That is incorrect i gave you a bad readout. (im using debian as a host system which is the gcc i provided)
Using built-in specs.
COLLECT_GCC=gcc
COLLECT_LTO_WRAPPER=/bin/../libexec/gcc/i686-pc-linux-gnu/4.6.4/lto-wrapper
Target: i686-pc-linux-gnu
Configured with: ../gcc/configure --prefix=/root/targetfs --disable-nls --disable-shared --without-headers --with-newlib --enable-languages=c --disable-multilib --disable-bootstrap --disable-lto-plugin
Thread model: posix
gcc version 4.6.4 (GCC)
COLLECT_GCC_OPTIONS='-v' '-mtune=generic' '-march=pentiumpro'
/bin/../libexec/gcc/i686-pc-linux-gnu/4.6.4/cc1 -quiet -v -imultilib . -imultiarch i386-linux-gnu -iprefix /bin/../lib/gcc/i686-pc-linux-gnu/4.6.4/ test.c -quiet -dumpbase test.c -mtune=generic -march=pentiumpro -auxbase test -version -o /tmp/ccgaOlfi.s
GNU C (GCC) version 4.6.4 (i686-pc-linux-gnu)
compiled by GNU C version 4.7.2, GMP version 5.0.1, MPFR version 3.0.0, MPC version 0.9
GGC heuristics: --param ggc-min-expand=100 --param ggc-min-heapsize=131072
ignoring nonexistent directory "/bin/../lib/gcc/i686-pc-linux-gnu/4.6.4/../../../../i686-pc-linux-gnu/include"
ignoring duplicate directory "/bin/../lib/gcc/../../lib/gcc/i686-pc-linux-gnu/4.6.4/include"
ignoring nonexistent directory "/usr/local/include/i386-linux-gnu"
ignoring duplicate directory "/bin/../lib/gcc/../../lib/gcc/i686-pc-linux-gnu/4.6.4/include-fixed"
ignoring nonexistent directory "/bin/../lib/gcc/../../lib/gcc/i686-pc-linux-gnu/4.6.4/../../../../i686-pc-linux-gnu/include"
ignoring nonexistent directory "/usr/include/i386-linux-gnu"
#include "..." search starts here:
#include <...> search starts here:
/bin/../lib/gcc/i686-pc-linux-gnu/4.6.4/include
/bin/../lib/gcc/i686-pc-linux-gnu/4.6.4/include-fixed
/usr/local/include
/bin/../lib/gcc/../../include
/usr/include
End of search list.
GNU C (GCC) version 4.6.4 (i686-pc-linux-gnu)
compiled by GNU C version 4.7.2, GMP version 5.0.1, MPFR version 3.0.0, MPC version 0.9
GGC heuristics: --param ggc-min-expand=100 --param ggc-min-heapsize=131072
Compiler executable checksum: 19a478f4ddb9f7b3db2807c07c0f5a7e
COLLECT_GCC_OPTIONS='-v' '-mtune=generic' '-march=pentiumpro'
/bin/../lib/gcc/i686-pc-linux-gnu/4.6.4/../../../../i686-pc-linux-gnu/bin/as --32 -o /tmp/ccgPcLnb.o /tmp/ccgaOlfi.s
COMPILER_PATH=/bin/../libexec/gcc/i686-pc-linux-gnu/4.6.4/:/bin/../libexec/gcc/:/bin/../lib/gcc/i686-pc-linux-gnu/4.6.4/../../../../i686-pc-linux-gnu/bin/
LIBRARY_PATH=/bin/../lib/gcc/i686-pc-linux-gnu/4.6.4/:/bin/../lib/gcc/:/bin/../lib/gcc/i686-pc-linux-gnu/4.6.4/../../../../i686-pc-linux-gnu/lib/:/bin/../lib/gcc/i686-pc-linux-gnu/4.6.4/../../../:/lib/:/usr/lib/
COLLECT_GCC_OPTIONS='-v' '-mtune=generic' '-march=pentiumpro'
/bin/../libexec/gcc/i686-pc-linux-gnu/4.6.4/collect2 --eh-frame-hdr -m elf_i386 -dynamic-linker /lib/ld-linux.so.2 /bin/../lib/gcc/i686-pc-linux-gnu/4.6.4/../../../crt1.o /bin/../lib/gcc/i686-pc-linux-gnu/4.6.4/../../../crti.o /bin/../lib/gcc/i686-pc-linux-gnu/4.6.4/crtbegin.o -L/bin/../lib/gcc/i686-pc-linux-gnu/4.6.4 -L/bin/../lib/gcc -L/bin/../lib/gcc/i686-pc-linux-gnu/4.6.4/../../../../i686-pc-linux-gnu/lib -L/bin/../lib/gcc/i686-pc-linux-gnu/4.6.4/../../.. /tmp/ccgPcLnb.o -lgcc -lc -lgcc /bin/../lib/gcc/i686-pc-linux-gnu/4.6.4/crtend.o /bin/../lib/gcc/i686-pc-linux-gnu/4.6.4/../../../crtn.o