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Re: FYI: Don't hard wire c.m4
From: |
Akim Demaille |
Subject: |
Re: FYI: Don't hard wire c.m4 |
Date: |
Tue, 03 Jan 2006 10:09:23 +0100 |
User-agent: |
Gnus/5.110004 (No Gnus v0.4) Emacs/21.4 (gnu/linux) |
>>> "Paul" == Paul Eggert <address@hidden> writes:
> That patch broke Bison bootstrapping, since it breaks the calc++ example.
> To reproduce the problem, check out a fresh version of Bison from CVS,
> run ./bootstrap, ./configure, make.
> Here are the symptoms:
> make[4]: Entering directory `/home/eggert/src/gnu/bison-tmp/examples/calc++'
> if g++ -DHAVE_CONFIG_H -I. -I. -I../.. -g -O2 -MT calc++-scanner.o -MD
> -MP -MF ".deps/calc++-scanner.Tpo" -c -o calc++-scanner.o calc++-scanner.cc;
> \
> then mv -f ".deps/calc++-scanner.Tpo" ".deps/calc++-scanner.Po"; else rm -f
> ".deps/calc++-scanner.Tpo"; exit 1; fi
> ./calc++-parser.hh:121: error: 'driver_yyarg' has not been declared
> ./calc++-parser.hh:281: error: ISO C++ forbids declaration of 'driver' with
> no type
> ./calc++-parser.hh:281: error: declaration of 'int yy::calcxx_parser::driver'
> ./calc++-parser.hh:280: error: conflicts with previous declaration
> 'calcxx_driver& yy::calcxx_parser::driver'
I don't see that problem anymore. It might have been related to the
double inclusion of c++.m4 in location.cc, which caused b4_parse_param
to be underquoted. Sorry for the instable state I caused bw yesterday
and today.