Date: Thu, 01 Aug 2024 16:07:18 +0000 From: bugzilla-noreply@freebsd.org To: java@FreeBSD.org Subject: maintainer-feedback requested: [Bug 280559] java/openjdk8: fix build with clang 19 Message-ID: <bug-280559-8522-bUfbC35Hc3@https.bugs.freebsd.org/bugzilla/> In-Reply-To: <bug-280559-8522@https.bugs.freebsd.org/bugzilla/>
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Bugzilla Automation <bugzilla@FreeBSD.org> has asked freebsd-java (Nobody) <java@FreeBSD.org> for maintainer-feedback: Bug 280559: java/openjdk8: fix build with clang 19 https://bugs.freebsd.org/bugzilla/show_bug.cgi?id=280559 --- Description --- Clang 19 is now more strict about undefined integral expressions used as constants in enum, which results in errors compiling java/openjdk8, similar to: /wrkdirs/usr/ports/java/openjdk8/work/jdk8u-jdk8u422-b05.1/hotspot/src/share/vm /oops/cpCache.hpp:195:34: error: expression is not an integral constant expression 195 | option_bits_mask = ~(((-1) << tos_state_shift) | (field_index_mask | parameter_size_mask)) | ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ /wrkdirs/usr/ports/java/openjdk8/work/jdk8u-jdk8u422-b05.1/hotspot/src/share/vm /oops/cpCache.hpp:195:42: note: left shift of negative value -1 195 | option_bits_mask = ~(((-1) << tos_state_shift) | (field_index_mask | parameter_size_mask)) | ^ /wrkdirs/usr/ports/java/openjdk8/work/jdk8u-jdk8u422-b05.1/hotspot/src/share/vm /code/dependencies.hpp:173:27: error: expression is not an integral constant expression 173 | all_types = ((1 << TYPE_LIMIT) - 1) & ((-1) << FIRST_TYPE), | ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ /wrkdirs/usr/ports/java/openjdk8/work/jdk8u-jdk8u422-b05.1/hotspot/src/share/vm /code/dependencies.hpp:173:59: note: left shift of negative value -1 173 | all_types = ((1 << TYPE_LIMIT) - 1) & ((-1) << FIRST_TYPE), | ^ In file included from /wrkdirs/usr/ports/java/openjdk8/work/jdk8u-jdk8u422-b05.1/jdk/src/share/native /com/sun/java/util/jar/pack/bands.cpp:43: /wrkdirs/usr/ports/java/openjdk8/work/jdk8u-jdk8u422-b05.1/jdk/src/share/native /com/sun/java/util/jar/pack/constants.h:226:33: error: expression is not an integral constant expression 226 | AO_UNUSED_MBZ = (-1)<<13, // options bits reserved for future use. | ^~~~~~~~ /wrkdirs/usr/ports/java/openjdk8/work/jdk8u-jdk8u422-b05.1/jdk/src/share/native /com/sun/java/util/jar/pack/constants.h:226:37: note: left shift of negative value -1 226 | AO_UNUSED_MBZ = (-1)<<13, // options bits reserved for future use. | ^ In openjdk11 and later, the (-1) constants have been replaced by the unsigned variant (~0u), which fixes these errors.home | help
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