On Wed, 15 Apr 2026 08:26:45 GMT, Matthias Baesken <[email protected]> wrote:
>> On some gcc - based Linux devkits like older Fedora with gcc 14, the build >> on Linux x86_64 fails with --enable-linktime-gc set (ltgc enabled). >> >> Error output : >> support_native_java.desktop_libfontmanager_BUILD_LIBFONTMANAGER_run_ld : >> >> >> /devkits/x86_64-linux-gnu-to-x86_64-linux-gnu-fedora27-gcc14.2.0/bin/../lib/gcc/x86_64-linux-gnu/14.2.0/../../../../x86_64-linux-gnu/lib/../lib64/libstdc++.a(eh_throw.o)(.note.stapsdt+0x14): >> error: relocation refers to local symbol ".text.__cxa_throw" [5], which is >> defined in a discarded section >> >> >> Seems we can disable exceptions and rtti too on this lib when using the gcc >> and clang toolchains. This makes the error disappear. >> And it also helps to get the lib a little smaller, even without ltgc . >> >> --------- >> - [X] I confirm that I make this contribution in accordance with the >> [OpenJDK Interim AI Policy](https://openjdk.org/legal/ai). > > Matthias Baesken has updated the pull request incrementally with one > additional commit since the last revision: > > Use CXXFLAGS_gcc / CXXFLAGS_clang Build change looks good. Please wait for client to review too. ------------- Marked as reviewed by erikj (Reviewer). PR Review: https://git.openjdk.org/jdk/pull/30701#pullrequestreview-4113652642
