Summary: By replacing branches to CommonExitBlock, we remove the node from CommonExitBlock's predecessors, invalidating the iterator. The problem is exposed when the common exit block has multiple predecessors and needs to sink lifetime info. The modification in the test case trigger the issue. Reviewers: davidxl, davide, wmi Reviewed By: davidxl Subscribers: llvm-commits Differential Revision: https://reviews.llvm.org/D39112 llvm-svn: 317084
Low Level Virtual Machine (LLVM)
This directory and its subdirectories contain source code for LLVM, a toolkit for the construction of highly optimized compilers, optimizers, and runtime environments.
Description
The LLVM Project is a collection of modular and reusable compiler and toolchain technologies.
Languages
LLVM
42.4%
C++
30.1%
C
12.8%
Assembly
9.8%
MLIR
1.6%
Other
2.9%