Fixes undefined operation

GOB52 · GOB52 · commit 3ca3fda04eba · 2025-02-21T20:33:16.000+09:00
diff --git a/examples/UnitUnified/UnitMiniScales/PlotToSerial/main/PlotToSerial.cpp b/examples/UnitUnified/UnitMiniScales/PlotToSerial/main/PlotToSerial.cpp
@@ -75,7 +75,7 @@ void loop()
     if (unit.wasPressed()) {
         static uint32_t cidx{};
         unit.writeLEDColor((uint32_t)color_table[cidx]);
-        cidx = ++cidx % m5::stl::size(color_table);
+        cidx = (cidx + 1) % m5::stl::size(color_table);
     }
 
     // Behavior when BtnA is clicked changes depending on the value.

Original file line number	Diff line number	Diff line change
`@@ -75,7 +75,7 @@ void loop()`
`75`	`75`	`if (unit.wasPressed()) {`
`76`	`76`	`static uint32_t cidx{};`
`77`	`77`	`unit.writeLEDColor((uint32_t)color_table[cidx]);`
`78`		`- cidx = ++cidx % m5::stl::size(color_table);`
	`78`	`+ cidx = (cidx + 1) % m5::stl::size(color_table);`
`79`	`79`	`}`
`80`	`80`
`81`	`81`	`// Behavior when BtnA is clicked changes depending on the value.`