cpp0: warning: changing search order for system directory "/usr/include"
cpp0: warning:   as it has already been specified as a non-system directory
lexer.ll: In member function `virtual int My_lily_lexer::yylex()':
lexer.ll:509: cannot convert `std::istream*' to `istream*' in assignment
lexer.ll: At global scope:
lexer.ll:617: type specifier omitted for parameter `ostream'
lexer.ll:617: parse error before `*' token
lexer.ll:620: ISO C++ forbids declaration of `yyout' with no type
lexer.ll:620: `arg_yyout' was not declared in this scope
lexer.ll:621: ISO C++ forbids declaration of `yy_c_buf_p' with no type
lexer.ll:622: ISO C++ forbids declaration of `yy_init' with no type
lexer.ll:623: ISO C++ forbids declaration of `yy_start' with no type
lexer.ll:624: ISO C++ forbids declaration of `yy_flex_debug' with no type
lexer.ll:625: ISO C++ forbids declaration of `yylineno' with no type
lexer.ll:627: ISO C++ forbids declaration of `yy_did_buffer_switch_on_eof' with 
   no type
lexer.ll:629: ISO C++ forbids declaration of `yy_looking_for_trail_begin' with 
   no type
lexer.ll:630: ISO C++ forbids declaration of `yy_more_flag' with no type
lexer.ll:631: ISO C++ forbids declaration of `yy_more_len' with no type
lexer.ll:632: ISO C++ forbids declaration of `yy_more_offset' with no type
lexer.ll:632: invalid use of member `yyFlexLexer::yy_prev_more_offset'
lexer.ll:634: ISO C++ forbids declaration of `yy_start_stack_ptr' with no type
lexer.ll:634: redefinition of `int yy_start_stack_ptr'
lexer.ll:127: `int yy_start_stack_ptr' previously defined here
lexer.ll:634: invalid use of member `yyFlexLexer::yy_start_stack_depth'
lexer.ll:635: ISO C++ forbids declaration of `yy_start_stack' with no type
lexer.ll:635: conflicting types for `int yy_start_stack'
lexer.ll:129: previous declaration as `int*yy_start_stack'
lexer.ll:637: ISO C++ forbids declaration of `yy_current_buffer' with no type
lexer.ll:642: ISO C++ forbids declaration of `yy_state_buf' with no type
lexer.ll:644: parse error before `}' token
lexer.ll:652: type specifier omitted for parameter `ostream'
lexer.ll:652: parse error before `*' token
lexer.ll:653: prototype for `void yyFlexLexer::switch_streams(...)' does not 
   match any in class `yyFlexLexer'
out/FlexLexer.h:117: candidate is: virtual void 
   yyFlexLexer::switch_streams(std::istream*, std::ostream*)
lexer.ll: In member function `void yyFlexLexer::switch_streams(...)':
lexer.ll:654: `new_in' undeclared (first use this function)
lexer.ll:654: (Each undeclared identifier is reported only once for each 
   function it appears in.)
lexer.ll:660: `new_out' undeclared (first use this function)
lexer.ll: At global scope:
lexer.ll:994: prototype for `void yyFlexLexer::yyrestart(istream*)' does not 
   match any in class `yyFlexLexer'
out/FlexLexer.h:114: candidate is: virtual void 
   yyFlexLexer::yyrestart(std::istream*)
lexer.ll: In member function `void yyFlexLexer::yyrestart(istream*)':
lexer.ll:998: no matching function for call to `yyFlexLexer::yy_init_buffer(
   yy_buffer_state*&, istream*&)'
out/FlexLexer.h:128: candidates are: void 
   yyFlexLexer::yy_init_buffer(yy_buffer_state*, std::istream*)
lexer.ll: In member function `void yyFlexLexer::yy_load_buffer_state()':
lexer.ll:1032: cannot convert `istream*' to `std::istream*' in assignment
lexer.ll: At global scope:
lexer.ll:1038: prototype for `yy_buffer_state* 
   yyFlexLexer::yy_create_buffer(istream*, int)' does not match any in class `
   yyFlexLexer'
out/FlexLexer.h:112: candidate is: virtual yy_buffer_state* 
   yyFlexLexer::yy_create_buffer(std::istream*, int)
lexer.ll: In member function `yy_buffer_state* 
   yyFlexLexer::yy_create_buffer(istream*, int)':
lexer.ll:1056: no matching function for call to `yyFlexLexer::yy_init_buffer(
   yy_buffer_state*&, istream*&)'
out/FlexLexer.h:128: candidates are: void 
   yyFlexLexer::yy_init_buffer(yy_buffer_state*, std::istream*)
lexer.ll: At global scope:
lexer.ll:1080: prototype for `void 
   yyFlexLexer::yy_init_buffer(yy_buffer_state*, istream*)' does not match any 
   in class `yyFlexLexer'
out/FlexLexer.h:128: candidate is: void 
   yyFlexLexer::yy_init_buffer(yy_buffer_state*, std::istream*)
lexer.ll:127: warning: `int yy_start_stack_ptr' defined but not used
lexer.ll:128: warning: `int yy_start_stack_depth' defined but not used
lexer.ll:635: warning: `int yy_start_stack' defined but not used
lexer.ll:131: warning: `void yy_push_state(int)' declared `static' but never 
   defined
lexer.ll:134: warning: `void yy_pop_state()' declared `static' but never 
   defined
lexer.ll:137: warning: `int yy_top_state()' declared `static' but never defined
{standard input}: Assembler messages:
{standard input}:192: Error: symbol `yy_start_stack_ptr' is already defined
make[1]: *** [out/lexer.o] Error 1
make[1]: Leaving directory `/var/tmp/portage/lilypond-1.6.0/work/lilypond-1.6.0/lily'
make: *** [all] Error 2

!!! ERROR: The ebuild did not complete successfully.
!!! Function src_compile, Line -153, Exitcode 2
!!! make failed