From 21d4fccf2815681b57efc832824b016a89e95fab Mon Sep 17 00:00:00 2001
From: Gwenhael Goavec-Merou <gwenhael.goavec-merou@trabucayre.com>
Date: Thu, 19 Jun 2025 08:30:35 +0200
Subject: [PATCH] altera,libusb_ll,mcsParser: fix some compiler's warnings

---
 src/altera.cpp    | 2 +-
 src/libusb_ll.cpp | 2 +-
 src/mcsParser.cpp | 2 +-
 3 files changed, 3 insertions(+), 3 deletions(-)

diff --git a/src/altera.cpp b/src/altera.cpp
index 448c317..1be3650 100644
--- a/src/altera.cpp
+++ b/src/altera.cpp
@@ -978,7 +978,7 @@ bool Altera::sectors_mask_start_end_addr(const Altera::max10_mem_t *mem,
 		}
 
 		/* decrement eaddr until last bit == 1 found */
-		for (uint8_t i = 3; i >= 0; i--) {
+		for (int8_t i = 3; i >= 0; i--) {
 			if (update_sectors & (1 << i)) {
 				end_bit = i + 1;
 				break;
diff --git a/src/libusb_ll.cpp b/src/libusb_ll.cpp
index c7cc966..fd08857 100644
--- a/src/libusb_ll.cpp
+++ b/src/libusb_ll.cpp
@@ -57,7 +57,7 @@ int libusb_ll::get_devices_list(const cable_t *cable)
 		bus_addr = cable->bus_addr;
 		device_addr = cable->device_addr;
 		vid_pid_filter = (vid != 0) && (pid != 0);
-		bus_dev_filter = ~(bus_addr == 0 && device_addr == 0);
+		bus_dev_filter = !(bus_addr == 0 && device_addr == 0);
 	}
 
 	int i = 0;
diff --git a/src/mcsParser.cpp b/src/mcsParser.cpp
index c6c28be..c9f1c97 100644
--- a/src/mcsParser.cpp
+++ b/src/mcsParser.cpp
@@ -94,7 +94,7 @@ int McsParser::parse()
 			_base_addr = (loc_addr << 16);
 			if (_base_addr * 8 > _bit_length)
 				_bit_length = _base_addr * 8;
-			if (_bit_length > _bit_data.size() * 8)
+			if ((size_t)_bit_length > _bit_data.size() * 8)
 				_bit_data.resize(_bit_length / 8);
 			sum += (loc_addr & 0xff) + ((loc_addr >> 8) & 0xff);
 			break;