CMake/Modules/Compiler/GNU-ASM.cmake

# This file is loaded when gcc/g++ is used for assembler files (the "ASM" cmake language)
include(Compiler/GNU)

set(CMAKE_ASM_SOURCE_FILE_EXTENSIONS s;S;asm)

__compiler_gnu(ASM)

if(CMAKE_ASM${ASM_DIALECT}_COMPILER_ID_VENDOR_MATCH STREQUAL "GNU assembler")
  set(CMAKE_DEPFILE_FLAGS_ASM${ASM_DIALECT} "--MD <DEPFILE>")
endif()