tree 1a1a1a651e5f99a457c7c787c568e8530aecc352
parent dd12f96c5e2292e398f363cf352d6a95847a8a55
author Owen Anderson <resistor@mac.com> 1203283748 +0000
committer Owen Anderson <resistor@mac.com> 1203283748 +0000

Teach getModRefInfo that memcpy, memmove, and memset don't "capture" memory addresses.
Also, noalias arguments are be considered "like" stack allocated ones for this purpose, because
the only way they can be modref'ed is if they escape somewhere in the current function.


git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@47247 91177308-0d34-0410-b5e6-96231b3b80d8