added testcase for issue #1075

test/misc/bug1075.c

@@ -0,0 +1,10 @@
+/* bug #1075 Internal compiler error */
+
+long rhs;
+
+int main(void)
+{
+    /* the whole lhs is errorneously treated as an absolute address (integer 
+       constant) neglecting its dereference */
+    return *(char *)0xD77C + rhs;
+}