# DP: Don't turn on DWARF 5 by default, where GCC 11 is not the default. --- a/src/gcc/doc/invoke.texi +++ b/src/gcc/doc/invoke.texi @@ -9630,6 +9630,9 @@ version for most targets is 5 (with the Darwin/Mac OS X, which default to version 2, and AIX, which defaults to version 4). +NOTE: On Ubuntu release, where GCC 11 is not used as the default (21.04 +and earlier releases), it defaults to version 4. + Note that with DWARF Version 2, some ports require and always use some non-conflicting DWARF 3 extensions in the unwind tables.