From 775a2682d0633c2777b93207bd495708f9724258 Mon Sep 17 00:00:00 2001 From: Alex Gronenwoud Date: Sat, 9 Aug 2003 11:45:03 +0000 Subject: first stab at the second passes git-svn-id: http://svn.linuxfromscratch.org/LFS/trunk/BOOK@2667 4aa44e1e-78dd-0310-a6d2-fbcd4c07a689 --- appendixb/appendixb.xml | 2 +- chapter05/binutils-pass2-inst.xml | 34 +++++++++++++----- chapter05/gcc-pass2-inst.xml | 75 +++++++++++++++++++++++++++++++++++---- 3 files changed, 95 insertions(+), 16 deletions(-) diff --git a/appendixb/appendixb.xml b/appendixb/appendixb.xml index ace30390e..92247c5ca 100644 --- a/appendixb/appendixb.xml +++ b/appendixb/appendixb.xml @@ -1,5 +1,5 @@ -Linking programs to packages +Index of programs and library files This is a list of all the programs and library files that are diff --git a/chapter05/binutils-pass2-inst.xml b/chapter05/binutils-pass2-inst.xml index 62529a13d..9c0db80e6 100644 --- a/chapter05/binutils-pass2-inst.xml +++ b/chapter05/binutils-pass2-inst.xml @@ -3,19 +3,37 @@ Installation of Binutils +First create a separate build directory again: + mkdir ../binutils-build -cd ../binutils-build -../binutils-&binutils-version;/configure --prefix=/stage1 \ -    --enable-shared --with-lib-path=/stage1/lib -make -make check -make install +cd ../binutils-build + +Now prepare Binutils to be compiled: + +../binutils-&binutils-version;/configure --prefix=/stage1 \ +    --enable-shared --with-lib-path=/stage1/lib + +Compile the package: + +make + +Test the package (nothing should fail here): + +make check + +And install the package: + +make install + +Now already prepare Binutils for the "Locking in" procedure in the next +chapter: make -C ld clean make -C ld LIB_PATH=/usr/lib:/lib -Do not remove the binutils-* directories after the installation. -We'll need this directory again in chapter 6 as-is. +Do not yet remove the Binutils source and build +directories. We'll need these directories again in the next chapter in the +state they are in now. diff --git a/chapter05/gcc-pass2-inst.xml b/chapter05/gcc-pass2-inst.xml index fabd82749..e21cda452 100644 --- a/chapter05/gcc-pass2-inst.xml +++ b/chapter05/gcc-pass2-inst.xml @@ -3,21 +3,82 @@ Installation of GCC -patch -Np1 -i ../gcc-&gcc-specs-version;.patch -patch -Np1 -i ../gcc-&gcc-version;-mmap_test.patch -patch -Np1 -i ../gcc-&gcc-version;-no_fixincludes.patch +First correct two problems and make an essential adjustment: + +patch -Np1 -i ../gcc-&gcc-version;-mmap_test.patch +patch -Np1 -i ../gcc-&gcc-version;-no_fixincludes.patch +patch -Np1 -i ../gcc-&gcc-specs-version;.patch + +The last patch changes GCC's default location of the dynamic linker, +a simple substitution of "/lib/ld-linux.so.2" with "/stage1/lib/ld-linux.so.2" +in config/i386/linux.h. Patching now rather than adjusting +the specs file after installation ensures that our new dynamic linker gets +used during the actual build of GCC. That is, all the final (and temporary) +binaries created during the build will link against the new Glibc. + +Create a separate build directory again: mkdir ../gcc-build cd ../gcc-build +Now prepare GCC to be compiled: + ../gcc-&gcc-version;/configure --prefix=/stage1 \     --with-local-prefix=/stage1 \     --enable-clocale=gnu --enable-shared \     --enable-threads=posix --enable-__cxa_atexit \ -    --enable-languages=c,c++ -make -make -k check -make install +    --enable-languages=c,c++ + +Compile the package: + +make +There is no need to use the bootstrap target now, +as the compiler we're using to compile this GCC has been built from the exact +same sources. + +Test the package: + +make -k check + +The -k flag is used to make the test suite run +through to completion and not stop at the first failure. The GCC test suite is +very comprehensive and is almost guaranteed to generate a few failures. To get +a summary of the test suite results, run this: + +../gcc-3*/contrib/test_summary | less + +You can compare your results to those posted to the gcc-testresults +mailing list for similar configurations to your own. For an example of how +current GCC-3.2.x should look on i686-pc-linux-gnu, see +. + +Note that the results contain: + +* 1 XPASS (unexpected pass) for g++ +* 26 XPASS's for libstdc++ +* 1 FAIL for libstdc++ + +The unexpected pass for g++ is due to the use of +--enable-__cxa_atexit. Apparently not all platforms +supported by GCC have support for "__cxa_atexit" in their C libraries, so this +test is not always expected to pass. + +The 26 unexpected passes for libstdc++ are due to the use of +--enable-clocale=gnu, which is the correct choice on +Glibc-based systems of versions 2.2.5 and above. The underlying locale support +in the GNU C library is superior to that of the otherwise selected "generic" +model (which may be applicable if for instance you were using Newlibc, Sun-libc +or whatever libc). The libstdc++ test suite is apparently expecting the +"generic" model, hence those tests are not always expected to pass. + +The failure for libstdc++ is in +26_numerics/c99_classification_macros_c.cc and is a +long-standing known failure (since at least January 2002) that the developers +are apparently unable to easily fix. + +And finally install the package: + +make install -- cgit v1.2.3-54-g00ecf