On 9/27/18 5:13 AM, Bernhard Reutner-Fischer wrote: > > Although not perfect, but may i suggest to consider putting the > attached contrib/unused_functions.py into our tree? Do you have commit privileges? If so, go ahead and add it.
> > Just for fun i'm attaching output for fortran, c, cp as per the > "Examples" comment in the header of the script. > > sample line for cp: > gcc/cp/cvt.o: Symbol 'cp_get_callee_fndecl(tree_node*)' declared extern but > never referenced externally Seems like it could just go away. I'd hazard a guess the introduction of cp_get_callee_fndecl_nofold made cp_get_callee_fndecl unused and it just wasn't caught at the time. > > sample for c: > gcc/c/c-decl.o: Symbol 'pending_invalid_xref_location' declared extern but > never referenced externally > gcc/c/c-decl.o: Symbol 'pending_invalid_xref' declared extern but never > referenced externally I think these are used internally within c-decl.c, so I think they just need their linkage changed to static. Anyone who wants to tackle those should consider the patch pre-approved. Jeff
