* config/ia64/libgcc-ia64.ver: Export _Unwind_GetBSP@@GCC_3.3.2.
* config/ia64/unwind-ia64.c (_Unwind_GetBSP): New function.
* unwind.h (_Unwind_GetBSP): New prototype.
* libgcc-std.ver: Add empty GCC_3.3.2 version.
* mkmap-symver.awk: For symbol versions with no exported symbols,
don't put anything into version script, just change all symbol
versions which inherit from it to inherit from its ancestor.
From-SVN: r71057
* mkmap-symver.awk (BEGIN): Set sawsymbol false.
(nm && NF == 3): Set sawsymbol true.
(END): Exit if no symbols seen.
(output): Fix map syntax error if no globals for the version.
From-SVN: r59578
* mklibgcc.in (SHLIB_MKMAP_OPTS): New variable.
* mkmap-symver.awk (dotsyms): If set, output .foo as well as foo.
* Makefile.in (SHLIB_MKMAP_OPTS): Pass to mklibgcc.
From-SVN: r51153