improve portability to platforms that don't put python in /usr/bin.  Patch by
Pawel Worach!


git-svn-id: https://llvm.org/svn/llvm-project/compiler-rt/trunk@74869 91177308-0d34-0410-b5e6-96231b3b80d8
diff --git a/make/filter-inputs b/make/filter-inputs
index dbae957..8a6bbe2 100755
--- a/make/filter-inputs
+++ b/make/filter-inputs
@@ -1,4 +1,4 @@
-#!/usr/bin/python
+#!/usr/bin/env python
 
 #===- make/filter-inputs ---------------------------------------------------===#
 #