From: ludo@gnu.org (Ludovic Courtès)
To: Mark H Weaver <mhw@netris.org>
Cc: 30756@debbugs.gnu.org, Giel van Schijndel <giel@mortis.eu>
Subject: bug#30756: gcc7 doesn't find stdlib.h
Date: Fri, 04 May 2018 22:39:46 +0200 [thread overview]
Message-ID: <87fu37rw8d.fsf@gnu.org> (raw)
In-Reply-To: <87zi1fid9r.fsf@netris.org> (Mark H. Weaver's message of "Fri, 04 May 2018 12:41:52 -0400")
Mark H Weaver <mhw@netris.org> skribis:
> On my own private branch, I worked around this problem by adding
> "-idirafter <LIBC>/include" to CXXFLAGS, but of course it's not a proper
> fix. My workaround happens to be in Savannah on the
> 'reproduce-bug-29774' branch:
>
> https://git.savannah.gnu.org/cgit/guix.git/commit/?h=reproduce-bug-29774&id=87022e2666c5e68e865eb160a4bd8e9cdcc1a955
Perhaps we could achieve the same effect by adding “-idirafter
LIBC/include” to the default spec file, under ‘cpp_options’?
(We’d achieve that by modifying the value of ‘cpp_options’ in
gcc/gcc.c.)
I suppose that would fix the include_next issue that Giel describes?
Ludo’.
next prev parent reply other threads:[~2018-05-04 20:40 UTC|newest]
Thread overview: 29+ messages / expand[flat|nested] mbox.gz Atom feed top
2018-03-09 12:10 bug#30756: gcc7 doesn't find stdlib.h julien lepiller
2018-03-09 12:42 ` Ludovic Courtès
2018-05-04 9:46 ` Giel van Schijndel
2018-05-04 12:43 ` Ludovic Courtès
2018-05-04 14:30 ` Giel van Schijndel
2018-05-04 15:07 ` Giel van Schijndel
2018-05-04 15:28 ` Ludovic Courtès
2018-05-04 16:03 ` Giel van Schijndel
2018-05-04 16:41 ` Mark H Weaver
2018-05-04 17:14 ` Mark H Weaver
2018-05-04 20:39 ` Ludovic Courtès [this message]
2018-05-04 21:36 ` Mark H Weaver
2018-05-07 10:12 ` Ludovic Courtès
2018-05-07 23:32 ` Mark H Weaver
2018-05-08 13:21 ` Ludovic Courtès
2019-10-22 16:26 ` bug#30756: GCC >= 6 '-isystem' and C_INCLUDE_PATH behavior changed, breaking #include_next Carl Dong
2019-12-14 14:23 ` bug#30756: Use {C,CPLUS,OBJC}_INCLUDE_PATH instead of CPATH Mark Wielaard
2020-01-17 10:23 ` bug#30756: GCC >= 6 '-isystem' and C_INCLUDE_PATH behavior changed, breaking Reza Housseini
2020-01-19 21:16 ` Ludovic Courtès
2020-01-20 3:25 ` Maxim Cournoyer
2020-01-20 8:56 ` Ludovic Courtès
2020-01-22 3:04 ` Maxim Cournoyer
2020-01-23 20:45 ` Ludovic Courtès
2020-02-03 9:00 ` Ludovic Courtès
2020-02-03 21:03 ` Marius Bakke
2020-02-04 11:28 ` Ludovic Courtès
2020-02-06 17:49 ` Ludovic Courtès
2020-02-07 3:39 ` Maxim Cournoyer
2020-02-07 11:00 ` Ludovic Courtès
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