https://gcc.gnu.org/bugzilla/show_bug.cgi?id=100513
--- Comment #21 from Jiu Fu Guo <guojiufu at gcc dot gnu.org> --- When build the go on trunk with the patch, an error occur: In function 'syscall.forkExec': go1: error: address taken, but ADDRESSABLE bit not set PHI argument &go..C479; for PHI node err$__object_77 = PHI <err$__object_76(62), &go..C479(63)> during GIMPLE pass: fre go1: internal compiler error: verify_ssa failed mv -f .deps/tsan_rtl_report.Tpo .deps/tsan_rtl_report.Plo 0x10fde5cf verify_ssa(bool, bool) /home/guojiufu/gcc/gcc-mainline-test/gcc/tree-ssa.c:1214 0x10aff4ef execute_function_todo /home/guojiufu/gcc/gcc-mainline-test/gcc/passes.c:2049 0x10b011c3 do_per_function /home/guojiufu/gcc/gcc-mainline-test/gcc/passes.c:1687 0x10b011c3 execute_todo /home/guojiufu/gcc/gcc-mainline-test/gcc/passes.c:2096 Please submit a full bug report, with preprocessed source if appropriate. Please include the complete backtrace with any bug report. See <https://gcc.gnu.org/bugs/> for instructions. Makefile:3001: recipe for target 'syscall.lo' failed