tree bab3939265bf7b3e8e922f978c9ac49701f7853e
parent 42461eecee98fff3671b3c14ce10f1a9e18cc95c
author Ted Kremenek <kremenek@apple.com> 1298425924 +0000
committer Ted Kremenek <kremenek@apple.com> 1298425924 +0000

Enhance Sema::DiagRuntimeBehavior() to delay some diagnostics to see if the related code is reachable.  This suppresses some
diagnostics that occur in unreachable code (e.g., -Warray-bound).

We only pay the cost of doing the reachability analysis when we issue one of these diagnostics.

git-svn-id: https://llvm.org/svn/llvm-project/cfe/trunk@126290 91177308-0d34-0410-b5e6-96231b3b80d8