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test-variants.mk revision 1.6
      1 # $NetBSD: test-variants.mk,v 1.6 2024/03/01 17:47:05 rillig Exp $
      2 #
      3 # Build several variants of make and run the tests on them.
      4 #
      5 # The output of this test suite must be inspected manually to see the
      6 # interesting details.  The main purpose is to list the available build
      7 # options.
      8 
      9 .MAIN: usage
     10 usage:
     11 	@echo 'usage: ${MAKE} -f ${MAKEFILE} list'
     12 	@echo '       ${MAKE} -f ${MAKEFILE} all'
     13 	@echo '       ${MAKE} -f ${MAKEFILE} <test>...'
     14 
     15 
     16 TESTS+=			default
     17 #ENV.default=		VAR=value...
     18 #CPPFLAGS.default=	-DMACRO -I...
     19 #CFLAGS.default=	-O1
     20 #SKIP.default=		yes
     21 #SKIP_TESTS.default=	varmod-subst
     22 
     23 # Try a different compiler, with slightly different warnings and error
     24 # messages.  Clang has a few stricter checks than GCC, concerning enums
     25 # and non-literal format strings.
     26 #
     27 TESTS+=			llvm
     28 ENV.llvm=		HAVE_LLVM="yes"
     29 
     30 # Use emalloc for memory allocation.
     31 TESTS+=			emalloc
     32 ENV.emalloc=		TOOLDIR=""
     33 
     34 # NetBSD 10 fails with:
     35 # filemon_dev.c:93:19: error: 'FILEMON_SET_FD' undeclared
     36 TESTS+=			filemon-dev
     37 ENV.filemon-dev=	USE_FILEMON="dev"
     38 SKIP.filemon-dev=	yes
     39 
     40 TESTS+=			filemon-ktrace
     41 ENV.filemon-ktrace=	USE_FILEMON="ktrace"
     42 
     43 TESTS+=			filemon-none
     44 ENV.filemon-none=	USE_FILEMON="no"
     45 # The following tests only fail due to the extra variable in the debug log.
     46 SKIP_TESTS.filemon-none= \
     47 			opt-debug-graph1 \
     48 			opt-debug-graph2 \
     49 			opt-debug-graph3 \
     50 			suff-main-several \
     51 			suff-transform-debug
     52 
     53 TESTS+=			no-meta
     54 ENV.no-meta=		USE_META="no"
     55 SKIP_TESTS.no-meta=	depsrc-meta meta-cmd-cmp
     56 
     57 TESTS+=			cleanup
     58 CPPFLAGS.cleanup=	-DCLEANUP
     59 
     60 TESTS+=			debug-refcnt
     61 CPPFLAGS.debug-refcnt=	-DDEBUG_REFCNT
     62 
     63 TESTS+=			debug-hash
     64 CPPFLAGS.debug-hash=	-DDEBUG_HASH_LOOKUP
     65 SKIP_TESTS.debug-hash=	opt-debug-hash	# mixes regular and debug output
     66 
     67 TESTS+=			debug-meta
     68 CPPFLAGS.debug-meta=	-DDEBUG_META_MODE
     69 SKIP_TESTS.debug-meta=	depsrc-meta meta-cmd-cmp # generate extra debug output
     70 
     71 # Produces lots of debugging output.
     72 #
     73 TESTS+=			debug-src
     74 CPPFLAGS.debug-src=	-DDEBUG_SRC
     75 SKIP.debug-src=		yes
     76 
     77 # NetBSD 8.0 x86_64
     78 # In file included from arch.c:135:0:
     79 # /usr/include/sys/param.h:357:0: error: "MAXPATHLEN" redefined [-Werror]
     80 TESTS+=			maxpathlen
     81 CPPFLAGS.maxpathlen=	-DMAXPATHLEN=20
     82 SKIP.maxpathlen=	yes
     83 
     84 # NetBSD 8.0 x86_64 says:
     85 # In file included from /usr/include/sys/param.h:115:0,
     86 #                 from arch.c:135:
     87 # /usr/include/sys/syslimits.h:60:0: error: "PATH_MAX" redefined [-Werror]
     88 TESTS+=			path_max
     89 CPPFLAGS.path_max=	-DPATH_MAX=20
     90 SKIP.path_max=		yes
     91 
     92 # This higher optimization level may trigger additional "may be used
     93 # uninitialized" errors. Could be combined with other compilers as well.
     94 #
     95 TESTS+=			opt-3
     96 CFLAGS.opt-3=		-O3
     97 
     98 # When optimizing for small code size, GCC gets confused by the initialization
     99 # status of local variables in some cases.
    100 TESTS+=			opt-size
    101 CFLAGS.opt-size=	-Os
    102 
    103 TESTS+=			opt-none
    104 CFLAGS.opt-none=	-O0 -ggdb
    105 
    106 # Ensure that every inline function is declared as MAKE_ATTR_UNUSED.
    107 TESTS+=			no-inline
    108 CPPFLAGS.no-inline=	-Dinline=
    109 
    110 # Is expected to fail with "<stdbool.h> is included in pre-C99 mode" since
    111 # main.c includes <sys/sysctl.h>, which includes <stdbool.h> even in pre-C99
    112 # mode.  This would lead to inconsistent definitions of bool and thus
    113 # differently sized struct CmdOpts and others.
    114 TESTS+=			c90-plain
    115 ENV.c90-plain=		USE_FILEMON=no	# filemon uses designated initializers
    116 CFLAGS.c90-plain=	-std=c90 -ansi -pedantic -Wno-system-headers
    117 SKIP.c90-plain=		yes
    118 
    119 # The make source code is _intended_ to be compatible with C90, it uses some
    120 # C99 features though (snprintf).  The workaround with USE_C99_BOOLEAN is
    121 # necessary on NetBSD 9.99 since main.c includes <sys/sysctl.h>, which
    122 # includes <stdbool.h> even in pre-C99 mode.
    123 TESTS+=			c90-stdbool
    124 ENV.c90-stdbool=	USE_FILEMON=no	# filemon uses designated initializers
    125 CFLAGS.c90-stdbool=	-std=c90 -ansi -pedantic -Wno-system-headers
    126 CPPFLAGS.c90-stdbool=	-DUSE_C99_BOOLEAN
    127 
    128 # Ensure that there are only side-effect-free conditions in the assert
    129 # macro, or at least none that affect the outcome of the tests.
    130 #
    131 TESTS+=			no-assert
    132 CPPFLAGS.no-assert=	-DNDEBUG
    133 
    134 # Only in native mode, make dares to use a shortcut in Compat_RunCommand
    135 # that circumvents the shell and instead calls execvp directly.
    136 # Another effect is that the shell is run with -q, which prevents the
    137 # -x and -v flags from echoing the commands from profile files.
    138 TESTS+=			non-native
    139 CPPFLAGS.non-native=	-UMAKE_NATIVE
    140 CPPFLAGS.non-native+=	-DHAVE_STRERROR -DHAVE_SETENV -DHAVE_VSNPRINTF
    141 
    142 # Running the code coverage using gcov took a long time on NetBSD < 10, due to
    143 # https://gnats.netbsd.org/55808.
    144 #
    145 # Combining USE_COVERAGE with HAVE_LLVM does not work since ld fails to link
    146 # with the coverage library.
    147 #
    148 # Turning the optimization off is required because gcov does not work on the
    149 # source code level but on the intermediate code after optimization:
    150 # https://gcc.gnu.org/bugzilla/show_bug.cgi?id=96622
    151 #
    152 TESTS+=			coverage
    153 ENV.coverage=		USE_COVERAGE="yes"
    154 CFLAGS.coverage=	-O0 -ggdb
    155 
    156 TESTS+=			fort
    157 ENV.fort=		USE_FORT="yes"
    158 
    159 # Ensure that the tests can be specified either as relative filenames or
    160 # as absolute filenames.
    161 TESTS+=			abs
    162 ENV.abs=		USE_ABSOLUTE_TESTNAMES="yes"
    163 
    164 # This test is the result of reading through the GCC 10 "Warning Options"
    165 # documentation, noting down everything that sounded interesting.
    166 #
    167 TESTS+=			gcc-warn
    168 CFLAGS.gcc-warn=	-Wmisleading-indentation
    169 CFLAGS.gcc-warn+=	-Wmissing-attributes
    170 CFLAGS.gcc-warn+=	-Wmissing-braces
    171 CFLAGS.gcc-warn+=	-Wextra
    172 CFLAGS.gcc-warn+=	-Wnonnull
    173 CFLAGS.gcc-warn+=	-Wnonnull-compare
    174 CFLAGS.gcc-warn+=	-Wnull-dereference
    175 CFLAGS.gcc-warn+=	-Wimplicit
    176 CFLAGS.gcc-warn+=	-Wimplicit-fallthrough=4
    177 CFLAGS.gcc-warn+=	-Wignored-qualifiers
    178 CFLAGS.gcc-warn+=	-Wunused
    179 CFLAGS.gcc-warn+=	-Wunused-but-set-variable
    180 CFLAGS.gcc-warn+=	-Wunused-parameter
    181 CFLAGS.gcc-warn+=	-Wduplicated-branches
    182 CFLAGS.gcc-warn+=	-Wduplicated-cond
    183 CFLAGS.gcc-warn+=	-Wunused-macros
    184 CFLAGS.gcc-warn+=	-Wcast-function-type
    185 CFLAGS.gcc-warn+=	-Wconversion
    186 CFLAGS.gcc-warn+=	-Wenum-compare
    187 CFLAGS.gcc-warn+=	-Wmissing-field-initializers
    188 CFLAGS.gcc-warn+=	-Wredundant-decls
    189 CFLAGS.gcc-warn+=	-Wno-error=conversion
    190 CFLAGS.gcc-warn+=	-Wno-error=sign-conversion
    191 CFLAGS.gcc-warn+=	-Wno-error=unused-macros
    192 CFLAGS.gcc-warn+=	-Wno-error=unused-parameter
    193 CFLAGS.gcc-warn+=	-Wno-error=duplicated-branches
    194 
    195 .for shell in /usr/pkg/bin/bash /usr/pkg/bin/dash
    196 .  if exists(${shell})
    197 TESTS+=		${shell:T}
    198 CPPFLAGS.${shell:T}=	-DDEFSHELL_CUSTOM="\"${shell}\""
    199 .  endif
    200 .endfor
    201 
    202 
    203 .MAKEFLAGS: -k
    204 .MAKE.DEPENDFILE=	nonexistent
    205 
    206 .PHONY: usage list all ${TESTS}
    207 
    208 all: ${TESTS:${TESTS:@t@${SKIP.$t:Myes:%=N$t}@:ts:}}
    209 
    210 SLOW_TESTS=	dotwait sh-flags
    211 
    212 .for test in ${TESTS}
    213 _ENV.${test}=	PATH="$$PATH"
    214 _ENV.${test}+=	USETOOLS="no"
    215 _ENV.${test}+=	MALLOC_OPTIONS="JA"		# for jemalloc 1.0.0
    216 _ENV.${test}+=	MALLOC_CONF="junk:true"		# for jemalloc 5.1.0
    217 _ENV.${test}+=	_MKMSG_COMPILE=":"
    218 _ENV.${test}+=	_MKMSG_CREATE=":"
    219 _ENV.${test}+=	_MKMSG_FORMAT=":"
    220 _ENV.${test}+=	_MKMSG_TEST=":"
    221 _ENV.${test}+=	${ENV.${test}}
    222 _ENV.${test}+=	USER_CPPFLAGS=${CPPFLAGS.${.TARGET}:Q}
    223 _ENV.${test}+=	USER_CFLAGS=${CFLAGS.${.TARGET}:Q}
    224 _ENV.${test}+=	BROKEN_TESTS=${${SLOW_TESTS} ${SKIP_TESTS.${.TARGET}}:L:Q}
    225 .endfor
    226 
    227 ${TESTS}: run-test
    228 run-test: .USE
    229 	@echo "===> Running ${.TARGET}"
    230 	@echo "env: "${ENV.${.TARGET}:U"(none)"}
    231 	@echo "cflags: "${CFLAGS.${.TARGET}:U(none):Q}
    232 	@echo "cppflags: "${CPPFLAGS.${.TARGET}:U(none):Q}
    233 
    234 	@env -i ${_ENV.${.TARGET}} sh -ce "ma""ke -s cleandir"
    235 	@env -i ${_ENV.${.TARGET}} sh -ce "ma""ke -ks -j6 dependall"
    236 	@size *.o make
    237 	@env -i ${_ENV.${.TARGET}} sh -ce "ma""ke -s test"
    238 
    239 list:
    240 	@printf '%s%s\n' ${TESTS:O:@t@$t '${SKIP.$t:Myes:%= (skipped)}'@}
    241