ghc-5.00.2: panic! (the `impossible' happened, GHC version 5.00.2): Oversize heap check detected. Please try compiling with -O.

Marcin 'Qrczak' Kowalczyk qrczak at knm.org.pl
Mon Oct 1 14:15:02 EDT 2001


Mon, 1 Oct 2001 09:39:51 +0100, Simon Marlow <simonmar at microsoft.com> pisze:

>>         Oversize heap check detected.  Please try compiling with -O.

> We *will* get around to fixing it properly, probably sometime in the
> next few months.

It prevents compilation of hslibs/hssource/HsParser now, so I hope
it will be fixed. Fortunately -O helps, but...

<<ghc: 5217418468 bytes, 19578 GCs, 61288688/280425628 avg/max bytes
residency (20 samples), 693M in use, 0.00 INIT (1.47 elapsed), 145.20
                        ^^^^
MUT (1439.94 elapsed), 184.90 GC (2897.30 elapsed) :ghc>>

Congratulations: this is the largest process ever run on my computer!

That ghc needs huge amounts of memory for large modules is a problem
in itself.

-- 
 __("<  Marcin Kowalczyk * qrczak at knm.org.pl http://qrczak.ids.net.pl/
 \__/
  ^^                      SYGNATURA ZASTÊPCZA
QRCZAK





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