--- /dev/null
+#!/bin/bash
+#
+# Run like:
+# multidelta -level=# ./reduce-ice $FILE
+# levels: 0 0 1 1 2 2 10 10
+#
+
+FILE=s_triangle.i
+CC=hppa2.0-unknown-linux-gnu-gcc
+CFLAGS="-march=2.0 -g -O2 -fpic"
+STRING="internal compiler error: in simplify_subreg, at simplify-rtx.c:5147"
+
+$CC -pipe -c $CFLAGS $FILE 2>&1 | grep "$STRING"