tree 0c0d89e1f673c215f39439ebe656be2d02c349db
parent d5b2f330362f8135bc4198fefbaf9bdcae5f9dd2
author Nirav Dave <niravd@google.com> 1550375603 +0000
committer Nirav Dave <niravd@google.com> 1550375603 +0000

[X86] Prevent clang clobber checking for asm flag constraints.

Update getConstraintRegister as X86 Asm flag output constraints are no
longer fully alphanumeric,

git-svn-id: https://llvm.org/svn/llvm-project/cfe/trunk@354211 91177308-0d34-0410-b5e6-96231b3b80d8