Activate warnings -Wshadow -Wsign-conversion -Wfloat-equal and display logs

[fspindle]

No description provided.

[codecov]

Codecov Report

✅ All modified and coverable lines are covered by tests.
✅ Project coverage is 48.81%. Comparing base (315ebf1) to head (0c882ef).
⚠️ Report is 296 commits behind head on master.

Additional details and impacted files

@@            Coverage Diff             @@
##           master    #1967      +/-   ##
==========================================
+ Coverage   48.79%   48.81%   +0.02%     
==========================================
  Files         532      532              
  Lines       69333    69396      +63     
  Branches    32426    32432       +6     
==========================================
+ Hits        33830    33878      +48     
- Misses      24924    31411    +6487     
+ Partials    10579     4107    -6472     

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[s-trinh]

Suggested change

	make -j$(nproc) install > make_install.log 2>&1
	echo "VISP_DIR=$(pwd)/install" >> $GITHUB_ENV
	echo $VISP_DIR
	# Filter and group warnings into a separate file
	grep -i "warning: " make_install.log > warnings.log
	echo "Build output logged to make_install.log"
	echo "Warnings logged to warnings.log"
	- name: Show build logs
	run: |
	echo "=== Buils logs ==="
	cat make_install.log
	- name: Show warnings
	run: |
	echo "=== WARNINGS ==="
	cat warnings.log
	make -j$(nproc) install 2>&1 | tee make_install.log
	echo "VISP_DIR=$(pwd)/install" >> $GITHUB_ENV
	echo $VISP_DIR
	# Filter and group warnings into a separate file
	grep -i "warning: " make_install.log > warnings.log
	echo "Build output logged to make_install.log"
	echo "Warnings logged to warnings.log"
	- name: Show build logs
	working-directory: build
	run: |
	echo "=== Buils logs ==="
	cat make_install.log
	- name: Show warnings
	working-directory: build
	run: |
	echo "=== WARNINGS ==="
	cat warnings.log

See: #1968

working-directory: build is missing.
Suggestion to use tee to still have an output when the GHA is running, to have an output in real-time when checking the CI.
If tee is used, Show build logs section could be dropped.