Another cyclic dag test case.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@29742 91177308-0d34-0410-b5e6-96231b3b80d8

diff --git a/test/CodeGen/X86/2006-08-16-CycleInDAG.ll b/test/CodeGen/X86/2006-08-16-CycleInDAG.ll
new file mode 100644 (file)
index 0000000..e643a82
--- /dev/null
+++ b/test/CodeGen/X86/2006-08-16-CycleInDAG.ll
@@ -0,0 +1,23 @@
+; RUN: llvm-as < %s | llc -march=x86
+
+       %struct.expr = type { %struct.rtx_def*, int, %struct.expr*, %struct.occr*, %struct.occr*, %struct.rtx_def* }
+       %struct.hash_table = type { %struct.expr**, uint, uint, int }
+       %struct.occr = type { %struct.occr*, %struct.rtx_def*, sbyte, sbyte }
+       %struct.rtx_def = type { ushort, ubyte, ubyte, %struct.u }
+       %struct.u = type { [1 x long] }
+
+void %test() {
+       %tmp = load uint* null          ; <uint> [#uses=1]
+       %tmp8 = call uint %hash_rtx( )          ; <uint> [#uses=1]
+       %tmp11 = rem uint %tmp8, %tmp           ; <uint> [#uses=1]
+       br bool false, label %cond_next, label %return
+
+cond_next:             ; preds = %entry
+       %tmp17 = getelementptr %struct.expr** null, uint %tmp11         ; <%struct.expr**> [#uses=0]
+       ret void
+
+return:                ; preds = %entry
+       ret void
+}
+
+declare uint %hash_rtx()