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d319ad5704
Developer build procedure fix. * tb/dev-build-pedantic-fix: config.mak.dev: fix typo when enabling -Wpedantic
104 lines
3.4 KiB
Plaintext
104 lines
3.4 KiB
Plaintext
ifndef COMPILER_FEATURES
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COMPILER_FEATURES := $(shell ./detect-compiler $(CC))
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endif
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ifeq ($(filter no-error,$(DEVOPTS)),)
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DEVELOPER_CFLAGS += -Werror
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SPARSE_FLAGS += -Wsparse-error
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endif
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DEVELOPER_CFLAGS += -Wall
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ifeq ($(filter no-pedantic,$(DEVOPTS)),)
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DEVELOPER_CFLAGS += -pedantic
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ifneq ($(or $(filter gcc5,$(COMPILER_FEATURES)),$(filter clang4,$(COMPILER_FEATURES))),)
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DEVELOPER_CFLAGS += -Wpedantic
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ifneq ($(filter gcc10,$(COMPILER_FEATURES)),)
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ifeq ($(uname_S),MINGW)
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DEVELOPER_CFLAGS += -Wno-pedantic-ms-format
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endif
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endif
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endif
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endif
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ifneq ($(uname_S),FreeBSD)
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ifneq ($(or $(filter gcc6,$(COMPILER_FEATURES)),$(filter clang7,$(COMPILER_FEATURES))),)
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DEVELOPER_CFLAGS += -std=gnu99
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endif
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else
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# FreeBSD cannot limit to C99 because its system headers unconditionally
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# rely on C11 features.
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endif
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DEVELOPER_CFLAGS += -Wdeclaration-after-statement
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DEVELOPER_CFLAGS += -Wformat-security
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DEVELOPER_CFLAGS += -Wold-style-definition
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DEVELOPER_CFLAGS += -Woverflow
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DEVELOPER_CFLAGS += -Wpointer-arith
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DEVELOPER_CFLAGS += -Wstrict-prototypes
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DEVELOPER_CFLAGS += -Wunused
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DEVELOPER_CFLAGS += -Wvla
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DEVELOPER_CFLAGS += -Wwrite-strings
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DEVELOPER_CFLAGS += -fno-common
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ifneq ($(filter clang4,$(COMPILER_FEATURES)),)
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DEVELOPER_CFLAGS += -Wtautological-constant-out-of-range-compare
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endif
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ifneq ($(or $(filter gcc6,$(COMPILER_FEATURES)),$(filter clang4,$(COMPILER_FEATURES))),)
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DEVELOPER_CFLAGS += -Wextra
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# if a function is public, there should be a prototype and the right
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# header file should be included. If not, it should be static.
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DEVELOPER_CFLAGS += -Wmissing-prototypes
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ifeq ($(filter extra-all,$(DEVOPTS)),)
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# These are disabled because we have these all over the place.
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DEVELOPER_CFLAGS += -Wno-empty-body
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DEVELOPER_CFLAGS += -Wno-missing-field-initializers
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DEVELOPER_CFLAGS += -Wno-sign-compare
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DEVELOPER_CFLAGS += -Wno-unused-parameter
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endif
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endif
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# uninitialized warnings on gcc 4.9.2 in xdiff/xdiffi.c and config.c
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# not worth fixing since newer compilers correctly stop complaining
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#
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# Likewise, gcc older than 4.9 complains about initializing a
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# struct-within-a-struct using just "{ 0 }"
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ifneq ($(filter gcc4,$(COMPILER_FEATURES)),)
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ifeq ($(filter gcc5,$(COMPILER_FEATURES)),)
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DEVELOPER_CFLAGS += -Wno-uninitialized
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DEVELOPER_CFLAGS += -Wno-missing-braces
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endif
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endif
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# Old versions of clang complain about initializaing a
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# struct-within-a-struct using just "{0}" rather than "{{0}}". This
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# error is considered a false-positive and not worth fixing, because
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# new clang versions do not, so just disable it.
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#
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# The "bug" was fixed in upstream clang 9.
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#
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# Complicating this is that versions of clang released by Apple have
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# their own version numbers (associated with the corresponding version
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# of XCode) unrelated to the official clang version numbers.
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#
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# The bug was fixed in Apple clang 12.
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#
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ifneq ($(filter clang1,$(COMPILER_FEATURES)),) # if we are using clang
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ifeq ($(uname_S),Darwin) # if we are on darwin
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ifeq ($(filter clang12,$(COMPILER_FEATURES)),) # if version < 12
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DEVELOPER_CFLAGS += -Wno-missing-braces
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endif
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else # not darwin
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ifeq ($(filter clang9,$(COMPILER_FEATURES)),) # if version < 9
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DEVELOPER_CFLAGS += -Wno-missing-braces
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endif
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endif
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endif
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# https://bugzilla.redhat.com/show_bug.cgi?id=2075786
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ifneq ($(filter gcc12,$(COMPILER_FEATURES)),)
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DEVELOPER_CFLAGS += -Wno-error=stringop-overread
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endif
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GIT_TEST_PERL_FATAL_WARNINGS = YesPlease
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