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make(1): document the purpose of the test variants

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rillig 2020-08-31 17:25:29 +00:00
parent 93031f070d
commit 28423acec1
1 changed files with 30 additions and 8 deletions
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38
usr.bin/make/test-variants.sh
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@ -1,5 +1,5 @@
#! /bin/sh #! /bin/sh
# $NetBSD: test-variants.sh,v 1.1 2020/08/31 16:51:17 rillig Exp $ # $NetBSD: test-variants.sh,v 1.2 2020/08/31 17:25:29 rillig Exp $
# #
# Build several variants of make and run the tests on them. # Build several variants of make and run the tests on them.
# #
@ -19,8 +19,6 @@ fail() {
testcase() { testcase() {
echo "===> Running $*" echo "===> Running $*"
case "$*" in **O3*|*NDEB*) ;; *) return ;; esac
env -i PATH="$PATH" USETOOLS="no" "$@" \ env -i PATH="$PATH" USETOOLS="no" "$@" \
sh -ce "make -s cleandir" \ sh -ce "make -s cleandir" \
&& env -i PATH="$PATH" USETOOLS="no" "$@" \ && env -i PATH="$PATH" USETOOLS="no" "$@" \
@ -34,10 +32,21 @@ case "$*" in **O3*|*NDEB*) ;; *) return ;; esac
testcase # just the plain default options testcase # just the plain default options
# See whether the Boolean type is only used as a single-bit type.
# By default it is aliased to int, and int is already used for any other
# purpose.
#
testcase USER_CPPFLAGS="-DUSE_DOUBLE_BOOLEAN" testcase USER_CPPFLAGS="-DUSE_DOUBLE_BOOLEAN"
# Ensure that variables of type Boolean are not assigned integers.
# The only valid values are TRUE and FALSE.
#
testcase USER_CPPFLAGS="-DUSE_UCHAR_BOOLEAN" testcase USER_CPPFLAGS="-DUSE_UCHAR_BOOLEAN"
# Try a different compiler, with slightly different warnings and error
# messages. One feature that is missing from GCC is a little stricter
# checks for enums.
#
testcase HAVE_LLVM="yes" testcase HAVE_LLVM="yes"
testcase USE_GCC8="yes" testcase USE_GCC8="yes"
@ -46,8 +55,6 @@ testcase USE_GCC9="yes"
testcase USE_GCC10="yes" GCC10BASE="$HOME/pkg/gcc10" testcase USE_GCC10="yes" GCC10BASE="$HOME/pkg/gcc10"
testcase USE_COVERAGE="yes"
# for selecting emalloc # for selecting emalloc
testcase TOOLDIR="" testcase TOOLDIR=""
@ -67,7 +74,7 @@ testcase USER_CPPFLAGS="-DDEBUG_REALPATH_CACHE"
testcase USER_CPPFLAGS="-DDEBUG_SRC" testcase USER_CPPFLAGS="-DDEBUG_SRC"
testcase USER_CPPFLAGS="-UGMAKEEXPORT" #testcase USER_CPPFLAGS="-UGMAKEEXPORT"
# NetBSD 8.0 x86_64 # NetBSD 8.0 x86_64
# In file included from arch.c:135:0: # In file included from arch.c:135:0:
@ -90,8 +97,9 @@ testcase USER_CPPFLAGS="-DNO_REGEX"
# config.h:115:0: error: "RECHECK" redefined [-Werror] # config.h:115:0: error: "RECHECK" redefined [-Werror]
#testcase USER_CPPFLAGS="-DRECHECK" #testcase USER_CPPFLAGS="-DRECHECK"
# May trigger additional "may be used uninitialized" errors. # This higher optimization level may trigger additional "may be used
# Could be combined with other compilers as well. # uninitialized" errors. Could be combined with other compilers as well.
#
testcase USER_CFLAGS="-O3" testcase USER_CFLAGS="-O3"
testcase USER_CFLAGS="-O0 -ggdb" testcase USER_CFLAGS="-O0 -ggdb"
@ -120,6 +128,20 @@ testcase USER_CFLAGS="-ansi" USER_CPPFLAGS="-Dinline="
# Ensure that there are only side-effect-free conditions in the assert # Ensure that there are only side-effect-free conditions in the assert
# macro, or at least none that affect the outcome of the tests. # macro, or at least none that affect the outcome of the tests.
#
testcase USER_CPPFLAGS="-DNDEBUG" testcase USER_CPPFLAGS="-DNDEBUG"
# Running the code coverage using gcov takes a long time. Most of this
# time is spent in gcov_read_unsigned because gcov_open sets the .gcda
# file to unbuffered, which means that every single byte needs its own
# system call to be read.
#
# Combining USE_COVERAGE with USE_GCC10 or HAVE_LLVM does not work since
# these fail to link with the coverage library.
#
# Turning the optimization off is required because of:
# https://gcc.gnu.org/bugzilla/show_bug.cgi?id=96622
#
#testcase USE_COVERAGE="yes" USER_CFLAGS="-O0 -ggdb"
test "$failed" = "no" test "$failed" = "no"