1 files changed, 54 insertions, 0 deletions
diff --git a/gcc/testsuite/gcc.c-torture/compile/930523-1.c b/gcc/testsuite/gcc.c-torture/compile/930523-1.c
new file mode 100644
index 00000000000..5f2b5b5d7e3
--- /dev/null
+++ b/gcc/testsuite/gcc.c-torture/compile/930523-1.c
@@ -0,0 +1,54 @@
+int v;
+
+f ()
+{
+  unsigned long *a1, *a2;
+  int vertex2;
+  int c, x1, x2, dx1, dx2, dy1, dy2, e1, e2, s2;
+  unsigned long m, b;
+  int n;
+  unsigned long r;
+  int aba;
+
+  do
+    {
+      if (dx2 >= dy2)
+	dx2 = dx2 % dy2;
+
+      if (dx2 >= dy2)
+	{
+	  s2 = - (dx2 / dy2);
+	  dx2 = dx2 % dy2;
+	}
+    }
+  while (vertex2 / 65536);
+
+  for (;;)
+    {
+      c = x2;
+      a2 = a1;
+      if (v)
+	a2 = 0;
+
+      if (c + n)
+	{
+	  m = b << (c * 8);
+	  *a2 = (*a2 & ~m) | (r & m);
+	  n += c;
+
+	  while (--n)
+	    {
+	      {
+	      }
+	    }
+	}
+
+      a1 = 0;
+      x1 += 0;
+      if (e1 += dx1)
+	e1 -= dy1;
+      x2 += s2;
+      if (e2 += dx2)
+	e2 -= dy2;
+    }
+}