I guess I can't really expect to gain an approval to import the upstream libtool into gcc. Even *I* don't really trust me, although having looked at it a little I think I could even update libjava/libltdl. So how about just continuing the status quo and applying a libtool patch that is already upstream? Bootstrapped powerpc64le-linux and powerpc64-linux. OK to apply?
* libtool.m4 (_LT_ENABLE_LOCK <ld -m flags>): Remove non-canonical ppc host match. Support little-endian powerpc linux hosts. libjava/libltdl/ * acinclude.m4 (_LT_ENABLE_LOCK <ld -m flags>): Remove non-canonical ppc host match. Support little-endian powerpc linux hosts. * configure: Regenerate. boehm-gc/ * configure: Regenerate. gcc/ * configure: Regenerate. * aclocal.m4: Regenerate. fixincludes/ * configure: Regenerate. libatomic/ * configure: Regenerate. libbacktrace/ * configure: Regenerate. libffi/ * configure: Regenerate. libgfortran/ * configure: Regenerate. libgomp/ * configure: Regenerate. libitm/ * configure: Regenerate. libjava/ * configure: Regenerate. libjava/classpath/ * configure: Regenerate. libmudflap/ * configure: Regenerate. libobjc/ * configure: Regenerate. libquadmath/ * configure: Regenerate. libsanitizer/ * configure: Regenerate. libssp/ * configure: Regenerate. libstdc++-v3/ * configure: Regenerate. libvtv/ * configure: Regenerate. lto-plugin/ * configure: Regenerate. zlib/ * configure: Regenerate. Index: libtool.m4 =================================================================== --- libtool.m4 (revision 202428) +++ libtool.m4 (working copy) @@ -1220,7 +1220,7 @@ ia64-*-hpux*) rm -rf conftest* ;; -x86_64-*kfreebsd*-gnu|x86_64-*linux*|ppc*-*linux*|powerpc*-*linux*| \ +x86_64-*kfreebsd*-gnu|x86_64-*linux*|powerpc*-*linux*| \ s390*-*linux*|s390*-*tpf*|sparc*-*linux*) # Find out which ABI we are using. echo 'int i;' > conftest.$ac_ext @@ -1241,7 +1241,10 @@ s390*-*linux*|s390*-*tpf*|sparc*-*linux*) ;; esac ;; - ppc64-*linux*|powerpc64-*linux*) + powerpc64le-*linux*) + LD="${LD-ld} -m elf32lppclinux" + ;; + powerpc64-*linux*) LD="${LD-ld} -m elf32ppclinux" ;; s390x-*linux*) @@ -1260,7 +1263,10 @@ s390*-*linux*|s390*-*tpf*|sparc*-*linux*) x86_64-*linux*) LD="${LD-ld} -m elf_x86_64" ;; - ppc*-*linux*|powerpc*-*linux*) + powerpcle-*linux*) + LD="${LD-ld} -m elf64lppc" + ;; + powerpc-*linux*) LD="${LD-ld} -m elf64ppc" ;; s390*-*linux*|s390*-*tpf*) Index: libjava/libltdl/acinclude.m4 =================================================================== --- libjava/libltdl/acinclude.m4 (revision 202428) +++ libjava/libltdl/acinclude.m4 (working copy) @@ -519,7 +519,7 @@ ia64-*-hpux*) rm -rf conftest* ;; -x86_64-*linux*|ppc*-*linux*|powerpc*-*linux*|s390*-*linux*|sparc*-*linux*) +x86_64-*linux*|powerpc*-*linux*|s390*-*linux*|sparc*-*linux*) # Find out which ABI we are using. echo 'int i;' > conftest.$ac_ext if AC_TRY_EVAL(ac_compile); then @@ -529,7 +529,10 @@ ia64-*-hpux*) x86_64-*linux*) LD="${LD-ld} -m elf_i386" ;; - ppc64-*linux*|powerpc64-*linux*) + powerpc64le-*linux*) + LD="${LD-ld} -m elf32lppclinux" + ;; + powerpc64-*linux*) LD="${LD-ld} -m elf32ppclinux" ;; s390x-*linux*) @@ -545,7 +548,10 @@ ia64-*-hpux*) x86_64-*linux*) LD="${LD-ld} -m elf_x86_64" ;; - ppc*-*linux*|powerpc*-*linux*) + powerpcle-*linux*) + LD="${LD-ld} -m elf64lppc" + ;; + powerpc-*linux*) LD="${LD-ld} -m elf64ppc" ;; s390*-*linux*) -- Alan Modra Australia Development Lab, IBM