During an exp-run for llvm 15 (see bug 265425), it turned out that java/eclipse failed to build with clang 15: [INFO] [exec] Building GTK3 bindings: [INFO] [exec] gmake[1]: Entering directory '/wrkdirs/usr/ports/java/eclipse/work/eclipse.platform.releng.aggregator-R4_24/eclipse.platform.swt.binaries/bundles/org.eclipse.swt.gtk.freebsd.amd64/tmpdir' ... [INFO] [exec] cc -O -Wall -fPIC -DSWT_VERSION=4952r11 -DFREEBSD -DGTK -I`pkg-config --variable=prefix gtk+-3.0`/include -I/usr/local/openjdk11/include -I/usr/local/openjdk11/include/freebsd -DJNI64 -m64 -Werror `pkg-config --cflags gtk+-3.0 gtk+-unix-print-3.0` -c os.c [INFO] [exec] os.c:10086:31: 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] [INFO] [exec] rc = (jint)((jint (*)())arg0)(arg1, arg2, arg3); [INFO] [exec] ^ [INFO] [exec] os.c:10098:31: 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] [INFO] [exec] rc = (jint)((jint (*)())arg0)(arg1, arg2); [INFO] [exec] ^ [INFO] [exec] os.c:10704:33: 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] [INFO] [exec] rc = (jlong)((jlong (*)())arg0)(arg1, arg2, arg3, arg4); [INFO] [exec] ^ [INFO] [exec] os.c:10716:33: 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] [INFO] [exec] rc = (jlong)((jlong (*)())arg0)(arg1, arg2, arg3, arg4, arg5, arg6); [INFO] [exec] ^ [INFO] [exec] os.c:10728:33: 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] [INFO] [exec] rc = (jlong)((jlong (*)())arg0)(arg1, arg2, arg3, arg4, arg5, arg6, arg7); [INFO] [exec] ^ These -Werror warnings are in code generated by JNIGenerator, so they cannot directly be fixed (at least not without hacking on JNIGenerator itself). Instead we need to add -Wno-deprecated-non-prototype for clang 15 and higher. To achieve this, we have to pass CFLAGS to MAVEN_ENV, and adjust the gtk build.sh script to respect the CFLAGS setting in the environment.
Created attachment 239563 [details] java/eclipse: fix build with clang 15
The patch looks good.
A commit in branch main references this bug: URL: https://cgit.FreeBSD.org/ports/commit/?id=55820d3f162a65b9d284f1a5541965733c415a36 commit 55820d3f162a65b9d284f1a5541965733c415a36 Author: Dimitry Andric <dim@FreeBSD.org> AuthorDate: 2023-01-18 20:11:36 +0000 Commit: Dimitry Andric <dim@FreeBSD.org> CommitDate: 2023-01-22 18:58:23 +0000 java/eclipse: fix build with clang 15 During an exp-run for llvm 15 (see bug 265425), it turned out that java/eclipse failed to build with clang 15: [INFO] [exec] Building GTK3 bindings: [INFO] [exec] gmake[1]: Entering directory '/wrkdirs/usr/ports/java/eclipse/work/eclipse.platform.releng.aggregator-R4_24/eclipse.platform.swt.binaries/bundles/org.eclipse.swt.gtk.freebsd.amd64/tmpdir' ... [INFO] [exec] cc -O -Wall -fPIC -DSWT_VERSION=4952r11 -DFREEBSD -DGTK -I`pkg-config --variable=prefix gtk+-3.0`/include -I/usr/local/openjdk11/include -I/usr/local/openjdk11/include/freebsd -DJNI64 -m64 -Werror `pkg-config --cflags gtk+-3.0 gtk+-unix-print-3.0` -c os.c [INFO] [exec] os.c:10086:31: 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] [INFO] [exec] rc = (jint)((jint (*)())arg0)(arg1, arg2, arg3); [INFO] [exec] ^ [INFO] [exec] os.c:10098:31: 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] [INFO] [exec] rc = (jint)((jint (*)())arg0)(arg1, arg2); [INFO] [exec] ^ [INFO] [exec] os.c:10704:33: 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] [INFO] [exec] rc = (jlong)((jlong (*)())arg0)(arg1, arg2, arg3, arg4); [INFO] [exec] ^ [INFO] [exec] os.c:10716:33: 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] [INFO] [exec] rc = (jlong)((jlong (*)())arg0)(arg1, arg2, arg3, arg4, arg5, arg6); [INFO] [exec] ^ [INFO] [exec] os.c:10728:33: 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] [INFO] [exec] rc = (jlong)((jlong (*)())arg0)(arg1, arg2, arg3, arg4, arg5, arg6, arg7); [INFO] [exec] ^ These -Werror warnings are in code generated by JNIGenerator, so they cannot directly be fixed (at least not without hacking on JNIGenerator itself). Instead we need to add -Wno-deprecated-non-prototype for clang 15 and higher. To achieve this, we have to pass CFLAGS to MAVEN_ENV, and adjust the gtk build.sh script to respect the CFLAGS setting in the environment. PR: 269034 Approved by: jonc@chen.org.nz (maintainer) MFH: 2023Q1 java/eclipse/Makefile | 10 ++++++++-- java/eclipse/files/patch-eclipse.platform.swt | 7 +++++-- 2 files changed, 13 insertions(+), 4 deletions(-)