From 7530db5f06bd4efaa2d66fee96560d31b325e937 Mon Sep 17 00:00:00 2001
From: Me No Dev <me-no-dev@users.noreply.github.com>
Date: Fri, 7 Oct 2016 23:31:49 +0300
Subject: [PATCH] include math.h by default

---
 cores/esp32/esp32-hal.h | 1 +
 1 file changed, 1 insertion(+)

diff --git a/cores/esp32/esp32-hal.h b/cores/esp32/esp32-hal.h
index 826fa62b..4433078e 100644
--- a/cores/esp32/esp32-hal.h
+++ b/cores/esp32/esp32-hal.h
@@ -30,6 +30,7 @@ extern "C" {
 #include <stdlib.h>
 #include <inttypes.h>
 #include <string.h>
+#include <math.h>
 
 #define ESP_REG(addr) *((volatile uint32_t *)(addr))
 #define NOP() asm volatile ("nop")