#8754: :set +s always says space usage is 0 bytes ---------------------------------+------------------------------------ Reporter: George | Owner: Type: bug | Status: new Priority: high | Milestone: Component: GHCi | Version: 7.8.1-rc1 Resolution: | Keywords: Operating System: MacOS X | Architecture: Unknown/Multiple Type of failure: None/Unknown | Difficulty: Unknown Test Case: | Blocked By: Blocking: | Related Tickets: ---------------------------------+------------------------------------ Comment (by hvr): Replying to [ticket:8754 George]:

setting to high as this is a regression

...are you saying, this worked in 7.6.3? -- Ticket URL: http://ghc.haskell.org/trac/ghc/ticket/8754#comment:2 GHC http://www.haskell.org/ghc/ The Glasgow Haskell Compiler

#8754: :set +s always says space usage is 0 bytes ---------------------------------+------------------------------------ Reporter: George | Owner: Type: bug | Status: new Priority: high | Milestone: Component: GHCi | Version: 7.8.1-rc1 Resolution: | Keywords: Operating System: MacOS X | Architecture: Unknown/Multiple Type of failure: None/Unknown | Difficulty: Unknown Test Case: | Blocked By: Blocking: | Related Tickets: ---------------------------------+------------------------------------ Comment (by darchon): It is probably related to the fact that ghci is now dynamically linked: 7.8-RC1: {{{ GHCi, version 7.8.20140130: http://www.haskell.org/ghc/ :? for help Loading package ghc-prim ... linking ... done. Loading package integer-gmp ... linking ... done. Loading package base ... linking ... done. Prelude> :set +s Prelude> sum [1,2,3,4] 10 (0.03 secs, 0 bytes) }}} Statically linked HEAD (`DYNAMIC_BY_DEFAULT = NO; DYNAMIC_GHC_PROGRAMS=NO; GhcLibWays = v p`): {{{ GHCi, version 7.9.20140207: http://www.haskell.org/ghc/ :? for help Loading package ghc-prim ... linking ... done. Loading package integer-gmp ... linking ... done. Loading package base ... linking ... done. Prelude> :set +s Prelude> sum [1,2,3,4] 10 (0.05 secs, 8283104 bytes) }}} AFAIK, we can't have dynamic linking and profiling at the same time; so I don't know if this can be resolved before the release of 7.8.1 -- Ticket URL: http://ghc.haskell.org/trac/ghc/ticket/8754#comment:4 GHC http://www.haskell.org/ghc/ The Glasgow Haskell Compiler

#8754: :set +s always says space usage is 0 bytes ---------------------------------+------------------------------------ Reporter: George | Owner: Type: bug | Status: new Priority: high | Milestone: 7.8.1 Component: GHCi | Version: 7.8.1-rc1 Resolution: | Keywords: Operating System: MacOS X | Architecture: Unknown/Multiple Type of failure: None/Unknown | Difficulty: Unknown Test Case: | Blocked By: Blocking: | Related Tickets: ---------------------------------+------------------------------------ Changes (by thoughtpolice): * milestone: => 7.8.1 -- Ticket URL: http://ghc.haskell.org/trac/ghc/ticket/8754#comment:6 GHC http://www.haskell.org/ghc/ The Glasgow Haskell Compiler

#8754: :set +s always says space usage is 0 bytes ---------------------------------+------------------------------------ Reporter: George | Owner: Type: bug | Status: merge Priority: high | Milestone: 7.8.1 Component: GHCi | Version: 7.8.1-rc1 Resolution: | Keywords: Operating System: MacOS X | Architecture: Unknown/Multiple Type of failure: None/Unknown | Difficulty: Unknown Test Case: | Blocked By: Blocking: | Related Tickets: ---------------------------------+------------------------------------ Changes (by thoughtpolice): * status: new => merge -- Ticket URL: http://ghc.haskell.org/trac/ghc/ticket/8754#comment:8 GHC http://www.haskell.org/ghc/ The Glasgow Haskell Compiler

#8754: :set +s always says space usage is 0 bytes ---------------------------------+------------------------------------ Reporter: George | Owner: Type: bug | Status: closed Priority: high | Milestone: 7.8.1 Component: GHCi | Version: 7.8.1-rc1 Resolution: fixed | Keywords: Operating System: MacOS X | Architecture: Unknown/Multiple Type of failure: None/Unknown | Difficulty: Unknown Test Case: | Blocked By: Blocking: | Related Tickets: ---------------------------------+------------------------------------ Changes (by thoughtpolice): * status: merge => closed * resolution: => fixed Comment: Merged. -- Ticket URL: http://ghc.haskell.org/trac/ghc/ticket/8754#comment:10 GHC http://www.haskell.org/ghc/ The Glasgow Haskell Compiler

#8754: :set +s always says space usage is 0 bytes ---------------------------------+------------------------------------ Reporter: George | Owner: Type: bug | Status: closed Priority: high | Milestone: 7.8.1 Component: GHCi | Version: 7.8.1-rc1 Resolution: fixed | Keywords: Operating System: MacOS X | Architecture: Unknown/Multiple Type of failure: None/Unknown | Difficulty: Unknown Test Case: | Blocked By: Blocking: | Related Tickets: ---------------------------------+------------------------------------ Comment (by Austin Seipp ): In [changeset:"e789a4f51b6205160a696e3e6e13ecefb5ae16f7/ghc"]: {{{ #!CommitTicketReference repository="ghc" revision="e789a4f51b6205160a696e3e6e13ecefb5ae16f7" Revert "Fix #8754 in a round-about way." This reverts commit 5023c91780e90947680fe0640f7564a4f6448bea. }}} -- Ticket URL: http://ghc.haskell.org/trac/ghc/ticket/8754#comment:12 GHC http://www.haskell.org/ghc/ The Glasgow Haskell Compiler

#8754: :set +s always says space usage is 0 bytes ---------------------------------+------------------------------------ Reporter: George | Owner: Type: bug | Status: new Priority: high | Milestone: 7.8.1 Component: GHCi | Version: 7.8.1-rc1 Resolution: | Keywords: Operating System: MacOS X | Architecture: Unknown/Multiple Type of failure: None/Unknown | Difficulty: Unknown Test Case: | Blocked By: Blocking: | Related Tickets: ---------------------------------+------------------------------------ Comment (by Austin Seipp ): In [changeset:"c72e8898447b2a8e55f2d16594b5944c2ae13e24/ghc"]: {{{ #!CommitTicketReference repository="ghc" revision="c72e8898447b2a8e55f2d16594b5944c2ae13e24" Fix #8754 again. This time, we carefully initialize the GC stats only if they're not already initialized - this way the user can override them (e.g. `+RTS -t --machine-readable`). Signed-off-by: Austin Seipp }}} -- Ticket URL: http://ghc.haskell.org/trac/ghc/ticket/8754#comment:14 GHC http://www.haskell.org/ghc/ The Glasgow Haskell Compiler

#8754: :set +s always says space usage is 0 bytes ---------------------------------+------------------------------------ Reporter: George | Owner: Type: bug | Status: closed Priority: high | Milestone: 7.8.1 Component: GHCi | Version: 7.8.1-rc1 Resolution: fixed | Keywords: Operating System: MacOS X | Architecture: Unknown/Multiple Type of failure: None/Unknown | Difficulty: Unknown Test Case: | Blocked By: Blocking: | Related Tickets: ---------------------------------+------------------------------------ Changes (by thoughtpolice): * status: merge => closed * resolution: => fixed -- Ticket URL: http://ghc.haskell.org/trac/ghc/ticket/8754#comment:16 GHC http://www.haskell.org/ghc/ The Glasgow Haskell Compiler