diff options
author | Bruce Dubbs <bdubbs@linuxfromscratch.org> | 2012-08-22 20:38:21 +0000 |
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committer | Bruce Dubbs <bdubbs@linuxfromscratch.org> | 2012-08-22 20:38:21 +0000 |
commit | d9c836bba990a150e7b06e5d20f743d5ba8b4a10 (patch) | |
tree | 13ac70f0bae791d763756c1d3d5a4a71b3c9e566 /chapter06 | |
parent | 3f4c6ca1a4699abaaa1a5b3eb0a91ae3c0866c06 (diff) |
Update glibc text removing noatime mount
caution and adding text regarding test issues.
git-svn-id: http://svn.linuxfromscratch.org/LFS/trunk/BOOK@9956 4aa44e1e-78dd-0310-a6d2-fbcd4c07a689
Diffstat (limited to 'chapter06')
-rw-r--r-- | chapter06/glibc.xml | 34 |
1 files changed, 21 insertions, 13 deletions
diff --git a/chapter06/glibc.xml b/chapter06/glibc.xml index 20da07e9d..c9aa82bec 100644 --- a/chapter06/glibc.xml +++ b/chapter06/glibc.xml @@ -108,7 +108,7 @@ unset DL</userinput></screen>--> <screen><userinput remap="pre">mkdir -v ../glibc-build cd ../glibc-build</userinput></screen> - +<!-- <para>As in Chapter 5, add the needed compiler flags to CFLAGS for x86 machines. Here, the optimization of the library is also set for the gcc compiler to enhance compilation speed (-pipe) and package performance (-O3).</para> @@ -116,7 +116,7 @@ cd ../glibc-build</userinput></screen> <screen><userinput remap="configure">case `uname -m` in i?86) echo "CFLAGS += -march=i486 -mtune=native -O3 -pipe" > configparms ;; esac</userinput></screen> - +--> <para>Prepare Glibc for compilation:</para> <screen><userinput remap="configure">../glibc-&glibc-version;/configure \ @@ -150,18 +150,19 @@ esac</userinput></screen> Do not skip it under any circumstance.</para> </important> - <para>Before running the tests, copy a file from the source tree into our - build tree to prevent a couple of test failures, then test the - results:</para> + <para>Generally a few tests do not pass, but you can generally ignore + any of the test failures listed below. Now test the build results:</para> + +<!-- cp -v ../glibc-&glibc-version;/iconvdata/gconv-modules iconvdata --> -<screen><userinput remap="test">cp -v ../glibc-&glibc-version;/iconvdata/gconv-modules iconvdata -make -k check 2>&1 | tee glibc-check-log +<screen><userinput remap="test">make -k check 2>&1 | tee glibc-check-log grep Error glibc-check-log</userinput></screen> <para>You will probably see an expected (ignored) failure in the - <emphasis>posix/annexc</emphasis> test. In addition the Glibc test suite - is somewhat dependent on the host system. This is a list of the most - common issues:</para> + <emphasis>posix/annexc</emphasis> and + <emphasis>conform/run-conformtest</emphasis> tests. In addition the Glibc + test suite is somewhat dependent on the host system. This is a list of the + most common issues:</para> <itemizedlist> <!-- Check again after updating from gcc-4.1.x --> @@ -170,27 +171,32 @@ grep Error glibc-check-log</userinput></screen> using the 4.1 series of GCC.</para> </listitem> --> <!-- Was true in glibc-2.3.6, rt/tst-cpuclock2 in glibc-2.11.1 --> - <listitem> + <listitem> <para>The <emphasis>nptl/tst-clock2</emphasis>, - <emphasis>nptl/tst-attr3</emphasis>, and + <emphasis>nptl/tst-attr3</emphasis>, + <emphasis>tst/tst-cputimer1</emphasis>, and <emphasis>rt/tst-cpuclock2</emphasis> tests have been known to fail. The reason is not completely understood, but indications are that minor timing issues can trigger these failures.</para> - </listitem> + <listitem> <para>The math tests sometimes fail when running on systems where the CPU is not a relatively new genuine Intel or authentic AMD processor.</para> </listitem> + + <!-- <listitem> <para>If you have mounted the LFS partition with the <parameter>noatime</parameter> option, the <emphasis>atime</emphasis> test will fail. As mentioned in <xref linkend="space-mounting"/>, do not use the <parameter>noatime</parameter> option while building LFS.</para> </listitem> + --> + <listitem> <para>When running on older and slower hardware or on systems under load, some tests can fail because of test timeouts being exceeded. @@ -198,10 +204,12 @@ grep Error glibc-check-log</userinput></screen> help eliminate these errors (e.g. <command>TIMEOUTFACTOR=16 make -k check</command>).</para> </listitem> + <listitem> <para>Other tests known to fail on some architectures are posix/bug-regex32, misc/tst-writev, elf/check-textrel, nptl/tst-getpid2, and stdio-common/bug22.</para> </listitem> + </itemizedlist> <para>Though it is a harmless message, the install stage of Glibc will |