1 files changed, 29 insertions, 0 deletions
diff --git a/gcc/testsuite/gcc.dg/graphite/pr38500.c b/gcc/testsuite/gcc.dg/graphite/pr38500.c
new file mode 100644
index 000000000..f5292d173
--- /dev/null
+++ b/gcc/testsuite/gcc.dg/graphite/pr38500.c
@@ -0,0 +1,29 @@
+/* { dg-options "-O3 -fgraphite-identity" } */
+
+typedef unsigned char U8;
+extern char test1;
+
+char *Perl_screaminstr (int, int, int);
+
+void
+Perl_re_intuit_start( int minlen,  char *strend, unsigned int flags, int i)
+{
+  register int start_shift = 0;
+  register int end_shift = 0;
+  register char *s;
+  char *strbeg;
+  char *t;
+  if(i > 0)
+    goto success_at_start;
+  int end = 0;
+  int eshift = (test1 ? Perl_utf8_distance((U8*)strend,(U8*)s) : (U8*)strend - (U8*)s) - end;
+  if (end_shift < eshift)
+    end_shift = eshift;
+ restart:
+  s = Perl_screaminstr(start_shift + (s - strbeg), end_shift, 0);
+  while( t < strend - minlen){  
+  }
+ success_at_start:
+  eshift = (test1 ? Perl_utf8_distance((U8*)strend,(U8*)s) : (U8*)strend - (U8*)s) - end;
+  goto restart;
+}