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-rw-r--r--test/Transforms/InstCombine/2002-08-02-CastTest.ll10
1 files changed, 10 insertions, 0 deletions
diff --git a/test/Transforms/InstCombine/2002-08-02-CastTest.ll b/test/Transforms/InstCombine/2002-08-02-CastTest.ll
new file mode 100644
index 0000000000..7599d7669e
--- /dev/null
+++ b/test/Transforms/InstCombine/2002-08-02-CastTest.ll
@@ -0,0 +1,10 @@
+; This testcase is incorrectly getting completely eliminated. There should be
+; SOME instruction named %c here, even if it's a bitwise and.
+;
+; RUN: as < %s | opt -instcombine -dce | grep '%c'
+ulong %test3(ulong %A) {
+ %c1 = cast ulong %A to ubyte ; <ubyte> [#uses=0]
+ %c2 = cast ulong %A to ulong ; <ulong> [#uses=0]
+ ret ulong %A
+}
+