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diff --git a/test/CodeGen/Alpha/ctlz_e.ll b/test/CodeGen/Alpha/ctlz_e.ll
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+; Make sure this testcase does not use ctpop
+; RUN: llc < %s -march=alpha | not grep -i ctpop
+
+declare i64 @llvm.ctlz.i64(i64)
+
+define i64 @bar(i64 %x) {
+entry:
+ %tmp.1 = call i64 @llvm.ctlz.i64( i64 %x ) ; <i64> [#uses=1]
+ ret i64 %tmp.1
+}
+