new testcase, miscompilation of llvm with itself.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@31018 91177308-0d34-0410-b5e6-96231b3b80d8

diff --git a/test/CodeGen/PowerPC/2006-10-17-brcc-miscompile.ll b/test/CodeGen/PowerPC/2006-10-17-brcc-miscompile.ll
new file mode 100644 (file)
index 0000000..b8e714e
--- /dev/null
+++ b/test/CodeGen/PowerPC/2006-10-17-brcc-miscompile.ll
@@ -0,0 +1,24 @@
+; RUN: llvm-as < %s | llc -march=ppc32 | grep xor 
+
+target endian = big
+target pointersize = 32
+target triple = "powerpc-apple-darwin8.7.0"
+
+implementation   ; Functions:
+
+void %foo(int %X) {
+entry:
+       %tmp1 = and int %X, 3           ; <int> [#uses=1]
+       %tmp2 = xor int %tmp1, 1
+       %tmp = seteq int %tmp2, 0               ; <bool> [#uses=1]
+       br bool %tmp, label %UnifiedReturnBlock, label %cond_true
+
+cond_true:             ; preds = %entry
+       tail call int (...)* %bar( )            ; <int> [#uses=0]
+       ret void
+
+UnifiedReturnBlock:            ; preds = %entry
+       ret void
+}
+
+declare int %bar(...)