No longer disable wd4146, fix warnings, and disable this warning when including LLVM headers in LLVMReactor.cpp, as it trips for specific headers like MathExtras.h, StringExtras.h. Fixes ANGLE roll. Bug: angleproject:4034 Change-Id: I102f4c18ac47c2db8abddf1b4ceace7987e6df57 Reviewed-on: https://swiftshader-review.googlesource.com/c/SwiftShader/+/37488 Kokoro-Presubmit: kokoro <noreply+kokoro@google.com> Tested-by: Antonio Maiorano <amaiorano@google.com> Reviewed-by: Antonio Maiorano <amaiorano@google.com>
