[MacPorts] #43978: libgcc: error: unknown value '10.10' of -mmacosx-version-min (was: libgcc not building on Yosemite)

[MacPorts]

#43978: libgcc: error: unknown value '10.10' of -mmacosx-version-min
-----------------------+----------------------
  Reporter:  arthur@…  |      Owner:  mww@…
      Type:  defect    |     Status:  new
  Priority:  Normal    |  Milestone:
 Component:  ports     |    Version:  2.3.0
Resolution:            |   Keywords:  yosemite
      Port:  libgcc    |
-----------------------+----------------------
Changes (by ryandesign@…):

 * keywords:  Libgcc yosemite => yosemite
 * owner:  macports-tickets@… => mww@…
 * priority:  Low => Normal
 * port:   => libgcc


Comment:

 Jeremy had pointed this out by private mail on the 4th:

 > From: Jeremy Huddleston Sequoia [[br]]
 > Subject: gcc support for larger deployment targets [[br]]
 > Date: June 4, 2014 at 12:01:42 AM CDT [[br]]
 > To: Markus Weissmann, David Evans, Ryan Schmidt
 >
 > Could one of you please update the gcc ports to support deployment
 targets >= 10.10?
 >
 > I suggest that you just make this change in gcc47, gcc48, and gcc49 and
 mark gcc46 and earlier as not supported on Yosemite, since upstream no
 longer supports gcc-4.6.
 >
 > {{{
 > $ gcc-mp-4.8 -mmacosx-version-min=10.12.13 -dM -E -o - - < /dev/null |
 grep MAC_OS_X
 > <built-in>:0:0: error: unknown value '10.12.13' of -mmacosx-version-min
 > #define __ENVIRONMENT_MAC_OS_X_VERSION_MIN_REQUIRED__ 1000
 > }}}
 >
 > {{{
 > $ clang-mp-3.4 -mmacosx-version-min=10.12.13 -dM -E -o - - < /dev/null |
 grep MAC_OS_X
 > #define __ENVIRONMENT_MAC_OS_X_VERSION_MIN_REQUIRED__ 101213
 > }}}
 >
 > See r120636, [browser:trunk/dports/lang/llvm-3.4/files/yosemite-
 deployment-target.patch at 120636 dports/lang/llvm-3.4/files/yosemite-
 deployment-target.patch] as reference.
 >
 > Thanks, [[br]]
 > Jeremy

-- 
Ticket URL: <https://trac.macports.org/ticket/43978#comment:1>
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