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path: root/compiler/codeGen/StgCmmExpr.hs
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-rw-r--r--compiler/codeGen/StgCmmExpr.hs2
1 files changed, 1 insertions, 1 deletions
diff --git a/compiler/codeGen/StgCmmExpr.hs b/compiler/codeGen/StgCmmExpr.hs
index edf97eeb0a..6e6ad7e9d7 100644
--- a/compiler/codeGen/StgCmmExpr.hs
+++ b/compiler/codeGen/StgCmmExpr.hs
@@ -562,7 +562,7 @@ chooseReturnBndrs bndr (PrimAlt _) _alts
= assertNonVoidIds [bndr]
chooseReturnBndrs _bndr (MultiValAlt n) [(_, ids, _)]
- = ASSERT2(n == length ids, ppr n $$ ppr ids $$ ppr _bndr)
+ = ASSERT2(ids `lengthIs` n, ppr n $$ ppr ids $$ ppr _bndr)
assertNonVoidIds ids -- 'bndr' is not assigned!
chooseReturnBndrs bndr (AlgAlt _) _alts