[project @ 1999-01-07 12:47:34 by simonpj]

[ghc-hetmet.git] / ghc / compiler / HsVersions.h

diff --git a/ghc/compiler/HsVersions.h b/ghc/compiler/HsVersions.h
index cd5c220..c5663b1 100644 (file)
--- a/ghc/compiler/HsVersions.h
+++ b/ghc/compiler/HsVersions.h
@@ -15,9 +15,11 @@ you will screw up the layout where they are used in case expressions!
 #ifdef DEBUG
 #define ASSERT(e) if (not (e)) then (assertPanic __FILE__ __LINE__) else
 #define ASSERT2(e,msg) if (not (e)) then (assertPprPanic __FILE__ __LINE__ (msg)) else
+#define WARN( e, msg ) (warnPprTrace (e) __FILE__ __LINE__ (msg))
 #else
 #define ASSERT(e)
 #define ASSERT2(e,msg)
+#define WARN(e,msg)
 #endif
 
 #if __STDC__