[Alignment][NFC] Value::getPointerAlignment returns MaybeAlign
Summary:
This is patch is part of a series to introduce an Alignment type.
See this thread for context: http://lists.llvm.org/pipermail/llvm-dev/2019-July/133851.html
See this patch for the introduction of the type: https://reviews.llvm.org/D64790
Reviewers: courbet, jdoerfert
Subscribers: hiraditya, llvm-commits
Tags: #llvm
Differential Revision: https://reviews.llvm.org/D68398
llvm-svn: 374889
diff --git a/llvm/lib/Transforms/IPO/Attributor.cpp b/llvm/lib/Transforms/IPO/Attributor.cpp
index 73cf5ee..11a54bd 100644
--- a/llvm/lib/Transforms/IPO/Attributor.cpp
+++ b/llvm/lib/Transforms/IPO/Attributor.cpp
@@ -2770,7 +2770,8 @@
const auto &AA = A.getAAFor<AAAlign>(*this, IRPosition::value(V));
if (!Stripped && this == &AA) {
// Use only IR information if we did not strip anything.
- T.takeKnownMaximum(V.getPointerAlignment(DL));
+ const MaybeAlign PA = V.getPointerAlignment(DL);
+ T.takeKnownMaximum(PA ? PA->value() : 0);
T.indicatePessimisticFixpoint();
} else {
// Use abstract attribute information.