Johannes Doerfert 6ed459fd41 Use "willreturn" in isGuaranteedToTransferExecutionToSuccessor
The `willreturn` function attribute guarantees that a function call will
come back to the call site if the call is also known not to throw.
Therefore, this attribute can be used in
`isGuaranteedToTransferExecutionToSuccessor`.

Patch by Hideto Ueno (@uenoku)

Reviewers: jdoerfert, sstefan1

Reviewed By: jdoerfert

Subscribers: hiraditya, jfb, llvm-commits

Tags: #llvm

Differential Revision: https://reviews.llvm.org/D63372

llvm-svn: 364580
2019-06-27 19:29:48 +00:00
..