build: silence bogus -Wconversion warnings with gcc 5.1-5.4
#1853
pull[bot]curl-for-win.yml
on: push
linux-glibc-gcc
4m 27s
linux-musl-llvm
4m 15s
mac-clang
1m 40s
win-llvm
3m 13s
win-gcc-libssh-zlibng-x86
3m 13s