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cmake: use -flto=auto compiler flag when supported, rework fast-math disablement

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## cmake: use -flto=auto compiler flag when supported Use -flto=auto compiler flag when supported, this silence this GCC warning: > lto-wrapper: warning: using serial compilation of # LTRANS jobs This...

illwieckz

lzma: update to version 24.09

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That's an old branch sitting on my computer, updating the very old LZMA shipped with crunch with the last one from upstream. What annoys me is that Crunch is a...

illwieckz

crn_decomp: fix non-trivially copyable pointer

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Fix #81: - https://github.com/DaemonEngine/crunch/issues/81 This is the solution recommended by Clang, I don't know if it's correct.

illwieckz

Fix false positive “out of range subscript” error, fix #79: - https://github.com/DaemonEngine/crunch/issues/79 - https://github.com/DaemonEngine/crunch/pull/60 This is a false positive, but the unused variants of that templated code are always generated...

illwieckz

`crunch/inc/crn_defs.h: warning #175: subscript out of range` with ICC

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I get this when building the Damon engine with ICC: ```c crunch/inc/crn_defs.h(236): warning #175: subscript out of range return (m_buf[0]

illwieckz

Reported by Clang 20 when building the [Dæmon game engine](https://github.com/DaemonEngine/Daemon): ```c crunch/inc/crn_decomp.h:1459:12: warning: first argument in call to 'memcpy' is a pointer to non-trivially copyable type 'crnd::prefix_coding::decoder_tables' [-Wnontrivial-memcall] 1459 |...

illwieckz

Crunch fails to read a Xonotic JPG: - forge: https://gitlab.com/xonotic/xonotic-nexcompat.pk3dir/-/blob/master/textures/evil2_basefloor/flr_tmtl_bump.jpg - raw: https://gitlab.com/xonotic/xonotic-nexcompat.pk3dir/-/raw/master/textures/evil2_basefloor/flr_tmtl_bump.jpg  ``` $ sha512sum xonotic-nexcompat.pk3dir/textures/evil2_basefloor/flr_tmtl_bump.jpg 56fe0eb83644dda3c984cdb406d2681e5d803f1c4390e786ba4a053d26916fe596e9bf593fd23fe9e4d085cc59c08881e20481bb50de59a1a5d05654d35916a8 xonotic-nexcompat.pk3dir/textures/evil2_basefloor/flr_tmtl_bump.jpg $ file xonotic-nexcompat.pk3dir/textures/evil2_basefloor/flr_tmtl_bump.jpg xonotic-nexcompat.pk3dir/textures/evil2_basefloor/flr_tmtl_bump.jpg: JPEG image data, JFIF standard 1.01,...

illwieckz