Mark IO_REG_BASE variables as unused on the ESP8266

Fixes PaulStoffregen#74.
9a4gl · Dec 19, 2022 · 67e6705 · 67e6705
1 parent 4848bb9
commit 67e6705
Showing 1 changed file with 1 addition and 1 deletion.
diff --git a/util/OneWire_direct_gpio.h b/util/OneWire_direct_gpio.h
@@ -108,7 +108,7 @@
 #define PIN_TO_BASEREG(pin)             ((volatile uint32_t*) GPO)
 #define PIN_TO_BITMASK(pin)             (1 << pin)
 #define IO_REG_TYPE uint32_t
-#define IO_REG_BASE_ATTR
+#define IO_REG_BASE_ATTR __attribute__((unused))
 #define IO_REG_MASK_ATTR
 #define DIRECT_READ(base, mask)         ((GPI & (mask)) ? 1 : 0)    //GPIO_IN_ADDRESS
 #define DIRECT_MODE_INPUT(base, mask)   (GPE &= ~(mask))            //GPIO_ENABLE_W1TC_ADDRESS