builtins.c (std_expand_builtin_va_start): Remove unused first argument.
* builtins.c (std_expand_builtin_va_start): Remove unused
first argument.
(expand_builtin_va_start): Call EXPAND_BUILTIN_VA_START and
std_expand_builtin_va_start with just two arguments.
* expr.h: Update prototypes.
* alpha-protos.h, alpha.h, alpha.c, arc-protos.h, arc.h,
arc.c, d30v-protos.h, d30v.h, d30v.c, i386-protos.h, i386.h,
i386.c, i960-protos.h, i960.h, i960.c, m88k-protos.h, m88k.h,
m88k.c, mips-protos.h, mips.h, mips.c, mn10300-protos.h,
mn10300.h, mn10300.c, pa-protos.h, pa.h, pa.c,
rs6000-protos.h, rs6000.h, rs6000.c, s390-protos.h, s390.h,
s390.c, sh-protos.h, sh.h, sh.c, sparc-protos.h, sparc.h,
sparc.c, stormy16-protos.h, stormy16.h, stormy16.c,
xtensa-protos.h, xtensa.h, xtensa.c: Remove unused first
argument from all implementations of EXPAND_BUILTIN_VA_START
and all uses of std_expand_builtin_va_start.