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bug#30756: GCC >= 6 '-isystem' and C_INCLUDE_PATH behavior changed, brea
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From: |
Ludovic Courtès |
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Subject: |
bug#30756: GCC >= 6 '-isystem' and C_INCLUDE_PATH behavior changed, breaking |
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Date: |
Sun, 19 Jan 2020 22:16:52 +0100 |
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User-agent: |
Gnus/5.13 (Gnus v5.13) Emacs/26.3 (gnu/linux) |
Hi,
Reza Housseini <address@hidden> skribis:
> So what is the workaround for this bug when one wants to use gcc >= 6.0.0
> with a cmake build system?
Guix has been using GCC 7.x as its default compiler for some time, and
everything works well, CMake or not. However, we also switched to using
‘CPATH’ instead of ‘C_INCLUDE_PATH’ to work around this bug.
HTH!
Ludo’.