Author: ericwf
Date: Wed Jun 1 20:19:52 2016
New Revision: 271462
URL: http://llvm.org/viewvc/llvm-project?rev=271462&view=rev
Log:
Add status/warning message for 32 bit builds
Modified:
libunwind/trunk/CMakeLists.txt
Modified: libunwind/trunk/CMakeLists.txt
URL:
http://llvm.org/viewvc/llvm-project/libunwind/trunk/CMakeLists.txt?rev=271462&r1=271461&r2=271462&view=diff
==============================================================================
--- libunwind/trunk/CMakeLists.txt (original)
+++ libunwind/trunk/CMakeLists.txt Wed Jun 1 20:19:52 2016
@@ -110,6 +110,16 @@ set(LIBUNWIND_TARGET_TRIPLE "" CACHE STR
set(LIBUNWIND_GCC_TOOLCHAIN "" CACHE PATH "GCC toolchain for cross compiling.")
set(LIBUNWIND_SYSROOT "" CACHE PATH "Sysroot for cross compiling.")
+
+# Check that we can build with 32 bits if requested.
+if (CMAKE_SIZEOF_VOID_P EQUAL 8 AND NOT WIN32)
+ if (LIBUNWIND_BUILD_32_BITS AND NOT LLVM_BUILD_32_BITS) # Don't duplicate
the output from LLVM
+ message(STATUS "Building 32 bits executables and libraries.")
+ endif()
+elseif(LIBUNWIND_BUILD_32_BITS)
+ message(FATAL_ERROR "LIBUNWIND_BUILD_32_BITS=ON is not supported on this
platform.")
+endif()
+
#===============================================================================
# Configure System
#===============================================================================
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