commit	6fb1357c35b51c78d8fa0fa6db0e10a0436bb750	[log] [tgz]
author	Sanjay Patel <spatel@rotateright.com>	Tue Jan 09 18:56:03 2018 +0000
committer	Sanjay Patel <spatel@rotateright.com>	Tue Jan 09 18:56:03 2018 +0000
tree	0a17d6214ec15fff3b22045669d06b9a296cffa4
parent	ba22da0da3f012d7864bafb2de83572ec4362865 [diff]

[InstCombine] weaken assertions for icmp folds (PR35846)

Because of potential UB (known bits conflicts with an llvm.assume),
we have to check rather than assert here because InstSimplify doesn't
kill the compare:
https://bugs.llvm.org/show_bug.cgi?id=35846

llvm-svn: 322104

llvm/lib/Transforms/InstCombine/InstCombineCompares.cpp[diff]
llvm/test/Transforms/InstCombine/assume.ll[diff]

2 files changed

tree: 0a17d6214ec15fff3b22045669d06b9a296cffa4

clang/
clang-tools-extra/
compiler-rt/
debuginfo-tests/
libclc/
libcxx/
libcxxabi/
libunwind/
lld/
lldb/
llgo/
llvm/
openmp/
parallel-libs/
polly/
README.md

README.md

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.