From 8904b91deb13ff04cae1e2ecabe8bc0b8c008bf3 Mon Sep 17 00:00:00 2001
From: rolandreichweinbmw <Roland.Reichwein@bmw.de>
Date: Sun, 5 Jan 2025 12:42:09 +0100
Subject: [PATCH] Fix arm64 signed char (#1006)

---
 test/test_bit_stream.cpp                      | 2 +-
 test/test_bit_stream_reader_little_endian.cpp | 2 +-
 test/test_correlation.cpp                     | 2 +-
 test/test_covariance.cpp                      | 2 +-
 4 files changed, 4 insertions(+), 4 deletions(-)

diff --git a/test/test_bit_stream.cpp b/test/test_bit_stream.cpp
index 7ed5979d..666e5911 100644
--- a/test/test_bit_stream.cpp
+++ b/test/test_bit_stream.cpp
@@ -1075,4 +1075,4 @@ namespace
   };
 }
 
-#include "etl/private/diagnostic_pop.h"
\ No newline at end of file
+#include "etl/private/diagnostic_pop.h"
diff --git a/test/test_bit_stream_reader_little_endian.cpp b/test/test_bit_stream_reader_little_endian.cpp
index 22c724ff..8684508c 100644
--- a/test/test_bit_stream_reader_little_endian.cpp
+++ b/test/test_bit_stream_reader_little_endian.cpp
@@ -215,7 +215,7 @@ namespace
     TEST(test_read_int8_t)
     {
       std::array<char, 4U> storage  = { char(0x80), char(0x5A), char(0xA5), char(0xFF) };
-      std::array<char, 4U> expected = { int8_t(0x01), int8_t(0x5A), int8_t(0xA5), int8_t(0xFF) };
+      std::array<signed char, 4U> expected = { int8_t(0x01), int8_t(0x5A), int8_t(0xA5), int8_t(0xFF) };
 
       etl::bit_stream_reader bit_stream(storage.data(), storage.size(), etl::endian::little);
 
diff --git a/test/test_correlation.cpp b/test/test_correlation.cpp
index aeed9f75..2bd689f1 100644
--- a/test/test_correlation.cpp
+++ b/test/test_correlation.cpp
@@ -86,7 +86,7 @@ namespace
     //*************************************************************************
     TEST(test_char_correlation_default_constructor)
     {
-      etl::correlation<etl::correlation_type::Population, char, int32_t> correlation;
+      etl::correlation<etl::correlation_type::Population, signed char, int32_t> correlation;
 
       double correlation_result = correlation;
 
diff --git a/test/test_covariance.cpp b/test/test_covariance.cpp
index 6ce84d72..705f1e12 100644
--- a/test/test_covariance.cpp
+++ b/test/test_covariance.cpp
@@ -86,7 +86,7 @@ namespace
     //*************************************************************************
     TEST(test_char_covariance_default_constructor)
     {
-      etl::covariance<etl::covariance_type::Population, char, int32_t> covariance;
+      etl::covariance<etl::covariance_type::Population, signed char, int32_t> covariance;
 
       double covariance_result = covariance;