1 files changed, 31 insertions, 0 deletions
diff --git a/gcc/testsuite/gcc.dg/debug/pr45849.c b/gcc/testsuite/gcc.dg/debug/pr45849.c
new file mode 100644
index 000000000..93279b708
--- /dev/null
+++ b/gcc/testsuite/gcc.dg/debug/pr45849.c
@@ -0,0 +1,31 @@
+/* PR debug/45849 */
+/* { dg-do compile } */
+/* { dg-options "-g -Wno-uninitialized" } */
+
+extern void bar (void);
+
+void
+foo (long repllen, char *rp)
+{
+  char *matchend;
+  char *scan;
+  long len;
+  char *matchstart;
+  char *text;
+  char *t;
+
+  repllen--;
+
+  for (;;)
+    {
+      matchstart = t + rp[0];
+      matchend = rp;
+      len = matchstart - text + repllen * (matchend - matchstart);
+      while (len)
+	;
+      for (scan = text; scan != rp; scan++)
+	bar ();
+      if (matchstart)
+	text = matchend;
+    }
+}