tree-optimization/121323 - UBSAN error in ao_ref_init_from_ptr_and_range

We should check the offset fits a HWI when multiplied to be in bits.

	PR tree-optimization/121323
	* tree-ssa-alias.cc (ao_ref_init_from_ptr_and_range): Check
	the pointer offset fits in a HWI when represented in bits.

(cherry picked from commit 0be8ffbc854410b65d45a72e843dc18b13fc7b0f)
1 file changed