PR sanitizer/80953
	* sanitizer_common/sanitizer_internal_defs.h,
	sanitizer_common/sanitizer_platform_limits_solaris.h,
	sanitizer_common/sanitizer_procmaps_solaris.cc,
	sanitizer_common/sanitizer_solaris.cc: Cherry-pick compiler-rt
	revision 346153.
	* sanitizer_common/sanitizer_stacktrace.h,
	sanitizer_common/sanitizer_stacktrace_sparc.cc: Cherry-pick
	compiler-rt revision 346155.

From-SVN: r265836