[CMake] All the checks for if LLVM_VERSION_* variables are set need to be if(DEFINED...

[oota-llvm.git] / CMakeLists.txt

diff --git a/CMakeLists.txt b/CMakeLists.txt
index 82e937e7adecec4befe7ed277c4f7f8c1131606f..bbfd68d5590ce8095d5226b9140894d61443f6ca 100644 (file)
--- a/CMakeLists.txt
+++ b/CMakeLists.txt
@@ -26,13 +26,13 @@ else()
   set(cmake_3_2_USES_TERMINAL USES_TERMINAL)
 endif()
 
-if(NOT LLVM_VERSION_MAJOR)
+if(NOT DEFINED LLVM_VERSION_MAJOR)
   set(LLVM_VERSION_MAJOR 3)
 endif()
-if(NOT LLVM_VERSION_MINOR)
+if(NOT DEFINED LLVM_VERSION_MINOR)
   set(LLVM_VERSION_MINOR 8)
 endif()
-if(NOT LLVM_VERSION_PATCH)
+if(NOT DEFINED LLVM_VERSION_PATCH)
   set(LLVM_VERSION_PATCH 0)
 endif()
 if(NOT DEFINED LLVM_VERSION_SUFFIX)