gcj-compiled multithreaded programs trigger Segmentation Faults in emutls.c:76 This clearly comes from the deletion of an uninitialized pointer. I found this patch on toolchain-commit, and it works, but it does not seem to be committed to gcc subversion tree.
ref: http://www.mail-archive.com/toolchain-comm...@blackfin.uclinux.org/msg01652.html#trunkgcc43gccemutlsc Modified: trunk/gcc-4.3/gcc/emutls.c (3180 => 3181) --- trunk/gcc-4.3/gcc/emutls.c 2009-02-12 18:30:30 UTC (rev 3180) +++ trunk/gcc-4.3/gcc/emutls.c 2009-02-13 09:45:04 UTC (rev 3181) @@ -70,7 +70,7 @@ pointer size = arr->size; pointer i; - for (i = 0; i < size; ++i) + for (i = 0; i < size - 1; ++i) { if (arr->data[i]) free (arr->data[i][-1]); -- Summary: trunk/gcc-4.3/gcc: * emutls.c (emutls_destroy): Don' t fall out of the array bound. Product: gcc Version: 4.3.4 Status: UNCONFIRMED Severity: critical Priority: P3 Component: c AssignedTo: unassigned at gcc dot gnu dot org ReportedBy: antoine dot rozenknop at gmail dot com GCC target triplet: i586-pc-mingw32 http://gcc.gnu.org/bugzilla/show_bug.cgi?id=40024
