compiling glibc with a compiler flag
Mike Frysinger
vapier@gentoo.org
Sat Apr 14 17:21:00 GMT 2007
On Saturday 14 April 2007, Jakub Jelinek wrote:
> On Sat, Apr 14, 2007 at 11:54:40AM +0300, Metuki Sabhe wrote:
> > How can I compile glibc with some additional compiler flags ?
>
> Just tell it to configure, say:
> CC=gcc CXX=g++ CFLAGS="-g -O2 -mtune=generic -DNDEBUG=1" \
> ../configure --prefix=/usr --enable-add-ons=nptl,libidn \
> --without-cvs --enable-kernel=2.6.9 --with-headers=/usr/include \
> --enable-bind-now --with-tls --with-__thread --build x86_64-redhat-linux
> \ --host x86_64-redhat-linux
on that note, is there a reason for CPPFLAGS not being respected even though
CFLAGS/ASFLAGS are ? you can half cheat and stick your CPPFLAGS into CFLAGS
(like -DNDEBUG=1), but that wont help when compiling .S files as
CPPFLAGS/ASFLAGS are only used in that step ...
-mike
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