[MacPorts] #36924: gcc47 @4.7.2 or ld(64) problem

[MacPorts]

#36924: gcc47 @4.7.2 or ld(64) problem
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  Reporter:  angelo.graziosi@…  |      Owner:  mww@…
      Type:  defect             |     Status:  closed
  Priority:  Normal             |  Milestone:
 Component:  ports              |    Version:  2.1.2
Resolution:  invalid            |   Keywords:
      Port:  gcc47              |
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Changes (by jeremyhu@…):

 * status:  new => closed
 * resolution:   => invalid


Comment:

 Replying to [comment:4 angelo.graziosi@…]:
 ...

 > I was interfacing in Fortran 2003 the parser
 (http://warp.povusers.org/FunctionParser), and after interfacing the
 Optimize() member function, I got that error.
 >
 > So I searched for a simpler test case to flag to the parser peoples and
 I found that step 6 above gives the same error. I flagged this to the
 parser peoples which answered
 >
 >
 > {{{
 > Which version of gcc are you using? There's nothing in the constructor
 > of FunctionWrapper that should cause this because it's an inline
 > function (which, by definition, should cause no duplicated symbols.)
 >
 > I think some compilers have a bug where explicitly instantiating a
 > templated class in different compilation units would cause even inline
 > functions to cause duplicate symbol errors, but AFAIK that's a bug and
 > a problem with the compiler itself.
 > }}}

 No, it's not a bug in the compiler.  That comment above is incorrect.  It
 is not true for inline functions.  It is true for *static* functions.

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Ticket URL: <https://trac.macports.org/ticket/36924#comment:5>
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