[MacPorts] #31948: apple-gcc42: change behavior of the -isysroot option

[MacPorts]

#31948: apple-gcc42: change behavior of the -isysroot option
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 Reporter:  royliu@…             |       Owner:  jeremyhu@…           
     Type:  defect               |      Status:  new                  
 Priority:  Normal               |   Milestone:                       
Component:  ports                |     Version:  2.0.3                
 Keywords:  haspatch             |        Port:  apple-gcc42          
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Comment(by jeremyhu@…):

 Yeah, this seems like the right approach to me.  The compiler's bits don't
 belong in the SDK anyways, so even if this "worked" before, we'd be
 getting the wrong headers.

 I give this my maintainer blessing, but I'm confused why you modified
 other_langs.patch

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Ticket URL: <https://trac.macports.org/ticket/31948#comment:6>
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