[CMake] Add LLVM_BUILD_32_BITS to LLVMConfig.cmake
Previously out-of-tree passes could detect if LLVM was built with
LLVM_BUILD_32_BITS by looking for -m32 in LLVM_DEFINITIONS, but as of r271871
it no longer appears there. Resolve this by instead emitting LLVM_BUILD_32_BITS
in LLVMConfig so it can be checked for directly.
Differential Revision: http://reviews.llvm.org/D21434
llvm-svn: 274351
diff --git a/llvm/cmake/modules/LLVMConfig.cmake.in b/llvm/cmake/modules/LLVMConfig.cmake.in
index b99ab7f..492a43d 100644
--- a/llvm/cmake/modules/LLVMConfig.cmake.in
+++ b/llvm/cmake/modules/LLVMConfig.cmake.in
@@ -41,6 +41,8 @@
set(LLVM_ENABLE_PIC @LLVM_ENABLE_PIC@)
+set(LLVM_BUILD_32_BITS @LLVM_BUILD_32_BITS@)
+
set(LLVM_ENABLE_PLUGINS @LLVM_ENABLE_PLUGINS@)
set(LLVM_EXPORT_SYMBOLS_FOR_PLUGINS @LLVM_EXPORT_SYMBOLS_FOR_PLUGINS@)
set(LLVM_PLUGIN_EXT @LLVM_PLUGIN_EXT@)