gcc -E -I.. -I../include -DHAVE_CONFIG_H mpih-mul2.S | grep -v '^#' > _mpih-mul2.s
gcc -DHAVE_CONFIG_H -I. -I. -I.. -I.. -I../include  -I/usr/include  -O2 -pipe -march=k8 -fomit-frame-pointer -Wall -Wa,--noexecstack  -c _mpih-mul2.s
_mpih-mul2.s: Assembler messages:
_mpih-mul2.s:6: Error: suffix or operands invalid for `push'
_mpih-mul2.s:7: Error: suffix or operands invalid for `push'
_mpih-mul2.s:8: Error: suffix or operands invalid for `push'
_mpih-mul2.s:9: Error: suffix or operands invalid for `push'
_mpih-mul2.s:34: Error: suffix or operands invalid for `pop'
_mpih-mul2.s:35: Error: suffix or operands invalid for `pop'
_mpih-mul2.s:36: Error: suffix or operands invalid for `pop'
_mpih-mul2.s:37: Error: suffix or operands invalid for `pop'
make[2]: *** [mpih-mul2.o] Error 1
make[2]: *** Waiting for unfinished jobs....
_mpih-mul1.s: Assembler messages:
_mpih-mul1.s:6: Error: suffix or operands invalid for `push'
_mpih-mul1.s:7: Error: suffix or operands invalid for `push'
_mpih-mul1.s:8: Error: suffix or operands invalid for `push'
_mpih-mul1.s:9: Error: suffix or operands invalid for `push'
_mpih-mul1.s:33: Error: suffix or operands invalid for `pop'
_mpih-mul1.s:34: Error: suffix or operands invalid for `pop'
_mpih-mul1.s:35: Error: suffix or operands invalid for `pop'
_mpih-mul1.s:36: Error: suffix or operands invalid for `pop'
make[2]: *** [mpih-mul1.o] Error 1
make[2]: Leaving directory `/var/tmp/portage/gnupg-1.4.5/work/gnupg-1.4.5/mpi'
make[1]: *** [all-recursive] Error 1
make[1]: Leaving directory `/var/tmp/portage/gnupg-1.4.5/work/gnupg-1.4.5'
make: *** [all] Error 2

!!! ERROR: app-crypt/gnupg-1.4.5 failed.
Call stack:
  ebuild.sh, line 1539:   Called dyn_compile
  ebuild.sh, line 939:   Called src_compile
  gnupg-1.4.5.ebuild, line 126:   Called die

!!! (no error message)
!!! If you need support, post the topmost build error, and the call stack if relevant.