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build failure of gold (trunk)

Ian Lance Taylor iant@google.com
Fri Mar 4 23:39:00 GMT 2011 
Gabriel Dos Reis <gdr@cs.tamu.edu> writes:

> Ian Lance Taylor <iant@google.com> writes:
>
> | Gabriel Dos Reis <gdr@cs.tamu.edu> writes:
> | 
> | > A fresh check out of CVS gold fails to build with the following error:
> | >
> | > In file included from
> | > /home/gdr/src/sourceware/src/gold/expression.cc:33:0:
> | > /home/gdr/src/sourceware/src/gold/script-c.h:221:7: error: ‘yylex’ initialized and declared ‘extern’
> | > /home/gdr/src/sourceware/src/gold/script-c.h:221:7: error: ‘YYSTYPE’ was not declared in this scope
> | > /home/gdr/src/sourceware/src/gold/script-c.h:221:15: error: expected primary-expression before ‘,’ token
> | > /home/gdr/src/sourceware/src/gold/script-c.h:221:17: error: expected primary-expression before ‘void’
> | > /home/gdr/src/sourceware/src/gold/script-c.h:221:30: error: initializer expression list treated as compound expression
> | >
> | >
> | > this is with GCC-4.5.0.
> | 
> | What version of bison do you have installed on your system?
> | 
> | It looks like YYSTYPE is not defined in the generated file yyscript.h.
> | That file is generated by bison.  The definition should look like
> | 
> | typedef union YYSTYPE
> | {
> |   ...
> | } YYSTYPE;
> | 
> | Ian
>
> I have bison 2.4.1.  


What does YYSTYPE look like in the generated yyscript.h file?

Is script-c.h somehow #include'ing some yyscript.h file other than the
one in the build directory?  E.g., is there somehow a yyscript.h in the
source directory?

Ian
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