diff options
Diffstat (limited to 'eclass')
| -rw-r--r-- | eclass/toolchain.eclass | 8 |
1 files changed, 8 insertions, 0 deletions
diff --git a/eclass/toolchain.eclass b/eclass/toolchain.eclass index db02ee6be509..a3c948a93526 100644 --- a/eclass/toolchain.eclass +++ b/eclass/toolchain.eclass @@ -912,6 +912,14 @@ toolchain_src_configure() { --disable-threads --without-headers ) + if [[ $needed_libc == glibc ]]; then + # By default gcc looks at glibc's headers + # to detect long double support. This does + # not work for --disable-headers mode. + # Any >=glibc-2.4 is good enough for float128. + # The option appeared in gcc-4.2. + confgcc+=( --with-long-double-128 ) + fi elif has_version "${CATEGORY}/${needed_libc}[headers-only(-)]" ; then confgcc+=( "${confgcc_no_libc[@]}" |