--- /dev/null
+; In this testcase, the bytecode reader or writer is not correctly handling the
+; ConstExpr reference. Disassembling this program assembled yields invalid
+; assembly (because there are placeholders still around), which the assembler
+; dies on.
+
+; There are two things that need to be fixed here. Obviously assembling and
+; disassembling this would be good, but in addition to that, the bytecode
+; reader should NEVER produce a program "successfully" with placeholders still
+; around!
+
+; RUN: as < %s | dis | as
+
+%.LC0 = internal global [4 x sbyte] c"foo\00" ; <[4 x sbyte]*> [#uses=1]
+
+%X = global sbyte * null
+
+implementation ; Functions:
+
+declare int %puts(sbyte*)
+
+void %main() {
+bb1: ;[#uses=0]
+ %reg211 = call int %puts( sbyte* getelementptr ([4 x sbyte]* %.LC0, uint 0, uint 0) ) ; <int> [#uses=0]
+ ret void
+}