On 07/18/2014 05:38 PM, Jakub Jelinek wrote:
Do you error out on -fsanitize=thread -fsanitize=kernel-address ?
Perhaps -fsanitize=kernel-address -fsanitize=address should be
invalid too?
Yes, all these combinations are invalid.
But you don't error out on that.
Ok, fixed.
Then in sanitize_spec_function supposedly for "address" check
SANITIZE_USER_ADDRESS bit, for "kernel-address" added there
SANITIZE_KERNEL_ADDRESS, add all the incompatibility diagnostics for
the new
invalid combinations.
This delayed detection until link phase (and even then was disabled if
-nostdlib was on)
so I decided to perform this check in finish_options (after passing
cmdline options).
Plus, toplev.c has e.g.:
Fixed as well.