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| author | Frediano Ziglio <freddy77@gmail.com> | 2022-07-18 20:44:57 +0100 |
|---|---|---|
| committer | Frediano Ziglio <freddy77@gmail.com> | 2022-07-19 10:10:26 +0100 |
| commit | a32b4b5084ac95e542e8503188b32dcfa494d44e (patch) | |
| tree | 58247de861e623a8c88835ed465f0ce1f1c6ac44 | |
| parent | 736d79949ec5708fd418fe0bcc49fb4db6317e06 (diff) | |
Exclude a warning causing new compiler to fail
Due to 0-size array you can have warnings like
c++ -Iserver/libspice-server.so.1.14.1.p -Iserver -I../server -I. -I.. -Isubprojects/spice-common -I../subprojects/spice-common -Isubprojects/spice-common/common -I/usr/include/spice-1 -I/usr/include/glib-2.0 -I/usr/lib64/glib-2.0/include -I/usr/include/sysprof-4 -I/usr/include/pixman-1 -I/usr/include/opus -I/usr/include/cacard -I/usr/include/nss3 -I/usr/include/nspr4 -I/usr/include/PCSC -I/usr/include/gstreamer-1.0 -I/usr/include/orc-0.4 -fvisibility=hidden -fdiagnostics-color=always -D_FILE_OFFSET_BITS=64 -Wall -Winvalid-pch -Wnon-virtual-dtor -Wextra -Werror -O3 -DSPICE_SERVER_INTERNAL '-DG_LOG_DOMAIN="Spice"' -Wno-sign-compare -Wno-unused-parameter -DGLIB_VERSION_MIN_REQUIRED=GLIB_VERSION_2_38 -DGLIB_VERSION_MAX_ALLOWED=GLIB_VERSION_2_38 -fno-exceptions -Wno-suggest-final-methods -Wno-suggest-final-types -Wno-array-bounds -Wno-narrowing -Wno-missing-field-initializers -Wno-deprecated-declarations -Wshadow -fPIC -pthread -MD -MQ server/libspice-server.so.1.14.1.p/red-channel-client.cpp.o -MF server/libspice-server.so.1.14.1.p/red-channel-client.cpp.o.d -o server/libspice-server.so.1.14.1.p/red-channel-client.cpp.o -c ../server/red-channel-client.cpp
In file included from /usr/include/c++/12/bits/shared_ptr_atomic.h:33,
from /usr/include/c++/12/memory:78,
from ../server/utils.hpp:24,
from ../server/red-pipe-item.h:27,
from ../server/red-channel-client.h:24,
from ../server/red-channel-client.cpp:37:
In member function 'std::__atomic_base<_IntTp>::__int_type std::__atomic_base<_IntTp>::operator++() [with _ITp = int]',
inlined from 'void red::shared_ptr_add_ref(shared_ptr_counted*)' at ../server/utils.hpp:280:5,
inlined from 'red::shared_ptr<T>::shared_ptr(T*) [with T = RedChannelClient]' at ../server/utils.hpp:143:31,
inlined from 'void RedChannelClient::receive()' at ../server/red-channel-client.cpp:1123:52,
inlined from 'void red_channel_client_event(int, int, RedChannelClient*)' at ../server/red-channel-client.cpp:739:21:
/usr/include/c++/12/bits/atomic_base.h:385:34: error: 'unsigned int __atomic_add_fetch_4(volatile void*, unsigned int, int)' writing 4 bytes into a region of size 0 overflows the destination [-Werror=stringop-overflow=]
385 | { return __atomic_add_fetch(&_M_i, 1, int(memory_order_seq_cst)); }
| ~~~~~~~~~~~~~~~~~~^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
Signed-off-by: Frediano Ziglio <freddy77@gmail.com>
| -rw-r--r-- | m4/spice-compile-warnings.m4 | 1 | ||||
| -rw-r--r-- | meson.build | 1 |
2 files changed, 2 insertions, 0 deletions
diff --git a/m4/spice-compile-warnings.m4 b/m4/spice-compile-warnings.m4 index a2fcbabf..abe4a912 100644 --- a/m4/spice-compile-warnings.m4 +++ b/m4/spice-compile-warnings.m4 @@ -157,6 +157,7 @@ AC_DEFUN([SPICE_COMPILE_WARNINGS],[ # -Wno-array-bounds to avoid checks for array with 0 size gl_WARN_ADD([-Wno-array-bounds]) + gl_WARN_ADD([-Wno-stringop-overflow]) # -Wno-narrowing to allow cast from -1 to unsigned (used in some initialization) gl_WARN_ADD([-Wno-narrowing]) diff --git a/meson.build b/meson.build index 36e6337a..333ad44c 100644 --- a/meson.build +++ b/meson.build @@ -198,6 +198,7 @@ spice_server_global_cxxflags += [ '-Wno-suggest-final-methods', '-Wno-suggest-final-types', '-Wno-array-bounds', + '-Wno-stringop-overflow', '-Wno-narrowing', '-Wno-missing-field-initializers', '-Wno-deprecated-declarations', |