Merge

Author: LouisJenkinsCS

README.md

@@ -14,6 +14,4 @@ and now continued in the [Concurrent-Safe Memory Reclamation Systems effort for
 Intel's `CMPXCHG16B` must be supported on your system (it is on ~99% of machines these days)
 for double-word compare-and-swap. As well, when you compile you _must_ build with
 `CHPL_LLVM` set (I.E to `CHPL_LLVM=llvm` or `CHPL_LLVM=system`) as the program uses `extern`
-blocks, and you must compile with `--llvm` (or alternatively compile with `--ccflags -O2`)
-as GCC currently has an issue where it will try to 'optimize' the inlined assembly and results
-in a general protection fault. 
+blocks.