Loader settings bug fixes and expanded test coverage #2829

Job	Run time
codegen	14s
linux-no-asm	3m 44s
linux (gcc, g++, Debug, ubuntu-20.04)	2m 56s
chromium	1m 31s
linux (gcc, g++, Debug, ubuntu-22.04)	3m 36s
linux-32 (Debug)	2m 10s
linux-32-no-asm	2m 32s
linux (gcc, g++, Release, ubuntu-20.04)	6m 54s
linux-32 (Release)	2m 21s
linux (gcc, g++, Release, ubuntu-22.04)	6m 46s
linux (clang, clang++, Debug, ubuntu-20.04)	2m 12s
linux (clang, clang++, Debug, ubuntu-22.04)	3m 23s
linux (clang, clang++, Release, ubuntu-20.04)	4m 25s
linux (clang, clang++, Release, ubuntu-22.04)	6m 34s
windows_vs (Win32, Debug)	5m 22s
windows_vs (Win32, Release)	5m 3s
mingw-no-asm-explicit	1m 25s
windows_vs (x64, Debug)	5m 0s
mingw-no-asm	1m 50s
mingw	1m 36s
windows_vs (x64, Release)	5m 37s
mingw-use-gas	1m 55s
windows_clang (clang, Debug)	5m 12s
windows_vs-no-asm (Win32)	4m 6s
windows_clang (clang, Release)	4m 33s
windows_clang (clang-cl, Debug)	5m 4s
windows_vs-no-asm (x64)	4m 5s
windows_clang (clang-cl, Release)	4m 52s
Universal Binary Testing (STATIC ON) w/ Ninja	2m 24s
mac (Debug, APPLE_STATIC_LOADER=ON)	6m 46s
iOS	40s
Universal Binary Testing (STATIC ON) w/ Xcode	2m 19s
mac (Debug, APPLE_STATIC_LOADER=OFF)	4m 41s
tvOS	45s
Universal Binary Testing (STATIC OFF) w/ Ninja	1m 50s
mac (Release, APPLE_STATIC_LOADER=ON)	4m 31s
Universal Binary Testing (STATIC OFF) w/ Xcode	2m 3s
mac (Release, APPLE_STATIC_LOADER=OFF)	5m 13s
	2h 16m 10s

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