.dg/tree-ssa/split-path-5.c fails after r266971)

	PR testsuite/88454
	* gcc.dg/tree-ssa/split-path-5.c (__ctype_ptr__): Change type from
	const char * to const signed char *.
	(bmhi_init): Change pattern parameter's type the same.  Use
	__builtin_strlen instead of undeclared strlen.

From-SVN: r267092

gcc/testsuite/ChangeLog

+2018-12-13  Jakub Jelinek  <jakub@redhat.com>
+
+	PR testsuite/88454
+	* gcc.dg/tree-ssa/split-path-5.c (__ctype_ptr__): Change type from
+	const char * to const signed char *.
+	(bmhi_init): Change pattern parameter's type the same.  Use
+	__builtin_strlen instead of undeclared strlen.
+
 2018-12-13  Andreas Krebbel  <krebbel@linux.ibm.com>
 
 	* gcc.target/s390/zvector/vec-double-1.c: New test.

gcc/testsuite/gcc.dg/tree-ssa/split-path-5.c

 /* { dg-do compile } */
 /* { dg-options "-O2 -fsplit-paths -fdump-tree-split-paths-details -w" } */
 
-const extern char *__ctype_ptr__;
+const extern signed char *__ctype_ptr__;
 typedef unsigned char uchar;
 static int patlen;
 static int skip[(0x7f * 2 + 1) + 1];
 static uchar *pat = ((void *) 0);
 void
-bmhi_init (const char *pattern)
+bmhi_init (const signed char *pattern)
 {
   int i, lastpatchar;
-  patlen = strlen (pattern);
+  patlen = __builtin_strlen (pattern);
   for (i = 0; i < patlen; i++)
     pat[i] = (
 	       {