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-rw-r--r--src/interp/c-util.boot2
1 files changed, 2 insertions, 0 deletions
diff --git a/src/interp/c-util.boot b/src/interp/c-util.boot
index 459ef90e..79e040b6 100644
--- a/src/interp/c-util.boot
+++ b/src/interp/c-util.boot
@@ -1075,6 +1075,8 @@ $middleEndMacroList ==
middleEndExpand: %Form -> %Form
middleEndExpand x ==
+ x = '%false => 'NIL
+ x = '%true => 'T
isAtomicForm x => x
[op,:args] := x
IDENTP op and (fun := getOpcodeExpander op) => apply(fun,x,nil)