Adding a pass - RewritePNaClLibraryCalls, that replaces known library calls with stable bitcode int…

lib/Analysis/NaCl/PNaClABIVerifyModule.cpp

Index: lib/Analysis/NaCl/PNaClABIVerifyModule.cpp
diff --git a/lib/Analysis/NaCl/PNaClABIVerifyModule.cpp b/lib/Analysis/NaCl/PNaClABIVerifyModule.cpp
index 59b95592f66d2ea096bea6797efd71c5d3d9ade5..5ad8b8d0b5b5513e8d8999fcb6d583a85123cd50 100644
--- a/lib/Analysis/NaCl/PNaClABIVerifyModule.cpp
+++ b/lib/Analysis/NaCl/PNaClABIVerifyModule.cpp
@@ -142,6 +142,8 @@ bool PNaClABIVerifyModule::IsWhitelistedIntrinsic(const Function* F,
     case Intrinsic::memmove:
     case Intrinsic::memset:
     case Intrinsic::nacl_read_tp:
+    case Intrinsic::nacl_setjmp:
+    case Intrinsic::nacl_longjmp:
     case Intrinsic::trap:
       return true;