new testcase that crashes llc for ppc

llvm-svn: 25495

1 files changed, 17 insertions, 0 deletions

diff --git a/llvm/test/Regression/CodeGen/PowerPC/2006-01-20-ShiftPartsCrash.ll b/llvm/test/Regression/CodeGen/PowerPC/2006-01-20-ShiftPartsCrash.ll
new file mode 100644
index 00000000000..eb8046f395d
--- /dev/null
+++ b/llvm/test/Regression/CodeGen/PowerPC/2006-01-20-ShiftPartsCrash.ll
@@ -0,0 +1,17 @@
+; RUN: llvm-as < %s | llc
+
+void %iterative_hash_host_wide_int() {
+	%zero = alloca int		; <int*> [#uses=2]
+	%b = alloca uint		; <uint*> [#uses=1]
+	store int 0, int* %zero
+	%tmp = load int* %zero		; <int> [#uses=1]
+	%tmp5 = cast int %tmp to uint		; <uint> [#uses=1]
+	%tmp6 = add uint %tmp5, 32		; <uint> [#uses=1]
+	%tmp6 = cast uint %tmp6 to int		; <int> [#uses=1]
+	%tmp7 = load long* null		; <long> [#uses=1]
+	%tmp6 = cast int %tmp6 to ubyte		; <ubyte> [#uses=1]
+	%tmp8 = shr long %tmp7, ubyte %tmp6		; <long> [#uses=1]
+	%tmp8 = cast long %tmp8 to uint		; <uint> [#uses=1]
+	store uint %tmp8, uint* %b
+	unreachable
+}