[PATCH] D19907: cmake: Prefix Polly options with LLVM_ to avoid variable shadowing

[Tobias Grosser via llvm-commits]

This revision was automatically updated to reflect the committed changes.
Closed by commit rL268537: cmake: Prefix Polly options with LLVM_ to avoid variable shadowing (authored by grosser).

Changed prior to commit:
  http://reviews.llvm.org/D19907?vs=56106&id=56193#toc

Repository:
  rL LLVM

http://reviews.llvm.org/D19907

Files:
  llvm/trunk/CMakeLists.txt

Index: llvm/trunk/CMakeLists.txt
===================================================================
--- llvm/trunk/CMakeLists.txt
+++ llvm/trunk/CMakeLists.txt
@@ -343,8 +343,26 @@
 option(LLVM_USE_SPLIT_DWARF
   "Use -gsplit-dwarf when compiling llvm." OFF)
 
-option(WITH_POLLY "Build LLVM with Polly" ON)
-option(LINK_POLLY_INTO_TOOLS "Static link Polly into tools" ON)
+option(LLVM_POLLY_LINK_INTO_TOOLS "Statically link Polly into tools (if available)" ON)
+option(LLVM_POLLY_BUILD "Build LLVM with Polly" ON)
+
+if (EXISTS ${LLVM_MAIN_SRC_DIR}/tools/polly/CMakeLists.txt)
+  set(POLLY_IN_TREE TRUE)
+else()
+  set(POLLY_IN_TREE FALSE)
+endif()
+
+if (LLVM_POLLY_BUILD AND POLLY_IN_TREE)
+  set(WITH_POLLY ON)
+else()
+  set(WITH_POLLY OFF)
+endif()
+
+if (LLVM_POLLY_LINK_INTO_TOOLS AND WITH_POLLY)
+  set(LINK_POLLY_INTO_TOOLS ON)
+else()
+  set(LINK_POLLY_INTO_TOOLS OFF)
+endif()
 
 # Define an option controlling whether we should build for 32-bit on 64-bit
 # platforms, where supported.
@@ -395,16 +413,6 @@
 option (LLVM_BUILD_EXTERNAL_COMPILER_RT
   "Build compiler-rt as an external project." OFF)
 
-if(WITH_POLLY)
-  if(NOT EXISTS ${LLVM_MAIN_SRC_DIR}/tools/polly/CMakeLists.txt)
-    set(WITH_POLLY OFF)
-  endif()
-endif(WITH_POLLY)
-
-if (NOT WITH_POLLY)
- set(LINK_POLLY_INTO_TOOLS OFF)
-endif (NOT WITH_POLLY)
-
 # You can configure which libraries from LLVM you want to include in the
 # shared library by setting LLVM_DYLIB_COMPONENTS to a semi-colon delimited
 # list of LLVM components. All component names handled by llvm-config are valid.


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