From 23f0ffdfeb13964fda51b1349df75a04d03ef3d0 Mon Sep 17 00:00:00 2001
From: Ivan Kravets <me@ikravets.com>
Date: Tue, 10 Jul 2018 15:54:46 +0300
Subject: [PATCH] Append __PLATFORMIO_DEBUG__ macro in debug session

---
 platformio/builder/tools/piomisc.py | 1 +
 1 file changed, 1 insertion(+)

diff --git a/platformio/builder/tools/piomisc.py b/platformio/builder/tools/piomisc.py
index c15812c3..ec565b51 100644
--- a/platformio/builder/tools/piomisc.py
+++ b/platformio/builder/tools/piomisc.py
@@ -288,6 +288,7 @@ def PioClean(env, clean_dir):
 def ProcessDebug(env):
     if not env.subst("$PIODEBUGFLAGS"):
         env.Replace(PIODEBUGFLAGS=["-Og", "-g3", "-ggdb3"])
+    env.Append(PIODEBUGFLAGS=["-D__PLATFORMIO_DEBUG__"])
     env.Append(
         BUILD_FLAGS=env.get("PIODEBUGFLAGS", []),
         BUILD_UNFLAGS=["-Os", "-O0", "-O1", "-O2", "-O3"])