https://gcc.gnu.org/bugzilla/show_bug.cgi?id=63942
--- Comment #8 from David Edelsohn <dje at gcc dot gnu.org> --- The testsuite invokes compiles overloaded.cc with the following command line on AIX: /tmp/20141120/./gcc/xg++ -shared-libgcc -B/tmp/20141120/./gcc -nostdinc++ -L/tmp/20141120/powerpc-ibm-aix7.1.0.0/libstdc++-v3/src -L/tmp/20141120/powerpc-ibm-aix7.1.0.0/libstdc++-v3/src/.libs -L/tmp/20141120/powerpc-ibm-aix7.1.0.0/libstdc++-v3/libsupc++/.libs -B/gsa/yktgsa/home/e/d/edelsohn/install/powerpc-ibm-aix7.1.0.0-20141120/powerpc-ibm-aix7.1.0.0/bin/ -B/gsa/yktgsa/home/e/d/edelsohn/install/powerpc-ibm-aix7.1.0.0-20141120/powerpc-ibm-aix7.1.0.0/lib/ -isystem /gsa/yktgsa/home/e/d/edelsohn/install/powerpc-ibm-aix7.1.0.0-20141120/po werpc-ibm-aix7.1.0.0/include -isystem /gsa/yktgsa/home/e/d/edelsohn/install/powerpc-ibm-aix7.1.0.0-20141120/powerpc-ibm-aix7.1.0.0/sys-include -B/tmp/20141120/powerpc-ibm-aix7.1.0.0/./libstdc++-v3/src/.libs -D_GLIBCXX_ASSERT -fmessage-length=0 -ffunction-sections -fdata-sections -g -O2 -DLOCALEDIR="." -nostdinc++ -I/tmp/20141120/powerpc-ibm-aix7.1.0.0/libstdc++-v3/include/powerpc-ibm-aix7.1.0.0 -I/tmp/20141120/powerpc-ibm-aix7.1.0.0/libstdc++-v3/include -I/nasfarm/edelsohn/src/src/libstdc++-v3/libsupc++ -I/nasfarm/edelsohn/src/src/libstdc++-v3/include/backward -I/nasfarm/edelsohn/src/src/libstdc++-v3/testsuite/util /nasfarm/edelsohn/src/src/libstdc++-v3/testsuite/20_util/tuple/comparison_operators/overloaded.cc -std=gnu++11 -S -o overloaded.s and tuple_cat.cc command line is: /tmp/20141120/./gcc/xg++ -shared-libgcc -B/tmp/20141120/./gcc -nostdinc++ -L/tmp/20141120/powerpc-ibm-aix7.1.0.0/libstdc++-v3/src -L/tmp/20141120/powerpc-ibm-aix7.1.0.0/libstdc++-v3/src/.libs -L/tmp/20141120/powerpc-ibm-aix7.1.0.0/libstdc++-v3/libsupc++/.libs -B/gsa/yktgsa/home/e/d/edelsohn/install/powerpc-ibm-aix7.1.0.0-20141120/powerpc-ibm-aix7.1.0.0/bin/ -B/gsa/yktgsa/home/e/d/edelsohn/install/powerpc-ibm-aix7.1.0.0-20141120/powerpc-ibm-aix7.1.0.0/lib/ -isystem /gsa/yktgsa/home/e/d/edelsohn/install/powerpc-ibm-aix7.1.0.0-20141120/powerpc-ibm-aix7.1.0.0/include -isystem /gsa/yktgsa/home/e/d/edelsohn/install/powerpc-ibm-aix7.1.0.0-20141120/powerpc-ibm-aix7.1.0.0/sys-include -B/tmp/20141120/powerpc-ibm-aix7.1.0.0/./libstdc++-v3/src/.libs -D_GLIBCXX_ASSERT -fmessage-length=0 -ffunction-sections -fdata-sections -g -O2 -DLOCALEDIR="." -nostdinc++ -I/tmp/20141120/powerpc-ibm-aix7.1.0.0/libstdc++-v3/include/powerpc-ibm-aix7.1.0.0 -I/tmp/20141120/powerpc-ibm-aix7.1.0.0/libstdc++-v3/include -I/nasfarm/edelsohn/src/src/libstdc++-v3/libsupc++ -I/nasfarm/edelsohn/src/src/libstdc++-v3/include/backward -I/nasfarm/edelsohn/src/src/libstdc++-v3/testsuite/util /nasfarm/edelsohn/src/src/libstdc++-v3/testsuite/20_util/tuple/creation_functions/tuple_cat.cc -std=gnu++11 ./libtestc++.a /gsa/yktgsa/home/e/d/edelsohn/install/lib/libiconv.a -lm -o ./tuple_cat.exe I see -nostdinc++ -std=gnu++11 -g -O2
