fix Issue 11479 - template members ignore private attribute in ddoc
vcbuild: make output of real nan/inf consistent with dmc compiled dmd
Merge pull request #2902 from rainers/vc_pass_tests

vcbuild: make output of real nan/inf consistent with dmc compiled dmd
Merge pull request #2900 from 9rnsr/fix11479

Issue 11479 - template members ignore private attribute in ddoc
respect SFLnodebug in dwarf.c
mark temporary backend symbols as SFLnodebug