https://gcc.gnu.org/bugzilla/show_bug.cgi?id=66038
--- Comment #10 from Douglas Mencken <dougmencken at gmail dot com> ---
No, ``ld warning: atom sorting error'' has nothing to do with this issue.
For example, commit 2e723940b6a1e61dfb20e03b30fba89dd204b72d (2014-12-19),
genmatch@stage2 works fine while building:
(...)
/Development/gcc-toolchain/_gcc_build_git/./prev-gcc/xg++
-B/Development/gcc-toolchain/_gcc_build_git/./prev-gcc/
-B/usr/powerpc-unknown-darwin/bin/ -nostdinc++
-B/Development/gcc-toolchain/_gcc_build_git/prev-powerpc-unknown-darwin/libstdc++-v3/src/.libs
-B/Development/gcc-toolchain/_gcc_build_git/prev-powerpc-unknown-darwin/libstdc++-v3/libsupc++/.libs
-I/Development/gcc-toolchain/_gcc_build_git/prev-powerpc-unknown-darwin/libstdc++-v3/include/powerpc-unknown-darwin
-I/Development/gcc-toolchain/_gcc_build_git/prev-powerpc-unknown-darwin/libstdc++-v3/include
-I/Development/gcc-toolchain/gcc-git/libstdc++-v3/libsupc++
-L/Development/gcc-toolchain/_gcc_build_git/prev-powerpc-unknown-darwin/libstdc++-v3/src/.libs
-L/Development/gcc-toolchain/_gcc_build_git/prev-powerpc-unknown-darwin/libstdc++-v3/libsupc++/.libs
-g -O2 -mdynamic-no-pic -DIN_GCC -fno-exceptions -fno-rtti
-fasynchronous-unwind-tables -W -Wall -Wno-narrowing -Wwrite-strings
-Wcast-qual -Wmissing-format-attribute -Woverloaded-virtual -pedantic
-Wno-long-long -Wno-variadic-macros -Wno-overlength-strings -DHAVE_CONFIG_H
-DGENERATOR_FILE -static-libstdc++ -static-libgcc -o build/genmatch \
build/genmatch.o ../libcpp/libcpp.a ../libiberty/libiberty.a
build/errors.o build/vec.o build/hash-table.o .././libiberty/libiberty.a
/usr/lib/libiconv.dylib
ld warning: atom sorting error for hash_table<id_base, xcallocator,
false>::find_with_hash(id_base const*, unsigned int) and
operand::gen_transform(__sFILE*, char const*, bool, int, char const*,
capture_info*, dt_operand**, bool) in build/genmatch.o
ld warning: atom sorting error for hash_table<id_base, xcallocator,
false>::find_with_hash(id_base const*, unsigned int) and
operand::gen_transform(__sFILE*, char const*, bool, int, char const*,
capture_info*, dt_operand**, bool) in build/genmatch.o
ld warning: atom sorting error for hash_table<id_base, xcallocator,
false>::find_with_hash(id_base const*, unsigned int) and
operand::gen_transform(__sFILE*, char const*, bool, int, char const*,
capture_info*, dt_operand**, bool) in build/genmatch.o
ld warning: atom sorting error for hash_table<id_base, xcallocator,
false>::find_with_hash(id_base const*, unsigned int) and
operand::gen_transform(__sFILE*, char const*, bool, int, char const*,
capture_info*, dt_operand**, bool) in build/genmatch.o
build/genmatch --gimple ../../gcc-git/gcc/match.pd \
> tmp-gimple-match.c
build/genmatch --generic ../../gcc-git/gcc/match.pd \
> tmp-generic-match.c
/bin/sh ../../gcc-git/gcc/../move-if-change tmp-gimple-match.c \
gimple-match.c
/bin/sh ../../gcc-git/gcc/../move-if-change tmp-generic-match.c \
generic-match.c
echo timestamp > s-match
/Development/gcc-toolchain/_gcc_build_git/./prev-gcc/xg++
-B/Development/gcc-toolchain/_gcc_build_git/./prev-gcc/
-B/usr/powerpc-unknown-darwin/bin/ -nostdinc++
-B/Development/gcc-toolchain/_gcc_build_git/prev-powerpc-unknown-darwin/libstdc++-v3/src/.libs
-B/Development/gcc-toolchain/_gcc_build_git/prev-powerpc-unknown-darwin/libstdc++-v3/libsupc++/.libs
-I/Development/gcc-toolchain/_gcc_build_git/prev-powerpc-unknown-darwin/libstdc++-v3/include/powerpc-unknown-darwin
-I/Development/gcc-toolchain/_gcc_build_git/prev-powerpc-unknown-darwin/libstdc++-v3/include
-I/Development/gcc-toolchain/gcc-git/libstdc++-v3/libsupc++
-L/Development/gcc-toolchain/_gcc_build_git/prev-powerpc-unknown-darwin/libstdc++-v3/src/.libs
-L/Development/gcc-toolchain/_gcc_build_git/prev-powerpc-unknown-darwin/libstdc++-v3/libsupc++/.libs
-c -g -O2 -mdynamic-no-pic -DIN_GCC -fno-exceptions -fno-rtti
-fasynchronous-unwind-tables -W -Wall -Wno-narrowing -Wwrite-strings
-Wcast-qual -Wmissing-format-attribute -Woverloaded-virtual -pedantic
-Wno-long-long -Wno-variadic-macros -Wno-overlength-strings -Wno-unused
-DHAVE_CONFIG_H -I. -I. -I../../gcc-git/gcc -I../../gcc-git/gcc/.
-I../../gcc-git/gcc/../include -I../../gcc-git/gcc/../libcpp/include
-I../../gcc-git/gcc/../libdecnumber -I../../gcc-git/gcc/../libdecnumber/dpd
-I../libdecnumber -I../../gcc-git/gcc/../libbacktrace -o gimple-match.o -MT
gimple-match.o -MMD -MP -MF ./.deps/gimple-match.TPo gimple-match.c
/Development/gcc-toolchain/_gcc_build_git/./prev-gcc/xg++
-B/Development/gcc-toolchain/_gcc_build_git/./prev-gcc/
-B/usr/powerpc-unknown-darwin/bin/ -nostdinc++
-B/Development/gcc-toolchain/_gcc_build_git/prev-powerpc-unknown-darwin/libstdc++-v3/src/.libs
-B/Development/gcc-toolchain/_gcc_build_git/prev-powerpc-unknown-darwin/libstdc++-v3/libsupc++/.libs
-I/Development/gcc-toolchain/_gcc_build_git/prev-powerpc-unknown-darwin/libstdc++-v3/include/powerpc-unknown-darwin
-I/Development/gcc-toolchain/_gcc_build_git/prev-powerpc-unknown-darwin/libstdc++-v3/include
-I/Development/gcc-toolchain/gcc-git/libstdc++-v3/libsupc++
-L/Development/gcc-toolchain/_gcc_build_git/prev-powerpc-unknown-darwin/libstdc++-v3/src/.libs
-L/Development/gcc-toolchain/_gcc_build_git/prev-powerpc-unknown-darwin/libstdc++-v3/libsupc++/.libs
-c -g -O2 -mdynamic-no-pic -DIN_GCC -fno-exceptions -fno-rtti
-fasynchronous-unwind-tables -W -Wall -Wno-narrowing -Wwrite-strings
-Wcast-qual -Wmissing-format-attribute -Woverloaded-virtual -pedantic
-Wno-long-long -Wno-variadic-macros -Wno-overlength-strings -Wno-unused
-DHAVE_CONFIG_H -I. -I. -I../../gcc-git/gcc -I../../gcc-git/gcc/.
-I../../gcc-git/gcc/../include -I../../gcc-git/gcc/../libcpp/include
-I../../gcc-git/gcc/../libdecnumber -I../../gcc-git/gcc/../libdecnumber/dpd
-I../libdecnumber -I../../gcc-git/gcc/../libbacktrace -o generic-match.o -MT
generic-match.o -MMD -MP -MF ./.deps/generic-match.TPo generic-match.c
/Development/gcc-toolchain/_gcc_build_git/./prev-gcc/xg++
-B/Development/gcc-toolchain/_gcc_build_git/./prev-gcc/
-B/usr/powerpc-unknown-darwin/bin/ -nostdinc++
-B/Development/gcc-toolchain/_gcc_build_git/prev-powerpc-unknown-darwin/libstdc++-v3/src/.libs
-B/Development/gcc-toolchain/_gcc_build_git/prev-powerpc-unknown-darwin/libstdc++-v3/libsupc++/.libs
-I/Development/gcc-toolchain/_gcc_build_git/prev-powerpc-unknown-darwin/libstdc++-v3/include/powerpc-unknown-darwin
-I/Development/gcc-toolchain/_gcc_build_git/prev-powerpc-unknown-darwin/libstdc++-v3/include
-I/Development/gcc-toolchain/gcc-git/libstdc++-v3/libsupc++
-L/Development/gcc-toolchain/_gcc_build_git/prev-powerpc-unknown-darwin/libstdc++-v3/src/.libs
-L/Development/gcc-toolchain/_gcc_build_git/prev-powerpc-unknown-darwin/libstdc++-v3/libsupc++/.libs
-c -g -O2 -mdynamic-no-pic -DIN_GCC -fno-exceptions -fno-rtti
-fasynchronous-unwind-tables -W -Wall -Wno-narrowing -Wwrite-strings
-Wcast-qual -Wmissing-format-attribute -Woverloaded-virtual -pedantic
-Wno-long-long -Wno-variadic-macros -Wno-overlength-strings -DHAVE_CONFIG_H
-I. -I. -I../../gcc-git/gcc -I../../gcc-git/gcc/.
-I../../gcc-git/gcc/../include -I../../gcc-git/gcc/../libcpp/include
-I../../gcc-git/gcc/../libdecnumber -I../../gcc-git/gcc/../libdecnumber/dpd
-I../libdecnumber -I../../gcc-git/gcc/../libbacktrace -o
gimple-pretty-print.o -MT gimple-pretty-print.o -MMD -MP -MF
./.deps/gimple-pretty-print.TPo ../../gcc-git/gcc/gimple-pretty-print.c
(...)
