From e22b0d1713d9ed780676df1bc8c68b07d9801f4c Mon Sep 17 00:00:00 2001
From: "John F. Carr" <jfc@mit.edu>
Date: Tue, 10 Oct 2023 15:02:02 -0400
Subject: [PATCH] Set memory(none) instead of readonly on strand_pure function
 definition

---
 clang/lib/CodeGen/CGCall.cpp | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/clang/lib/CodeGen/CGCall.cpp b/clang/lib/CodeGen/CGCall.cpp
index 6ed9d0e8c48e..4ea421a57d92 100644
--- a/clang/lib/CodeGen/CGCall.cpp
+++ b/clang/lib/CodeGen/CGCall.cpp
@@ -2230,7 +2230,7 @@ void CodeGenModule::ConstructAttributeList(StringRef Name,
     }
     if (TargetDecl->hasAttr<StrandPureAttr>()) {
       FuncAttrs.addAttribute(llvm::Attribute::StrandPure);
-      FuncAttrs.addAttribute(llvm::Attribute::ReadOnly);
+      FuncAttrs.addMemoryAttr(llvm::MemoryEffects::readOnly());
       FuncAttrs.addAttribute(llvm::Attribute::NoUnwind);
     }
     if (TargetDecl->hasAttr<ReducerRegisterAttr>()) {