1 files changed, 30 insertions, 0 deletions
diff --git a/gcc/testsuite/gcc.c-torture/execute/20050218-1.c b/gcc/testsuite/gcc.c-torture/execute/20050218-1.c
new file mode 100644
index 000000000..104174f92
--- /dev/null
+++ b/gcc/testsuite/gcc.c-torture/execute/20050218-1.c
@@ -0,0 +1,30 @@
+/* PR tree-optimization/19828 */
+typedef __SIZE_TYPE__ size_t;
+extern size_t strlen (const char *s);
+extern int strncmp (const char *s1, const char *s2, size_t n);
+extern void abort (void);
+
+const char *a[16] = { "a", "bc", "de", "fgh" };
+
+int
+foo (char *x, const char *y, size_t n)
+{
+  size_t i, j = 0;
+  for (i = 0; i < n; i++)
+    {
+      if (strncmp (x + j, a[i], strlen (a[i])) != 0)
+        return 2;
+      j += strlen (a[i]);
+      if (y)
+        j += strlen (y);
+    }
+  return 0;
+}
+
+int
+main (void)
+{
+  if (foo ("abcde", (const char *) 0, 3) != 0)
+    abort ();
+  return 0;
+}