Disable MSVC's warning about noreturn destructors

This warning fires on:
  Operator::~Operator() {
    llvm_unreachable("should never destroy an Operator");
  }

That seems like a false positive.  I don't see any good way to silence
the warning here, so I'm disabling it.

llvm-svn: 173455

diff --git a/llvm/cmake/modules/HandleLLVMOptions.cmake b/llvm/cmake/modules/HandleLLVMOptions.cmake
index 711fe96..7b0f464 100644 (file)
--- a/llvm/cmake/modules/HandleLLVMOptions.cmake
+++ b/llvm/cmake/modules/HandleLLVMOptions.cmake
@@ -169,6 +169,7 @@ if( MSVC )
     -wd4551 # Suppress 'function call missing argument list'
     -wd4624 # Suppress ''derived class' : destructor could not be generated because a base class destructor is inaccessible'
     -wd4715 # Suppress ''function' : not all control paths return a value'
+    -wd4722 # Suppress ''function' : destructor never returns, potential memory leak'
     -wd4800 # Suppress ''type' : forcing value to bool 'true' or 'false' (performance warning)'
 
     # Promoted warnings.