compiling decode_ath10k.cc with clang/llvm

Adrian Chadd adrian at freebsd.org
Wed May 27 23:43:58 PDT 2015


Hi,

I'm doing firmware bringup on freebsd, and I've hit a snag with
decode_ath10k.cc:

Suspended
adrian at lucy-11i386:~/git/dev.qualcomm.com/greaarb/ath10k-firmware % ./BUILDME.sh
decode_ath10k.cc:1266:28: error: use of logical '&&' with constant
operand [-Werror,-Wconstant-logical-operand]
             (ps_reg >> 8) && 0xf, (ps_reg >> 16) & 0x3, !!(ps_reg >> 18));
                           ^  ~~~
decode_ath10k.cc:1266:28: note: use '&' for a bitwise operation
             (ps_reg >> 8) && 0xf, (ps_reg >> 16) & 0x3, !!(ps_reg >> 18));
                           ^~
                           &
decode_ath10k.cc:1266:28: note: remove constant to silence this warning
             (ps_reg >> 8) && 0xf, (ps_reg >> 16) & 0x3, !!(ps_reg >> 18));
                          ~^~~~~~
decode_ath10k.cc:1407:37: error: comparison of unsigned expression >=
0 is always true [-Werror,-Wtautological-compare]
                        if ((sp_idx >= 0) && (sp_idx < len)) {
                             ~~~~~~ ^  ~
decode_ath10k.cc:2019:23: error: format specifies type 'unsigned
short' but the argument has type 'unsigned char' [-Werror,-Wformat]
      printf("%02hx", header.uuid[i]);
              ~~~~~   ^~~~~~~~~~~~~~
              %02hhx

.. would someone who can use the firmware try fixing the source and
see if it still does the right thing?


-a



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