… updated way for getting 'git describe'-ish value for smoke reports.
…g API should not be called from a situation where GC has not been set up. Most functions used in an extending situation do not have these macros, so they are clearly not important.
…ould *ABSOLUTELY NEVER BE CALLED BY ANYBODY EVER*. Seriously. Re-read that.
…The SHIMness of an argument is internal to the function, and outside functions should not know that the argument is unused.
…at I can think of, they make debugging significantly more difficult, and they don't always disappear when I configure with --no-line-directives
fixes tt #2092, patch courtesy of kid51++
… defaulting. Hoisted up some repeated strings
Configure.pl via '--cxx' option.