* tramp-frame.h (TRAMP_SENTINEL_INSN): Define, document. * tramp-frame.c: Include "gdb_assert.h". (tramp_frame_start): Use TRAMP_SENTINEL_INSN. Use ULONGEST and correct sizeof. (tramp_frame_append): Validate the tramp frame's instructions. * Makefile.in (tramp-frame.o): Update dependencies.
* tramp-frame.h, tramp-frame.h: New files. * Makefile.in (SFILES, tramp_frame_h, COMMON_OBS, tramp-frame.o): Update rules to include "tramp-frame.h" and "tramp-frame.c".