Subzero WASM: avoid needless comparisons, add bounds check flag option

src/IceClFlags.def

Index: src/IceClFlags.def
diff --git a/src/IceClFlags.def b/src/IceClFlags.def
index cfbf9aab6357a0a5258add2fdfe6bdd2413b6893..ca5698b97fb46cd4708722353ff26e1991b74f27 100644
--- a/src/IceClFlags.def
+++ b/src/IceClFlags.def
@@ -345,7 +345,11 @@ struct dev_list_flag {};
                                                                                \
   X(VerboseFocusOnString, std::string, dev_opt_flag, "verbose-focus",          \
     cl::desc("Override with -verbose=none except for specified functions"),    \
-    cl::init(":"))
+    cl::init(":"))                                                             \
+                                                                               \
+  X(WasmBoundsCheck, bool, dev_opt_flag, "wasm-bounds-check",                  \
+    cl::desc("Omit bounds checking code in WASM frontend"),                    \

[Jim Stichnoth, 2016/05/06 21:09:17]

s/Omit/Add/

[Eric Holk, 2016/05/06 21:28:15]

Done.

+    cl::init(true))
 //#define X(Name, Type, ClType, ...)
 
 } // end of namespace Ice