[gentoo-commits] repo/proj/prefix:master commit in: eclass/

[Fabian Groffen]

commit:     d689573d4e6f4a21922de047db82e8a716f6c633
Author:     Fabian Groffen <grobian <AT> gentoo <DOT> org>
AuthorDate: Thu Jan 14 08:02:08 2021 +0000
Commit:     Fabian Groffen <grobian <AT> gentoo <DOT> org>
CommitDate: Thu Jan 14 08:02:08 2021 +0000
URL:        https://gitweb.gentoo.org/repo/proj/prefix.git/commit/?id=d689573d

eclass/toolchain.eclass: set DYLD_LIBRARY_PATH for Darwin9 libstdc++

Signed-off-by: Fabian Groffen <grobian <AT> gentoo.org>

 eclass/toolchain.eclass | 13 +++++++++++++
 1 file changed, 13 insertions(+)

diff --git a/eclass/toolchain.eclass b/eclass/toolchain.eclass
index e5d4dd6ca9..6e7411559a 100644
--- a/eclass/toolchain.eclass
+++ b/eclass/toolchain.eclass
@@ -2080,6 +2080,19 @@ create_gcc_env_entry() {
        GCC_SPECS="${gcc_specs_file}"
        MULTIOSDIRS="${mosdirs}"
        EOF
+
+       # crude hack, but necessary :(
+       # Darwin9's libstdc++ is incompatible with later GCC's libstdc++
+       # causing ugly malloc warnings about non-aligned pointers, but in
+       # cmake's case, also crashes, unfortunately.  See also:
+       #   https://trac.macports.org/ticket/59832
+       # our only way out here is to set DYLD_LIBRARY_PATH to replace the
+       # libstdc++ used by the Frameworks that cmake links in
+       if [[ ${CHOST} == *-darwin9 ]] ; then
+               cat <<-EOF >> ${gcc_envd_file}
+               DYLD_LIBRARY_PATH="${LIBPATH}"
+               EOF
+       fi
 }
 
 create_revdep_rebuild_entry() {