* ubsan.c: Include tree-ssanames.h, asan.h and gimplify-me.h.
(ubsan_type_descriptor): Handle BOOLEAN_TYPE and ENUMERAL_TYPE
like INTEGER_TYPE.
(instrument_bool_enum_load): New function.
(ubsan_pass): Call it.
(gate_ubsan): Also enable for SANITIZE_BOOL or SANITIZE_ENUM.
* asan.c (create_cond_insert_point): No longer static.
* asan.h (create_cond_insert_point): Declare.
* sanitizer.def (BUILT_IN_UBSAN_HANDLE_LOAD_INVALID_VALUE): New
built-in.
* opts.c (common_handle_option): Handle -fsanitize=bool and
-fsanitize=enum.
* builtins.c (fold_builtin_memory_op): When sanitizing bool
and enum loads, don't use enum or bool types for memcpy folding.
* flag-types.h (SANITIZE_BOOL, SANITIZE_ENUM): New.
(SANITIZE_UNDEFINED): Or these in.
* c-c++-common/ubsan/load-bool-enum.c: New test.
From-SVN: r206143
