On Sat, Jun 16, 2012 at 11:49 AM, Xiaofan Chen <xiaof...@gmail.com> wrote:
> On Sat, Jun 16, 2012 at 2:08 AM, Pete Batard <p...@akeo.ie> wrote:
>> It is my pleasure to announce the release of libusbx v1.0.12.
>
> Great.
>
> Since you mentioned clang quite a bit, so I tried to build
> this one under Mac OS X with Apple's clang compiler
> and it seems to be okay.
>
Here are the results for clang analyzer under Mac OS X.
mymacmini:build xiaofanc$ ~/bin/scan-build -k -v -V make
scan-build: Emitting reports for this run to
'/var/folders/_k/njr5n6mj09924bn1rfxx3slh0000gn/T/scan-build-2012-06-17-1'.
make all-recursive
Making all in libusb
CC libusb_1_0_la-core.lo
../../libusbx/libusb/core.c:700:4: warning: Function call argument is
an uninitialized value
libusb_free_device_list(devs, 1);
^ ~~~~
../../libusbx/libusb/core.c:706:2: warning: Function call argument is
an uninitialized value
libusb_free_device_list(devs, 1);
^ ~~~~
2 warnings generated.
CC libusb_1_0_la-descriptor.lo
CC libusb_1_0_la-io.lo
CC libusb_1_0_la-sync.lo
../../libusbx/libusb/sync.c:84:11: warning: Result of 'malloc' is
converted to a pointer of type 'unsigned char', which is incompatible
with sizeof operand type 'struct libusb_control_setup'
buffer = malloc(LIBUSB_CONTROL_SETUP_SIZE + wLength);
^~~~~~ ~~~~~~~~~~~~~~~~~~~~~~~~~
1 warning generated.
CC libusb_1_0_la-darwin_usb.lo
../../libusbx/libusb/os/darwin_usb.c:1713:11: warning: Access to field
'cfSource' results in a dereference of a null pointer (loaded from
variable 'hpriv')
if (hpriv->cfSource) {
^~~~~
1 warning generated.
CC libusb_1_0_la-threads_posix.lo
CCLD libusb-1.0.la
Making all in doc
make[2]: Nothing to be done for `all'.
Making all in examples
CC listdevs.o
CCLD listdevs
clang: warning: argument unused during compilation: '-std=gnu99'
CC xusb.o
CCLD xusb
clang: warning: argument unused during compilation: '-std=gnu99'
CC dpfp.o
../../libusbx/examples/dpfp.c:167:23: warning: Result of 'malloc' is
converted to a pointer of type 'unsigned char', which is incompatible
with sizeof operand type 'struct libusb_control_setup'
unsigned char *buf = malloc(LIBUSB_CONTROL_SETUP_SIZE + 1);
~~~~~~~~~~~~~~~ ^~~~~~ ~~~~~~~~~~~~~~~~~~~~~~~~~
1 warning generated.
CCLD dpfp
clang: warning: argument unused during compilation: '-std=gnu99'
CC dpfp_threaded-dpfp_threaded.o
../../libusbx/examples/dpfp_threaded.c:196:23: warning: Result of
'malloc' is converted to a pointer of type 'unsigned char', which is
incompatible with sizeof operand type 'struct libusb_control_setup'
unsigned char *buf = malloc(LIBUSB_CONTROL_SETUP_SIZE + 1);
~~~~~~~~~~~~~~~ ^~~~~~ ~~~~~~~~~~~~~~~~~~~~~~~~~
1 warning generated.
CCLD dpfp_threaded
clang: warning: argument unused during compilation: '-std=gnu99'
scan-build: 6 bugs found.
scan-build: Run 'scan-view
/var/folders/_k/njr5n6mj09924bn1rfxx3slh0000gn/T/scan-build-2012-06-17-1'
to examine bug reports.
scan-build: Analysis run complete.
scan-build: Viewing analysis results in
'/var/folders/_k/njr5n6mj09924bn1rfxx3slh0000gn/T/scan-build-2012-06-17-1'
using scan-view.
Starting scan-view at: http://127.0.0.1:8181
Use Ctrl-C to exit.
Unix API Allocator sizeof operand mismatch libusb /sync.c 84
1
Unix API Allocator sizeof operand mismatch examples
/dpfp_threaded.c 196 1
Unix API Allocator sizeof operand mismatch examples /dpfp.c
167 1
Logic error Dereference of null pointer libusb /os /darwin_usb.c
1713 5
Logic error Function call argument is an uninitialized value libusb
/core.c 700 5
Logic error Function call argument is an uninitialized value libusb
/core.c 706 3
--
Xiaofan
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