From bd031b8c99e4bfb3a97915613b310096843df91e Mon Sep 17 00:00:00 2001
From: valeros <valeros08@gmail.com>
Date: Thu, 3 Aug 2023 13:56:50 +0300
Subject: [PATCH] IDF: Reduce time between consecutive builds by enabling
 implicit build cache

---
 builder/frameworks/espidf.py | 1 +
 1 file changed, 1 insertion(+)

diff --git a/builder/frameworks/espidf.py b/builder/frameworks/espidf.py
index 6105a4e..b627700 100644
--- a/builder/frameworks/espidf.py
+++ b/builder/frameworks/espidf.py
@@ -624,6 +624,7 @@ def prepare_build_envs(config, default_env, debug_allowed=True):
         defines = extract_defines(cg)
         compile_commands = cg.get("compileCommandFragments", [])
         build_env = default_env.Clone()
+        build_env.SetOption("implicit_cache", 1)
         for cc in compile_commands:
             build_flags = cc.get("fragment")
             if not build_flags.startswith("-D"):