set clang as default compiler in build files (c34fee06) · Commits · SA4 / Audio / IVAS BASOP

CMakeLists.txt

+9 −2

Original line number	Diff line number	Diff line
		@@ -37,6 +37,7 @@ set(CMAKE_C_STANDARD 99)
		if(UNIX)
		set(TARGET_PLATFORM "" CACHE STRING "i686 / x86_64")
		set(CLANG "" CACHE STRING "1=msan / 2=asan / 3=usan")
		set(GCC "" CACHE STRING "1=use gcc instead of default (clang)")
		set(GCOV OFF CACHE BOOL "enable GCOV")
		set(STRIP OFF CACHE BOOL "enable STRIP")

		@@ -62,10 +63,16 @@ if(UNIX)
		# to be uncommented in CI
		# set(CMAKE_C_FLAGS "${CMAKE_C_FLAGS} -Werror")

		# set C compiler
		if(GCC OR GCOV)
		find_program(cc NAMES gcc-13 gcc REQUIRED)
		else()
		find_program(cc NAMES clang-18 clang REQUIRED)
		endif()
		set(CMAKE_C_COMPILER "${cc}" CACHE STRING "")

		# CLANG
		if(CLANG)
		find_program(clangBin NAMES /home/amm-archiv/soft/Linux/clang/current/bin/clang clang REQUIRED)
		set(CMAKE_C_COMPILER "${clangBin}" CACHE STRING "")
		if("${CLANG}" MATCHES "1" OR "${CLANG}" MATCHES "msan")
		set(CMAKE_C_FLAGS "${CMAKE_C_FLAGS} -fsanitize=memory")
		set(CMAKE_EXE_LINKER_FLAGS "${CMAKE_EXE_LINKER_FLAGS} -fsanitize=memory")

+20 −6

Original line number	Diff line number	Diff line
		@@ -34,7 +34,7 @@ LIB_LC3PLUS ?= liblc3plus.a
		LIB_LIBUTIL ?= libivasutil.a

		# Default tool settings
		CC ?= gcc
		CC ?= cc
		RM ?= rm -f
		AR ?= ar

		@@ -74,23 +74,31 @@ CFLAGS += -Wunused-but-set-variable
		# libs to link
		LDLIBS += -lm

		# check if clang is available on system and use it if it is there
		CLANG_EXISTS := $(shell which clang)

		ifneq "$(CLANG_EXISTS)" ""
		CC = clang
		else
		$(warning clang compiler not found - falling back to cc)
		endif

		# Clang sanitizer compiler options
		CCCLANG = clang
		ifeq "$(CLANG)" "0"
		CC = $(CCCLANG)
		CC = clang
		endif
		ifeq "$(CLANG)" "1"
		CC = $(CCCLANG)
		CC = clang
		CFLAGS += -fsanitize=memory
		LDFLAGS += -fsanitize=memory
		endif
		ifeq "$(CLANG)" "2"
		CC = $(CCCLANG)
		CC = clang
		CFLAGS += -fsanitize=address
		LDFLAGS += -fsanitize=address
		endif
		ifeq "$(CLANG)" "3"
		CC = $(CCCLANG)
		CC = clang
		# NOTE: keep in sync with list in CMakeLists.txt
		usan_checks = undefined,float-divide-by-zero,implicit-conversion,local-bounds
		CFLAGS += -fsanitize=$(usan_checks)
		@@ -104,6 +112,11 @@ LDFLAGS += -fsanitize-ignorelist=ubsan_ignorelist.txt
		endif
		endif

		# check if explicitly gcc is mandated
		ifneq "$(GCC)" ""
		CC = gcc
		endif

		ifeq "$(RELEASE)" "1"
		CFLAGS += -DRELEASE
		OPTIM ?= 2
		@@ -115,6 +128,7 @@ LDFLAGS += -g3
		endif

		ifeq "$(GCOV)" "1"
		CC = gcc
		CFLAGS += -fprofile-arcs -ftest-coverage -fprofile-update=atomic
		LDFLAGS += -fprofile-arcs -ftest-coverage -fprofile-update=atomic
		endif