From 320d4fb58b6b1c6a0c7ffeab3d4672d1479d5e17 Mon Sep 17 00:00:00 2001
From: Dimitry Andric <dim@FreeBSD.org>
Date: Fri, 14 Apr 2023 23:41:27 +0200
Subject: Merge llvm-project main llvmorg-16-init-18548-gb0daacf58f41

This updates llvm, clang, compiler-rt, libc++, libunwind, lld, lldb and
openmp to llvmorg-16-init-18548-gb0daacf58f41.

PR:		271047
MFC after:	1 month

(cherry picked from commit bdd1243df58e60e85101c09001d9812a789b6bc4)
---
 .../llvm-project/llvm/lib/Support/OptimizedStructLayout.cpp | 13 +++++++------
 1 file changed, 7 insertions(+), 6 deletions(-)

(limited to 'contrib/llvm-project/llvm/lib/Support/OptimizedStructLayout.cpp')

diff --git a/contrib/llvm-project/llvm/lib/Support/OptimizedStructLayout.cpp b/contrib/llvm-project/llvm/lib/Support/OptimizedStructLayout.cpp
index 19a93ed6776d..7b21f927a346 100644
--- a/contrib/llvm-project/llvm/lib/Support/OptimizedStructLayout.cpp
+++ b/contrib/llvm-project/llvm/lib/Support/OptimizedStructLayout.cpp
@@ -11,6 +11,7 @@
 //===----------------------------------------------------------------------===//
 
 #include "llvm/Support/OptimizedStructLayout.h"
+#include <optional>
 
 using namespace llvm;
 
@@ -345,9 +346,8 @@ llvm::performOptimizedStructLayout(MutableArrayRef<Field> Fields) {
   // Helper function to try to find a field in the given queue that'll
   // fit starting at StartOffset but before EndOffset (if present).
   // Note that this never fails if EndOffset is not provided.
-  auto tryAddFillerFromQueue = [&](AlignmentQueue *Queue,
-                                   uint64_t StartOffset,
-                                   Optional<uint64_t> EndOffset) -> bool {
+  auto tryAddFillerFromQueue = [&](AlignmentQueue *Queue, uint64_t StartOffset,
+                                   std::optional<uint64_t> EndOffset) -> bool {
     assert(Queue->Head);
     assert(StartOffset == alignTo(LastEnd, Queue->Alignment));
     assert(!EndOffset || StartOffset < *EndOffset);
@@ -356,7 +356,8 @@ llvm::performOptimizedStructLayout(MutableArrayRef<Field> Fields) {
     // queue if there's nothing in it that small.
     auto MaxViableSize =
       (EndOffset ? *EndOffset - StartOffset : ~(uint64_t)0);
-    if (Queue->MinSize > MaxViableSize) return false;
+    if (Queue->MinSize > MaxViableSize)
+      return false;
 
     // Find the matching field.  Note that this should always find
     // something because of the MinSize check above.
@@ -372,7 +373,7 @@ llvm::performOptimizedStructLayout(MutableArrayRef<Field> Fields) {
 
   // Helper function to find the "best" flexible-offset field according
   // to the criteria described above.
-  auto tryAddBestField = [&](Optional<uint64_t> BeforeOffset) -> bool {
+  auto tryAddBestField = [&](std::optional<uint64_t> BeforeOffset) -> bool {
     assert(!BeforeOffset || LastEnd < *BeforeOffset);
     auto QueueB = FlexibleFieldsByAlignment.begin();
     auto QueueE = FlexibleFieldsByAlignment.end();
@@ -436,7 +437,7 @@ llvm::performOptimizedStructLayout(MutableArrayRef<Field> Fields) {
   // Phase 2: repeatedly add the best flexible-offset field until
   // they're all gone.
   while (!FlexibleFieldsByAlignment.empty()) {
-    bool Success = tryAddBestField(None);
+    bool Success = tryAddBestField(std::nullopt);
     assert(Success && "didn't find a field with no fixed limit?");
     (void) Success;
   }
-- 
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