Configurations/50-masm.conf: add /nologo to ml64 command line.
inherit_from => [ "VC-WIN64-common", asm("x86_64_asm"),
sub { $disabled{shared} ? () : "x86_64_uplink" } ],
as => "ml64",
- asflags => "/c /Cp /Cx /Zi",
+ asflags => "/nologo /c /Cp /Cx /Zi",
asoutflag => "/Fo",
sys_id => "WIN64A",
bn_asm_src => sub { return undef unless @_;
