flyingfisch@flyingfisch-Office-Computer:/usr/src/gcc$ make all-target-libgcc
Makefile:3795: warning: overriding commands for target `gt-sh.h'
.././gcc-4.6.2/./gcc/config/sh/t-sh:123: warning: ignoring old commands for target `gt-sh.h'
make: *** No rule to make target `all-target-libgcc'.  Stop.