From 56fe8f14099930935e3870e3e823c322a85c1c89 Mon Sep 17 00:00:00 2001
From: Dimitry Andric <dim@FreeBSD.org>
Date: Sun, 12 Jun 2011 15:42:51 +0000
Subject: Vendor import of llvm trunk r132879:
 http://llvm.org/svn/llvm-project/llvm/trunk@132879

---
 cmake/modules/HandleLLVMOptions.cmake  | 8 +++++++-
 cmake/modules/LLVMProcessSources.cmake | 4 ++--
 2 files changed, 9 insertions(+), 3 deletions(-)

(limited to 'cmake/modules')

diff --git a/cmake/modules/HandleLLVMOptions.cmake b/cmake/modules/HandleLLVMOptions.cmake
index 0633ac9e3a5b1..d0427acbd5dc0 100644
--- a/cmake/modules/HandleLLVMOptions.cmake
+++ b/cmake/modules/HandleLLVMOptions.cmake
@@ -1,5 +1,11 @@
 include(AddLLVMDefinitions)
 
+if( CMAKE_COMPILER_IS_GNUCXX )
+  set(LLVM_COMPILER_IS_GCC_COMPATIBLE ON)
+elseif( "${CMAKE_CXX_COMPILER_ID}" MATCHES "Clang" )
+  set(LLVM_COMPILER_IS_GCC_COMPATIBLE ON)
+endif()
+
 # Run-time build mode; It is used for unittests.
 if(MSVC_IDE)
   # Expect "$(Configuration)", "$(OutDir)", etc.
@@ -167,7 +173,7 @@ if( MSVC )
   if (LLVM_ENABLE_WERROR)
     add_llvm_definitions( /WX )
   endif (LLVM_ENABLE_WERROR)
-elseif( CMAKE_COMPILER_IS_GNUCXX )
+elseif( LLVM_COMPILER_IS_GCC_COMPATIBLE )
   if (LLVM_ENABLE_WARNINGS)
     add_llvm_definitions( -Wall -W -Wno-unused-parameter -Wwrite-strings )
     if (LLVM_ENABLE_PEDANTIC)
diff --git a/cmake/modules/LLVMProcessSources.cmake b/cmake/modules/LLVMProcessSources.cmake
index 270292ad3b863..641f1b33e1dc1 100644
--- a/cmake/modules/LLVMProcessSources.cmake
+++ b/cmake/modules/LLVMProcessSources.cmake
@@ -56,7 +56,7 @@ function(llvm_process_sources OUT_VAR)
 
   # Set common compiler options:
   if( NOT LLVM_REQUIRES_EH )
-    if( CMAKE_COMPILER_IS_GNUCXX )
+    if( LLVM_COMPILER_IS_GCC_COMPATIBLE )
       add_definitions( -fno-exceptions )
     elseif( MSVC )
       llvm_replace_compiler_option(CMAKE_CXX_FLAGS "/EHsc" "/EHs-c-")
@@ -64,7 +64,7 @@ function(llvm_process_sources OUT_VAR)
     endif()
   endif()
   if( NOT LLVM_REQUIRES_RTTI )
-    if( CMAKE_COMPILER_IS_GNUCXX )
+    if( LLVM_COMPILER_IS_GCC_COMPATIBLE )
       llvm_replace_compiler_option(CMAKE_CXX_FLAGS "-frtti" "-fno-rtti")
     elseif( MSVC )
       llvm_replace_compiler_option(CMAKE_CXX_FLAGS "/GR" "/GR-")
-- 
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