Wavpack fails with CCACHE with a bunch of errors like that (in the port 10.3-RELEASE-p17).

--- pack_x64.lo ---
<instantiation>:34:1: error: unknown token in expression
        sar eax, 10
^
pack_x64.S:1382:9: note: while in macro instantiation
        exeterm 18, 96
        ^
<instantiation>:36:15: error: unknown token in expression
        jmp 2f
              ^
pack_x64.S:1382:9: note: while in macro instantiation
        exeterm 18, 96
        ^
<instantiation>:43:9: error: unknown token in expression
2: je 3f
        ^
pack_x64.S:1382:9: note: while in macro instantiation
        exeterm 18, 96
        ^
<instantiation>:45:14: error: unknown token in expression
        je 3f
             ^
pack_x64.S:1382:9: note: while in macro instantiation
        exeterm 18, 96
        ^
<instantiation>:34:1: error: unknown token in expression
        sar eax, 10
^
pack_x64.S:1383:9: note: while in macro instantiation
        exeterm 17, -96
        ^
<instantiation>:36:15: error: unknown token in expression
        jmp 2f
              ^
pack_x64.S:1383:9: note: while in macro instantiation
        exeterm 17, -96
        ^
<instantiation>:43:9: error: unknown token in expression
2: je 3f
        ^
pack_x64.S:1383:9: note: while in macro instantiation
        exeterm 17, -96
        ^
<instantiation>:45:14: error: unknown token in expression
        je 3f
             ^
pack_x64.S:1383:9: note: while in macro instantiation
        exeterm 17, -96
        ^
<instantiation>:34:1: error: unknown token in expression
        sar eax, 10
^
pack_x64.S:1403:9: note: while in macro instantiation
        exeterm 18, 96
        ^
<instantiation>:36:15: error: unknown token in expression
        jmp 2f

....

is it possible to add something like:

.if defined(WITH_CCACHE_BUILD) && ${PORT_OPTIONS:MASM}
CFLAGS+=        -no-integrated-as
.endif

to the Makefile, will solve this.