On Sat, 24 Mar 2012 23:16:54 -0500
"David C. Rankin" <drankinatty@...> wrote:

> All,
> 
>   GIGO right - computers, given the same input should produce the
> same output every time. If it's garbage in it's garbage out.
> 
>   The build of sip4-tqt seems to violate that adage. When attempt to
> build sip4-tqt (the first time/randomly), I get a failure:
> 
> gcc -c -march=i686 -mtune=generic -O2 -pipe -fstack-protector
> --param=ssp-buffer-size=4 -D_FORTIFY_SOURCE=2 -I/usr/include/tqt
> -I/opt/trinity/include -I/opt/tqt3/include -O2 -w -DNDEBUG -I. -o
> parser.o parser.c lex
> -Wl,-O1,--sort-common,--as-needed,-z,relro,--hash-style=gnu -t
> lexer.l > lexer.c /usr/bin/flex: Unrecognized option `W' Try `flex
> --help' for more information. make[1]: *** [lexer.c] Error 1
> make[1]: Leaving directory `/build/src/sipPy3/sipgen'
> make: *** [all] Error 2
> 
>   The only 'W' that could be causing the error is the LDFLAGS string
> '-Wl,-O1,--sort-common,--as-needed,-z,relro,--hash-style=gnu', but
> that hasn't caused a problem before so I just issue the build command
> again - and it builds without issue - WTF?
> 
>   Looking at the lex command above I see:
> 
> lex -Wl,-O1,--sort-common,--as-needed,-z,relro,--hash-style=gnu -t
> lexer.l > lexer.c
> 
>   That doesn't seem right. I don't know lex from fred, passing 'lex
> ${LDFLAGS} -t lexer.l > lexer.c' doesn't seem right because there is
> no '-Wl,-O1,--sort-common,--as-needed,-z,relro,--hash-style=gnu' c
> syntax that I know of :)
> 
>   Has anyone else seen this spurious behavior? I kills rebuilds when
> it causes sip build failures
> 
>   I haven't changed a thing, and I get different results.
> 
>   The build is simple:
> 
>   <snip>
>   cd ${srcdir}
> 
>   ## copy source for Python build
>   cp -r ${pkgbase#*-} sipPy3
> 
>   ## Python version
>   msg "Running python configure.py (python3 based sip)...."
>   cd ${srcdir}/sipPy3
>   python configure.py CFLAGS="${CFLAGS}" LFLAGS="${LDFLAGS}"
>   msg "Building - tde-sip (python3 based sip)..."
>   make
> 
>   ## Python2 version
>   msg "Running python2 configure.py (sip4-tqt)...."
>   cd ${srcdir}/${pkgbase#*-}
>   python2 configure.py CFLAGS="${CFLAGS}" LFLAGS="${LDFLAGS}"
>   msg "Building - ${pkgbase}..."
>   make
> 
> }
> 
>   Any thoughts?
lex/flex is a program that generates source code, $LDFLAGS shouldn't be
fed on it.
>