From e715ebfdc9b5d1ca5122eda1dac45023727532b1 Mon Sep 17 00:00:00 2001 From: Jeff Rowberg Date: Sun, 21 Jul 2019 21:05:24 -0400 Subject: Cast pins to signed integers to avoid Wtype-limits compile warning --- libraries/SoftwareSerial/src/SoftwareSerial.cpp | 4 ++-- 1 file changed, 2 insertions(+), 2 deletions(-) diff --git a/libraries/SoftwareSerial/src/SoftwareSerial.cpp b/libraries/SoftwareSerial/src/SoftwareSerial.cpp index 474fe4a..3163d7a 100644 --- a/libraries/SoftwareSerial/src/SoftwareSerial.cpp +++ b/libraries/SoftwareSerial/src/SoftwareSerial.cpp @@ -316,7 +316,7 @@ void SoftwareSerial::begin(long speed) _tx_delay = subtract_cap(bit_delay, 15 / 4); // Only setup rx when we have a valid PCINT for this pin - if (digitalPinToPCICR(_receivePin)) { + if (digitalPinToPCICR((int8_t)_receivePin)) { #if GCC_VERSION > 40800 // Timings counted from gcc 4.8.2 output. This works up to 115200 on // 16Mhz and 57600 on 8Mhz. @@ -357,7 +357,7 @@ void SoftwareSerial::begin(long speed) // Enable the PCINT for the entire port here, but never disable it // (others might also need it, so we disable the interrupt by using // the per-pin PCMSK register). - *digitalPinToPCICR(_receivePin) |= _BV(digitalPinToPCICRbit(_receivePin)); + *digitalPinToPCICR((int8_t)_receivePin) |= _BV(digitalPinToPCICRbit(_receivePin)); // Precalculate the pcint mask register and value, so setRxIntMask // can be used inside the ISR without costing too much time. _pcint_maskreg = digitalPinToPCMSK(_receivePin); -- cgit v1.2.3-18-g5258