https://gcc.gnu.org/bugzilla/show_bug.cgi?id=99984
Bug ID: 99984 Summary: bootstrap failure on uclibc for libgomp. error: 'local_thr' may be used uninitialized [-Werror=maybe-uninitialized] Product: gcc Version: unknown Status: UNCONFIRMED Severity: normal Priority: P3 Component: libgomp Assignee: unassigned at gcc dot gnu.org Reporter: unlvsur at live dot com CC: jakub at gcc dot gnu.org Target Milestone: --- Makefile:873: warning: overriding recipe for target 'all-multi' Makefile:864: warning: ignoring old recipe for target 'all-multi' Makefile:873: warning: overriding recipe for target 'all-multi' Makefile:864: warning: ignoring old recipe for target 'all-multi' Makefile:873: warning: overriding recipe for target 'all-multi' Makefile:864: warning: ignoring old recipe for target 'all-multi' ../../../../gcc/libgomp/team.c: In function 'gomp_thread_start': ../../../../gcc/libgomp/team.c:81:3: error: 'local_thr' may be used uninitialized [-Werror=maybe-uninitialized] 81 | pthread_setspecific (gomp_tls_key, thr); | ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ In file included from ../../../../gcc/libgomp/libgomp.h:50, from ../../../../gcc/libgomp/team.c:29: D:/msys64/x86_64-linux-uclibc/x86_64-linux-uclibc/include/pthread.h:595:12: note: by argument 2 of type 'const void *' to 'pthread_setspecific' declared here 595 | extern int pthread_setspecific (pthread_key_t __key, | ^~~~~~~~~~~~~~~~~~~ ../../../../gcc/libgomp/team.c:79:22: note: 'local_thr' declared here 79 | struct gomp_thread local_thr; | ^~~~~~~~~ cc1.exe: all warnings being treated as errors make[4]: *** [Makefile:798: team.lo] Error 1 make[3]: *** [Makefile:1021: all-recursive] Error 1 make[2]: *** [Makefile:622: all] Error 2 make[1]: *** [Makefile:16010: all-target-libgomp] Error 2 make[1]: *** Waiting for unfinished jobs.... make: *** [Makefile:976: all] Error 2