gcc cross compiler broken under x86_64 (btrev43030)

[kallisti5]

gcc -c -O2 -DIN_GCC -DCROSS_DIRECTORY_STRUCTURE -W -Wall -Wwrite-strings -Wcast-qual -Wstrict-prototypes -Wmissing-prototypes -Wmissing-format-attribute -pedantic -Wno-long-long -Wno-variadic-macros -Wno-overlength-strings -Wold-style-definition -Wc++-compat -DHAVE_CONFIG_H -I. -I. -I/home/kallisti5/Projects/buildtools/gcc/gcc -I/home/kallisti5/Projects/buildtools/gcc/gcc/. -I/home/kallisti5/Projects/buildtools/gcc/gcc/../include -I/home/kallisti5/Projects/buildtools/gcc/gcc/../libcpp/include -I/home/kallisti5/Projects/haiku/generated/cross-tools-build/gcc/./gmp -I/home/kallisti5/Projects/buildtools/gcc/gmp -I/home/kallisti5/Projects/haiku/generated/cross-tools-build/gcc/./mpfr -I/home/kallisti5/Projects/buildtools/gcc/mpfr -I/home/kallisti5/Projects/buildtools/gcc/mpc/src -I/home/kallisti5/Projects/buildtools/gcc/gcc/../libdecnumber -I/home/kallisti5/Projects/buildtools/gcc/gcc/../libdecnumber/dpd -I../libdecnumber /home/kallisti5/Projects/buildtools/gcc/gcc/haifa-sched.c -o haifa-sched.o gtype-desc.c:8868:18: error: subscripted value is neither array nor pointer nor vector gtype-desc.c:8987:36: error: subscripted value is neither array nor pointer nor vector gtype-desc.c:9071:31: error: subscripted value is neither array nor pointer nor vector gtype-desc.c:9092:31: error: subscripted value is neither array nor pointer nor vector gtype-desc.c:9099:31: error: subscripted value is neither array nor pointer nor vector gtype-desc.c:9106:31: error: subscripted value is neither array nor pointer nor vector make[2]: * [gtype-desc.o] Error 1 make[2]: * Waiting for unfinished jobs.... rm cpp.pod gcc.pod fsf-funding.pod make[2]: Leaving directory `/home/kallisti5/Projects/haiku/generated/cross-tools-build/gcc/gcc' make[1]: * [all-gcc] Error 2 make[1]: Leaving directory `/home/kallisti5/Projects/haiku/generated/cross-tools-build/gcc' make: * [all] Error 2 ERROR: Building gcc failed.