fix: build native IDF component as C++17

Sped0n · Sped0n · commit a4e307e08505 · 2026-05-29T21:05:21.000+08:00
Signed-off-by: Zhibin (Ryan) Wen &lt;wenzhibin@espressif.com&gt;
diff --git a/CMakeLists.txt b/CMakeLists.txt
@@ -30,6 +30,8 @@ idf_component_register(
     PRIV_REQUIRES ${private_requires}
 )
 
+idf_build_set_property(CXX_COMPILE_OPTIONS "-std=gnu++17" APPEND)
+
 # Optionally link M5Unified only when it is already part of the build (e.g. a M5Unified-based
 # app or example). This puts M5GFX's <utility/I2C_Class.hpp> on adapter_i2c.cpp's include path,
 # so the real m5::I2C_Class adapter is compiled instead of the stub. Pure ESP-IDF builds without

Original file line number	Diff line number	Diff line change
`@@ -30,6 +30,8 @@ idf_component_register(`
`30`	`30`	`PRIV_REQUIRES ${private_requires}`
`31`	`31`	`)`
`32`	`32`
	`33`	`+idf_build_set_property(CXX_COMPILE_OPTIONS "-std=gnu++17" APPEND)`
	`34`	`+`
`33`	`35`	`# Optionally link M5Unified only when it is already part of the build (e.g. a M5Unified-based`
`34`	`36`	`# app or example). This puts M5GFX's <utility/I2C_Class.hpp> on adapter_i2c.cpp's include path,`
`35`	`37`	`# so the real m5::I2C_Class adapter is compiled instead of the stub. Pure ESP-IDF builds without`