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-rw-r--r--src/GF/GFCC/Raw/PrintGFCCRaw.hs1
1 files changed, 1 insertions, 0 deletions
diff --git a/src/GF/GFCC/Raw/PrintGFCCRaw.hs b/src/GF/GFCC/Raw/PrintGFCCRaw.hs
index 1b937e429..d1041e380 100644
--- a/src/GF/GFCC/Raw/PrintGFCCRaw.hs
+++ b/src/GF/GFCC/Raw/PrintGFCCRaw.hs
@@ -11,6 +11,7 @@ prGrammar :: Grammar -> ShowS
prGrammar (Grm xs) = prRExpList xs
prRExp :: RExp -> ShowS
+prRExp (App x []) = showChar '(' . prCId x . showChar ')'
prRExp (App x xs) = showChar '(' . prCId x . showChar ' '
. prRExpList xs . showChar ')'
prRExp (AId x) = prCId x