From 1ac4f8e3620ba22c1a571810723aa0093f3de23c Mon Sep 17 00:00:00 2001
From: Christian Speckner <christian.speckner@mayflower.de>
Date: Sun, 8 Dec 2019 21:02:29 +0100
Subject: [PATCH] Comments.

---
 src/common/RewindManager.cxx | 2 ++
 src/emucore/MT24LC256.cxx    | 3 +++
 2 files changed, 5 insertions(+)

diff --git a/src/common/RewindManager.cxx b/src/common/RewindManager.cxx
index 5fbde4d29..cd5638c54 100644
--- a/src/common/RewindManager.cxx
+++ b/src/common/RewindManager.cxx
@@ -40,6 +40,8 @@ void RewindManager::setup()
   myLastTimeMachineAdd = false;
 
   const string& prefix = myOSystem.settings().getBool("dev.settings") ? "dev." : "plr.";
+
+  // Work around a bug in XCode 11.2 with -O0 and -O1
   const uInt32 maxBufSize = MAX_BUF_SIZE;
 
   // TODO - Add proper bounds checking (define constexpr variables for this)
diff --git a/src/emucore/MT24LC256.cxx b/src/emucore/MT24LC256.cxx
index 5f2ce867a..ce1ca257f 100644
--- a/src/emucore/MT24LC256.cxx
+++ b/src/emucore/MT24LC256.cxx
@@ -156,6 +156,7 @@ void MT24LC256::systemReset()
 // - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - -
 void MT24LC256::eraseAll()
 {
+  // Work around a bug in XCode 11.2 with -O0 and -O1
   const uInt8 initialValue = INITIAL_VALUE;
 
   myData.fill(initialValue);
@@ -165,6 +166,7 @@ void MT24LC256::eraseAll()
 // - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - -
 void MT24LC256::eraseCurrent()
 {
+  // Work around a bug in XCode 11.2 with -O0 and -O1
   const uInt8 initialValue = INITIAL_VALUE;
 
   for(uInt32 page = 0; page < PAGE_NUM; ++page)
@@ -189,6 +191,7 @@ bool MT24LC256::isPageUsed(uInt32 page) const
 // - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - -
 void MT24LC256::jpee_init()
 {
+  // Work around a bug in XCode 11.2 with -O0 and -O1
   const uInt8 initialValue = INITIAL_VALUE;
 
   jpee_sdat = 1;