Re: [Qemu-devel] test-qapi-visit causes clang -fsanitize=undefined warning

[Peter Maydell]

On 10 March 2014 12:21, Markus Armbruster <address@hidden> wrote:
> My local clang doesn't complain.  May I have your clang version, exact
> invocation and output?

clang version 3.3 (tags/RELEASE_33/final)

mkdir build/clang
(cd build/clang && '../../configure' '--cc=clang' '--cxx=clang++'
'--enable-gtk' '--target-list=arm-softmmu'
'--extra-cflags=-fsanitize=undefined')
make -C build/clang -j4
cd build/clang
tests/test-qmp-input-strict

Output is:

/visitor/input-strict/pass/struct: OK
/visitor/input-strict/pass/struct-nested: OK
/visitor/input-strict/pass/list: OK
/visitor/input-strict/pass/union: OK
/visitor/input-strict/pass/union-flat: OK
/visitor/input-strict/pass/union-anon: OK
/visitor/input-strict/fail/struct: OK
/visitor/input-strict/fail/struct-nested: OK
/visitor/input-strict/fail/list: OK
/visitor/input-strict/fail/union: OK
/visitor/input-strict/fail/union-flat: tests/test-qapi-visit.c:462:33:
runtime error: member access within null pointer of type 'UserDefA'
(aka 'struct UserDefA')
OK
/visitor/input-strict/fail/union-anon: OK


thanks
-- PMM