[ ghc-Bugs-1188785 ] panic! ... forkM Declaration for tables{v}

Bugs item #1188785, was opened at 2005-04-23 16:54 Message generated for change (Tracker Item Submitted) made by Item Submitter You can respond by visiting: https://sourceforge.net/tracker/?func=detail&atid=108032&aid=1188785&group_id=8032 Category: Compiler Group: 6.4 Status: Open Resolution: No

-O causing a 7x slowdown (Map of IORef's)

Good afternoon, the attached program is about 7 times slower when compiled _with_ -O using ghc 6.4. Using ghc 6.2.1 with ddata's Map gives the same behaviour. Happy hacking, Remi % make ghc --make -no-recompMain.hs -o nor Chasing modules from: Main.hs Compiling Main ( Main.hs,

[ ghc-Bugs-1182027 ] building on an AMD64

Bugs item #1182027, was opened at 2005-04-13 00:56 Message generated for change (Comment added) made by nobody You can respond by visiting: https://sourceforge.net/tracker/?func=detail&atid=108032&aid=1182027&group_id=8032 Category: Build System Group: 6.4 Status: Closed Resolution: Fixed Priorit