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Re: gcc version ID in autoconf
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From: |
Paul Eggert |
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Subject: |
Re: gcc version ID in autoconf |
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Date: |
23 Jul 2003 18:03:14 -0700 |
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User-agent: |
Gnus/5.09 (Gnus v5.9.0) Emacs/21.3 |
Harlan Stenn <address@hidden> writes:
> Apparently there is a bug in gcc-3.1 regarding -pipe; it causes "configure"
> to just hang.
>
> Is there a better way to detect the version of gcc in autoconf other than
> parse the output of "gcc --version" so I can avoid testing for -pipe when
> I see that version of gcc?
I'd check for the bug directly. Invoke 'gcc -pipe' in one subprocess,
and have another one sleep for 5 seconds and then kill the first
subprocess. Check the exit status of the first subprocess.