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Re: Issue 1905 in lilypond: Add note to CG 9.3 'Compiling reg tests' to
From: |
Neil Puttock |
Subject: |
Re: Issue 1905 in lilypond: Add note to CG 9.3 'Compiling reg tests' to add --disable-optimising when using autogen.sh or configure |
Date: |
Mon, 19 Sep 2011 16:22:39 +0100 |
On 19 September 2011 16:16, David Kastrup <address@hidden> wrote:
> The debug symbols should not affect code speed, and they are present in
> the unoptimized build, anyway, unless you are talking about something
> completely different from what I think you do. I find it disturbing,
> however, that our default build uses NDEBUG to disable assertions.
> Under normal circumstances, assertions have negligible speed impact. It
> makes little sense to restrict their use explicitly to non-optimized
> builds. In particular since it makes it quite unlikely that one can
> catch Heisenbugs with assertions: they often go away with significant
> code changes, and switching optimization off most certainly _is_ a
> significant change.
I didn't say that the debug symbols affect code speed.
The unoptimized binary is much slower, at least on my system.
Mike is suggesting we stop shipping optimized binaries.
Cheers,
Neil
- Issue 1905 in lilypond: Add note to CG 9.3 'Compiling reg tests' to add --disable-optimising when using autogen.sh or configure, lilypond, 2011/09/19
- Re: Issue 1905 in lilypond: Add note to CG 9.3 'Compiling reg tests' to add --disable-optimising when using autogen.sh or configure, lilypond, 2011/09/19
- Re: Issue 1905 in lilypond: Add note to CG 9.3 'Compiling reg tests' to add --disable-optimising when using autogen.sh or configure, lilypond, 2011/09/19
- Re: Issue 1905 in lilypond: Add note to CG 9.3 'Compiling reg tests' to add --disable-optimising when using autogen.sh or configure, address@hidden, 2011/09/19
- Re: Issue 1905 in lilypond: Add note to CG 9.3 'Compiling reg tests' to add --disable-optimising when using autogen.sh or configure, Neil Puttock, 2011/09/19
- Re: Issue 1905 in lilypond: Add note to CG 9.3 'Compiling reg tests' to add --disable-optimising when using autogen.sh or configure, address@hidden, 2011/09/19
- Re: Issue 1905 in lilypond: Add note to CG 9.3 'Compiling reg tests' to add --disable-optimising when using autogen.sh or configure, Neil Puttock, 2011/09/19
- Re: Issue 1905 in lilypond: Add note to CG 9.3 'Compiling reg tests' to add --disable-optimising when using autogen.sh or configure, David Kastrup, 2011/09/19
- Re: Issue 1905 in lilypond: Add note to CG 9.3 'Compiling reg tests' to add --disable-optimising when using autogen.sh or configure,
Neil Puttock <=
- Re: Issue 1905 in lilypond: Add note to CG 9.3 'Compiling reg tests' to add --disable-optimising when using autogen.sh or configure, address@hidden, 2011/09/19
- Re: Issue 1905 in lilypond: Add note to CG 9.3 'Compiling reg tests' to add --disable-optimising when using autogen.sh or configure, David Kastrup, 2011/09/19
- Re: Issue 1905 in lilypond: Add note to CG 9.3 'Compiling reg tests' to add --disable-optimising when using autogen.sh or configure, Graham Percival, 2011/09/19
Re: Issue 1905 in lilypond: Add note to CG 9.3 'Compiling reg tests' to add --disable-optimising when using autogen.sh or configure, lilypond, 2011/09/19
Re: Issue 1905 in lilypond: Add note to CG 9.3 'Compiling reg tests' to add --disable-optimising when using autogen.sh or configure, lilypond, 2011/09/21
Re: Issue 1905 in lilypond: Add note to CG 9.3 'Compiling reg tests' to add --disable-optimising when using autogen.sh or configure, lilypond, 2011/09/22
Re: Issue 1905 in lilypond: Add note to CG 9.3 'Compiling reg tests' to add --disable-optimising when using autogen.sh or configure, lilypond, 2011/09/22
Re: Issue 1905 in lilypond: Add note to CG 9.3 'Compiling reg tests' to add --disable-optimising when using autogen.sh or configure, lilypond, 2011/09/24
Re: Issue 1905 in lilypond: Add note to CG 9.3 'Compiling reg tests' to add --disable-optimising when using autogen.sh or configure, lilypond, 2011/09/25
Re: Issue 1905 in lilypond: Add note to CG 9.3 'Compiling reg tests' to add --disable-optimising when using autogen.sh or configure, lilypond, 2011/09/27