binutils-gdb/config/mh-ppc-aix

# Compile Ada files with minimal-toc.  The primary focus is gnatlib, so
# that the library does not use nearly the entire TOC of applications
# until gnatlib is built as a shared library on AIX.  Compiling the
# compiler with -mminimal-toc does not cause any harm.
BOOT_ADAFLAGS = -mminimal-toc
BOOT_LDFLAGS = -Wl,-bbigtoc
LDFLAGS = `case $(CC) in *gcc*) echo -Wl,-bbigtoc ;; esac;`