On Fri, 26 May 2023 08:31:46 GMT, JoKern65 <[email protected]> wrote:
>> When using the new xlc17 compiler (based on a recent clang) to build OpenJDk
>> on AIX , we run into various "warnings as errors".
>> Some of those are in shared codebase and could be addressed by small
>> adjustments.
>> A lot of those changes are in hotspot, some might be somewhere else in the
>> OpenJDK C/C++ code.
>
> JoKern65 has updated the pull request incrementally with one additional
> commit since the last revision:
>
> forgotton _
Here are the reasons for the disabled warnings in make/modules/java.base/Lib.gmk
DISABLED_WARNINGS_clang_aix_DefaultProxySelector.c :=
deprecated-non-prototype, \
DISABLED_WARNINGS_clang_aix_NetworkInterface.c := gnu-pointer-arith, \
DISABLED_WARNINGS_clang_aix_UnixNativeDispatcher.c := undef, \
src/java.base/unix/native/libnet/DefaultProxySelector.c:378:41:22: error:
passing arguments to a function without a prototype is deprecated in all
versions of C and is not supported in C2x [-Werror,-Wdeprecated-non-prototype]
proxies = (*g_proxy_resolver_lookup)(resolver, uri, NULL, &error);
^
src/java.base/unix/native/libnet/NetworkInterface.c:1612:24: error: arithmetic
on a pointer to void is a GNU extension [-Werror,-Wgnu-pointer-arith]
end = (void *)nddp + size;
~~~~~~~~~~~~ ^
src/java.base/unix/native/libnio/fs/UnixNativeDispatcher.c:1251:7: error:
'_ALLBSD_SOURCE' is not defined, evaluates to 0 [-Werror,-Wundef]
#elif _ALLBSD_SOURCE
^
-------------
PR Comment: https://git.openjdk.org/jdk/pull/14146#issuecomment-1564143664
