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-rw-r--r--llvm/test/Transforms/IndVarSimplify/loop-invariant-conditions.ll3
1 files changed, 3 insertions, 0 deletions
diff --git a/llvm/test/Transforms/IndVarSimplify/loop-invariant-conditions.ll b/llvm/test/Transforms/IndVarSimplify/loop-invariant-conditions.ll
index 1a63c795548..320f0b30cb9 100644
--- a/llvm/test/Transforms/IndVarSimplify/loop-invariant-conditions.ll
+++ b/llvm/test/Transforms/IndVarSimplify/loop-invariant-conditions.ll
@@ -293,6 +293,8 @@ for.end: ; preds = %if.end, %entry
ret void
}
+declare void @use(i1 %x)
+
; check that we handle conditions with loop invariant operands which
; *aren't* in the header - this is a very rare and fragile case where
; we have a "loop" which is known to run exactly one iteration but
@@ -320,6 +322,7 @@ latch:
br i1 true, label %exit, label %loop
exit:
+ call void @use(i1 %cmp)
ret void
}
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