Re: [patch,libgfortran] Fix configure test for weakref support

[FX <fxcoudert at gmail dot com>]

ping**2

Given that itâs a configury-patch, I think what it needs is real exposure on unusual targets more than formal review, so I intend to commit it in 48 hours unless someone objects in the meantime. Then Iâll be around to fix things if some fall apartâ

FX




> Le 14 aoÃt 2015 Ã 17:06, FX <fxcoudert@gmail.com> a Ãcrit :
> 
> This patch fixes PR 47571 (https://gcc.gnu.org/bugzilla/show_bug.cgi?id=47571) by providing an adequate configure check (with AC_LINK_IFELSE) for weakref (which we use in intrinsics/system_clock.c).
> 
> Tested by building libgfortran on x86_64-pc-linux-gnu, where SUPPORTS_WEAKREF gets defined to 1 as it should, and x86_64-apple-darwin14, where SUPPORTS_WEAKREF gets defined to 0 as it should. Then regtested on both targets.
> 
> OK to commit to trunk?
> 
> FX

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