Turn "NOTE: Simplifier still going..." message into a WARN()

diff --git a/compiler/simplCore/SimplCore.lhs b/compiler/simplCore/SimplCore.lhs
index 9a4c1eb..75fbf19 100644 (file)
--- a/compiler/simplCore/SimplCore.lhs
+++ b/compiler/simplCore/SimplCore.lhs
@@ -493,15 +493,13 @@ simplifyPgm mode switches hsc_env us imp_rule_base guts
        -- iteration_no is the number of the iteration we are
        -- about to begin, with '1' for the first
       | iteration_no > max_iterations  -- Stop if we've run out of iterations
-      = do {
-           when (debugIsOn && (max_iterations > 2)) $
-                   hPutStr stderr ("NOTE: Simplifier still going after " ++ 
-                               show max_iterations ++ 
-                               " iterations; bailing out.  Size = " ++ show (coreBindsSize binds) ++ "\n" )
+      =  WARN(debugIsOn && (max_iterations > 2),
+                text ("Simplifier still going after " ++
+                               show max_iterations ++
+                               " iterations; bailing out.  Size = " ++ show (coreBindsSize binds) ++ "\n" ))
                -- Subtract 1 from iteration_no to get the
                -- number of iterations we actually completed
-           ; return ("Simplifier bailed out", iteration_no - 1, counts, binds)
-       }
+           return ("Simplifier bailed out", iteration_no - 1, counts, binds)
 
       -- Try and force thunks off the binds; significantly reduces
       -- space usage, especially with -O.  JRS, 000620.