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| author | Christopher Tetreault <ctetreau@quicinc.com> | 2020-05-05 14:21:59 -0700 |
|---|---|---|
| committer | Christopher Tetreault <ctetreau@quicinc.com> | 2020-05-05 15:19:01 -0700 |
| commit | 855e02e799b9b05babc39cba1cb121ad7ef50f57 (patch) | |
| tree | f3bbaec1190a367483d39e975d232d029c4c90a8 /clang/lib/Frontend/CompilerInvocation.cpp | |
| parent | 645ad5badbabdeca31de5c98ea8135c5a6e7d710 (diff) | |
| download | llvm-855e02e799b9b05babc39cba1cb121ad7ef50f57.zip llvm-855e02e799b9b05babc39cba1cb121ad7ef50f57.tar.gz llvm-855e02e799b9b05babc39cba1cb121ad7ef50f57.tar.bz2 | |
[SVE] Fix invalid usage of getNumElements() in InstCombineMulDivRem
Summary:
getLogBase2 tries to iterate over the number of vector elements. Since
the number of elements of a scalable vector is unknown at compile time,
we must return null if the input type is scalable.
Identified by test LLVM.Transforms/InstCombine::nsw.ll
Reviewers: efriedma, fpetrogalli, kmclaughlin, spatel
Reviewed By: efriedma, fpetrogalli
Subscribers: tschuett, hiraditya, rkruppe, psnobl, llvm-commits
Tags: #llvm
Differential Revision: https://reviews.llvm.org/D79197
Diffstat (limited to 'clang/lib/Frontend/CompilerInvocation.cpp')
0 files changed, 0 insertions, 0 deletions