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

src/IceClFlags.def

 //===- subzero/src/IceClFlags.def - Cl Flags for translation ----*- C++ -*-===//
 //
 //                        The Subzero Code Generator
 //
 // This file is distributed under the University of Illinois Open Source
 // License. See LICENSE.TXT for details.
 //
 //===----------------------------------------------------------------------===//
 ///
 /// \file
@@ skipping 327 matching lines @@
         clEnumValN(Ice::IceV_ConstPoolStats, "cpool",                          \
                    "Constant pool counters"),                                  \
         clEnumValN(Ice::IceV_Wasm, "wasm", "WebAssembly builder"),             \
         clEnumValN(Ice::IceV_All, "all", "Use all verbose options"),           \
         clEnumValN(Ice::IceV_Most, "most",                                     \
                    "Use all verbose options except 'regalloc,global_init'"),   \
         clEnumValN(Ice::IceV_None, "none", "No verbosity"), clEnumValEnd))     \
                                                                                \
   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
 
 #endif // SUBZERO_SRC_ICECLFLAGS_DEF