diff options
Diffstat (limited to 'chapter05')
-rw-r--r-- | chapter05/glibc.xml | 6 |
1 files changed, 4 insertions, 2 deletions
diff --git a/chapter05/glibc.xml b/chapter05/glibc.xml index ddf284375..4ef95147f 100644 --- a/chapter05/glibc.xml +++ b/chapter05/glibc.xml @@ -55,9 +55,11 @@ cd ../glibc-build</userinput></screen> the flag is best placed inside the build variable <quote>CFLAGS</quote>. Instead of overriding completely what Glibc's internal build system uses for CFLAGS, append the new flag to the existing contents of CFLAGS by - making use of the special file <filename>configparms</filename>:</para> + making use of the special file <filename>configparms</filename>. The + -mtune=native flag is also necessary to reset a reasonable value for -mtune + that is changed when setting -march.</para> -<screen><userinput remap="configure">echo "CFLAGS += -march=i486" > configparms</userinput></screen> +<screen><userinput remap="configure">echo "CFLAGS += -march=i486 -mtune=native" > configparms</userinput></screen> <para>Next, prepare Glibc for compilation:</para> |