On Mon, 2015-07-06 at 16:08 +0100, Andrew Haley wrote: > Did you not see > > >> unwind.h is copied from gcc/trunk/libgcc/unwind-generic.h on some > >> systems. > > unwind.h is created and installed when GCC is built and installed. > > Andrew. ... which means, it's created in the build tree, not the source tree. Having to look in the build tree for source code confused me a few times when I started working with gcc! -- Brian (apologies for any accidental off-list copies)