diff options
author | David Bryant <davidbryant@gvtc.com> | 2022-11-03 19:24:54 -0500 |
---|---|---|
committer | David Bryant <davidbryant@gvtc.com> | 2022-11-03 19:29:02 -0500 |
commit | 6dff9ef949bb3567b543ee1cb0bdd0f309fa56bf (patch) | |
tree | 11bafddaf2e7fd439bc867a3dc12bfb3ef8e1ae7 /chapter06/gcc-pass2.xml | |
parent | 172185a9f786aedc2842696084faf95249162b04 (diff) |
Edit English idiom. punctuation, etc., throughout chapter 6.
Diffstat (limited to 'chapter06/gcc-pass2.xml')
-rw-r--r-- | chapter06/gcc-pass2.xml | 29 |
1 files changed, 14 insertions, 15 deletions
diff --git a/chapter06/gcc-pass2.xml b/chapter06/gcc-pass2.xml index 6774134a2..24e14a346 100644 --- a/chapter06/gcc-pass2.xml +++ b/chapter06/gcc-pass2.xml @@ -48,8 +48,7 @@ <screen><userinput remap="pre">patch -Np1 -i ../&gcc-upstream-fixes-patch;</userinput></screen> --> <para>As in the first build of GCC, the GMP, MPFR, and MPC packages are - required. Unpack the tarballs and move them into the required directory - names:</para> + required. Unpack the tarballs and move them into the required directories:</para> <screen><userinput remap="pre">tar -xf ../mpfr-&mpfr-version;.tar.xz mv -v mpfr-&mpfr-version; mpfr @@ -111,9 +110,9 @@ cd build</userinput></screen> <para>Normally, using <parameter>--host</parameter> ensures that a cross-compiler is used for building GCC, and that compiler knows that it has to look for headers and libraries in <filename - class="directory">$LFS</filename>. But the build system of GCC uses + class="directory">$LFS</filename>. But the build system for GCC uses other tools, which are not aware of this location. This switch is - needed to have them find the needed files in <filename + needed so those tools will find the needed files in <filename class="directory">$LFS</filename>, and not on the host.</para> </listitem> </varlistentry> @@ -121,16 +120,16 @@ cd build</userinput></screen> <varlistentry> <term><parameter>--target=$LFS_TGT</parameter></term> <listitem> - <para>As we are cross-compiling GCC, it's impossible to build + <para>We are cross-compiling GCC, so it's impossible to build target libraries (<filename class="libraryfile">libgcc</filename> and <filename class="libraryfile">libstdc++</filename>) with the - compiled GCC binaries because these binaries won't run on the - host distro. GCC building system will attempt to use the - C and C++ compilers on the host distro as a workaround by default. - It's not supported to build GCC target libraries with a different - version of GCC, so using host compilers may cause building - failure. This parameter ensures to build the libraries with GCC - pass 1 and prevent the issue.</para> + previously compiled GCC binaries—those binaries won't run on the + host. The GCC build system will attempt to use the host's + C and C++ compilers as a workaround by default. + Building the GCC target libraries with a different + version of GCC is not supported, so using the host's compilers may cause + the build to fail. This parameter ensures the libraries are built by GCC + pass 1.</para> </listitem> </varlistentry> @@ -138,9 +137,9 @@ cd build</userinput></screen> <term><parameter>LDFLAGS_FOR_TARGET=...</parameter></term> <listitem> <para>Allow <filename class="libraryfile">libstdc++</filename> to - use shared <filename class="libraryfile">libgcc</filename> being - built in this pass, instead of the static version built in GCC - pass 1. This is needed for supporting C++ exception + use the shared <filename class="libraryfile">libgcc</filename> being + built in this pass, instead of the static version that was built in GCC + pass 1. This is necessary to support C++ exception handling.</para> </listitem> </varlistentry> |