[LLVMdev] LLVM use of C++ exceptions and RTTI

[Óscar Fuentes]

Francois Pichet <pichet2000 at gmail.com> writes:

[snip]

> I am not a CMake expert (hello Oscar!), but if nobody fix it. I'll try
> to do it myself.

Disabling EH on MSVC creates warnings coming from system files
(xlocale). I'm reluctant to commit the patch until the consequences are
analyzed.

index a71c6f2..deca699 100644
--- a/cmake/modules/LLVMProcessSources.cmake
+++ b/cmake/modules/LLVMProcessSources.cmake
@@ -41,11 +41,15 @@ function(llvm_process_sources OUT_VAR)
   if( NOT LLVM_REQUIRES_EH )
     if( CMAKE_COMPILER_IS_GNUCXX )
       add_definitions( -fno-exceptions )
+    elseif( MSVC )
+      add_definitions( /EHs-c- )
     endif()
   endif()
   if( NOT LLVM_REQUIRES_RTTI )
     if( CMAKE_COMPILER_IS_GNUCXX )
       add_definitions( -fno-rtti )
+    elseif( MSVC )
+      add_definitions( /GR- )
     endif()
   endif()