Not really possible but clang raise these warnings:

test-sasl.c:555:13: error: variable 'is_ok' is uninitialized when used here [-Werror,-Wuninitialized]
        if (is_ok) {
            ^~~~~
test-sasl.c:553:22: note: initialize the variable 'is_ok' to silence this warning
        uint8_t is_ok;
                     ^
                      = '\0'

test-gst.c:792:18: error: variable 'height' is used uninitialized whenever '&&' condition is false [-Werror,-Wsometimes-uninitialized]
    spice_assert(gst_structure_get_int(s, "width", &width) &&
                 ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
../../spice-common/common/log.h:91:17: note: expanded from macro 'spice_assert'
    if G_LIKELY(x) { } else {                           \
                ^
/usr/include/glib-2.0/glib/gmacros.h:376:60: note: expanded from macro 'G_LIKELY'
                                                           ^~~~
/usr/include/glib-2.0/glib/gmacros.h:370:8: note: expanded from macro '_G_BOOLEAN_EXPR'
   if (expr)                                    \
       ^~~~
test-gst.c:799:17: note: uninitialized use occurs here
    bitmap->y = height;
                ^~~~~~
test-gst.c:792:18: note: remove the '&&' if its condition is always true
    spice_assert(gst_structure_get_int(s, "width", &width) &&
                 ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
../../spice-common/common/log.h:91:17: note: expanded from macro 'spice_assert'
    if G_LIKELY(x) { } else {                           \
                ^
/usr/include/glib-2.0/glib/gmacros.h:376:60: note: expanded from macro 'G_LIKELY'
                                                           ^
/usr/include/glib-2.0/glib/gmacros.h:370:8: note: expanded from macro '_G_BOOLEAN_EXPR'
   if (expr)                                    \
       ^
test-gst.c:791:23: note: initialize the variable 'height' to silence this warning
    gint width, height;
                      ^
                       = 0

Signed-off-by: Frediano Ziglio <fziglio@redhat.com>
Acked-by: Victor Toso <victortoso@redhat.com>