From 392e6cc8956cb8dab7e1b5c83377f4a8890596cf Mon Sep 17 00:00:00 2001
From: TD-er <gijs.noorlander@gmail.com>
Date: Tue, 18 Jul 2023 15:59:27 +0200
Subject: [PATCH] [WiFi] Fix ESP8266 instability  compiler optimization flag
 -O2

See: https://github.com/platformio/platform-espressif8266/issues/288
---
 platformio_core_defs.ini    | 5 ++++-
 platformio_esp82xx_base.ini | 6 +++++-
 2 files changed, 9 insertions(+), 2 deletions(-)

diff --git a/platformio_core_defs.ini b/platformio_core_defs.ini
index 8c95597c28..453413849d 100644
--- a/platformio_core_defs.ini
+++ b/platformio_core_defs.ini
@@ -67,9 +67,12 @@ build_flags               = -DNDEBUG
                             -include "ESPEasy_config.h"
 lib_ignore                = ${esp82xx_defaults.lib_ignore}
 
+
+; Keep optimization flag to -O2
+; See: https://github.com/platformio/platform-espressif8266/issues/288
 [esp82xx_2_6_x]
 build_flags               = ${esp82xx_2_5_x.build_flags} 
-                            -Os
+                            -O2
                             -s
                             -DBEARSSL_SSL_BASIC
                             -DCORE_POST_2_6_0 
diff --git a/platformio_esp82xx_base.ini b/platformio_esp82xx_base.ini
index 4f4d59aaa9..e416ec1624 100644
--- a/platformio_esp82xx_base.ini
+++ b/platformio_esp82xx_base.ini
@@ -228,11 +228,15 @@ build_flags               = ${ir.build_flags}
 ;;; 1MB flash nodes  **************************************************
 ; Layout for 1M flash nodes                                           ;
 ; *********************************************************************
+
+; Keep optimization flag to -O2
+; See: https://github.com/platformio/platform-espressif8266/issues/288
+
 [esp82xx_1M]
 extends                   = esp82xx_common
 build_flags               = -DBUILD_NO_DEBUG
                             -DFEATURE_SD=0
-                            -Os
+                            -O2
                             -s
                             -DNO_GLOBAL_MDNS
                             ${esp82xx_common.build_flags}