Merge pull request travitch#104 from SRI-CSL/master

Synching up to start  2021

Author: ianamason

README.md

@@ -1,6 +1,6 @@
 ![WLLVM](img/dragon128x128.png?raw_true)Whole Program LLVM
 
-[![License: MIT](https://img.shields.io/badge/License-MIT-yellow.svg)](https://opensource.org/licenses/MIT)
+[![License: MIT](https://img.shields.io/badge/License-MIT-blueviolet.svg)](https://opensource.org/licenses/MIT)
 [![PyPI version](https://badge.fury.io/py/wllvm.svg)](https://badge.fury.io/py/wllvm)
 [![Build Status](https://travis-ci.org/SRI-CSL/whole-program-llvm.svg?branch=master)](https://travis-ci.org/SRI-CSL/whole-program-llvm)
 [![PyPI Statistics](https://img.shields.io/pypi/dm/wllvm.svg)](https://pypistats.org/packages/wllvm)
@@ -255,8 +255,8 @@ LTO Support
 -----------
 
 In some situations it is desirable to pass certain flags to clang in the step that
-produces the bitcode. This can be fulfilled by setting the 
-`LLVM_BITCODE_GENERATION_FLAGS` environment variable to the desired 
+produces the bitcode. This can be fulfilled by setting the
+`LLVM_BITCODE_GENERATION_FLAGS` environment variable to the desired
 flags, for example `"-flto -fwhole-program-vtables"`.
 
 Debugging

wllvm/arglistfilter.py

@@ -47,8 +47,8 @@ def __init__(self, inputList, exactMatches={}, patternMatches={}):
             '-v' : (0, ArgumentListFilter.compileOnlyCallback),
 
             #warnings (apart from the regex below)
-            '-w' : (0, ArgumentListFilter.compileOnlyCallback),
-            '-W' : (0, ArgumentListFilter.compileOnlyCallback),
+            '-w' : (0, ArgumentListFilter.compileUnaryCallback),
+            '-W' : (0, ArgumentListFilter.compileUnaryCallback),
 
 
             #iam: if this happens, then we need to stop and think.