set(CLANG_RESOURCE_DIR "" CACHE STRING
"Relative directory from the Clang binary to its resource files.")
+option(LLVM_ENABLE_CBE_PRINTF_A "Set to ON if CBE is enabled for printf %a output" ON)
+if(LLVM_ENABLE_CBE_PRINTF_A)
+ set(ENABLE_CBE_PRINTF_A 1)
+endif()
+
+option(LLVM_ENABLE_TIMESTAMPS "Enable embedding timestamp information in build" ON)
+if(LLVM_ENABLE_TIMESTAMPS)
+ set(ENABLE_TIMESTAMPS 1)
+endif()
+
set(C_INCLUDE_DIRS "" CACHE STRING
"Colon separated list of directories clang will search for headers.")
endif(UNIX)
endif(WIN32)
-include(config-ix)
-
option(LLVM_ENABLE_PIC "Build Position-Independent Code" ON)
-set(ENABLE_PIC 0)
if( LLVM_ENABLE_PIC )
- if( XCODE )
- # Xcode has -mdynamic-no-pic on by default, which overrides -fPIC. I don't
- # know how to disable this, so just force ENABLE_PIC off for now.
- message(STATUS "Warning: -fPIC not supported with Xcode.")
- else( XCODE )
- if( SUPPORTS_FPIC_FLAG )
+ if( XCODE )
+ # Xcode has -mdynamic-no-pic on by default, which overrides -fPIC. I don't
+ # know how to disable this, so just force ENABLE_PIC off for now.
+ message(WARNING "-fPIC not supported with Xcode.")
+ elseif( WIN32 )
+ # On Windows all code is PIC. MinGW warns if -fPIC is used.
+ else()
+ include(CheckCXXCompilerFlag)
+ check_cxx_compiler_flag("-fPIC" SUPPORTS_FPIC_FLAG)
+ if( SUPPORTS_FPIC_FLAG )
message(STATUS "Building with -fPIC")
- add_llvm_definitions(-fPIC)
- set(ENABLE_PIC 1)
- else( SUPPORTS_FPIC_FLAG )
- message(STATUS "Warning: -fPIC not supported.")
- endif()
- endif()
+ set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} -fPIC")
+ set(CMAKE_C_FLAGS "${CMAKE_CXX_FLAGS} -fPIC")
+ else( SUPPORTS_FPIC_FLAG )
+ message(WARNING "-fPIC not supported.")
+ endif()
+ endif()
endif()
+include(config-ix)
+
set( CMAKE_RUNTIME_OUTPUT_DIRECTORY ${LLVM_TOOLS_BINARY_DIR} )
set( CMAKE_LIBRARY_OUTPUT_DIRECTORY ${LLVM_BINARY_DIR}/lib )
set( CMAKE_ARCHIVE_OUTPUT_DIRECTORY ${LLVM_BINARY_DIR}/lib )
set(CMAKE_C_STANDARD_LIBRARIES "${CMAKE_C_STANDARD_LIBRARIES}${LLVM_SYSTEM_LIBS}")
endif()
+if( MINGW )
+ # People report that -O3 is unreliable on MinGW. The traditional
+ # build also uses -O2 for that reason:
+ llvm_replace_compiler_option(CMAKE_CXX_FLAGS_RELEASE "-O3" "-O2")
+endif()
+
add_subdirectory(lib/Support)
# Everything else depends on Support: