diff options
Diffstat (limited to 'sim/m32c/configure')
| -rwxr-xr-x | sim/m32c/configure | 115 |
1 files changed, 113 insertions, 2 deletions
diff --git a/sim/m32c/configure b/sim/m32c/configure index ba4ae74..d46cfe1 100755 --- a/sim/m32c/configure +++ b/sim/m32c/configure @@ -761,6 +761,9 @@ enable_sim_trace enable_sim_profile with_pkgversion with_bugurl +enable_werror +enable_build_warnings +enable_sim_build_warnings ' ac_precious_vars='build_alias host_alias @@ -1403,6 +1406,11 @@ Optional Features: --enable-sim-stdio Specify whether to use stdio for console input/output. --enable-sim-trace=opts Enable tracing flags --enable-sim-profile=opts Enable profiling flags + --enable-werror treat compile warnings as errors + --enable-build-warnings enable build-time compiler warnings if gcc is used + --enable-sim-build-warnings + enable SIM specific build-time compiler warnings if + gcc is used Optional Packages: --with-PACKAGE[=ARG] use PACKAGE [ARG=yes] @@ -12286,7 +12294,7 @@ else lt_dlunknown=0; lt_dlno_uscore=1; lt_dlneed_uscore=2 lt_status=$lt_dlunknown cat > conftest.$ac_ext <<_LT_EOF -#line 12289 "configure" +#line 12297 "configure" #include "confdefs.h" #if HAVE_DLFCN_H @@ -12392,7 +12400,7 @@ else lt_dlunknown=0; lt_dlno_uscore=1; lt_dlneed_uscore=2 lt_status=$lt_dlunknown cat > conftest.$ac_ext <<_LT_EOF -#line 12395 "configure" +#line 12403 "configure" #include "confdefs.h" #if HAVE_DLFCN_H @@ -12882,6 +12890,109 @@ sim_link_links="${sim_link_links} targ-vals.def" + +# Check whether --enable-werror was given. +if test "${enable_werror+set}" = set; then : + enableval=$enable_werror; case "${enableval}" in + yes | y) ERROR_ON_WARNING="yes" ;; + no | n) ERROR_ON_WARNING="no" ;; + *) as_fn_error "bad value ${enableval} for --enable-werror" "$LINENO" 5 ;; + esac +fi + + +# Enable -Werror by default when using gcc +if test "${GCC}" = yes -a -z "${ERROR_ON_WARNING}" ; then + ERROR_ON_WARNING=yes +fi + +WERROR_CFLAGS="" +if test "${ERROR_ON_WARNING}" = yes ; then +# NOTE: Disabled in the sim dir due to most sims generating warnings. +# WERROR_CFLAGS="-Werror" + true +fi + +build_warnings="-Wall -Wdeclaration-after-statement -Wpointer-arith \ +-Wpointer-sign \ +-Wno-unused -Wunused-value -Wunused-function \ +-Wno-switch -Wno-char-subscripts -Wmissing-prototypes +-Wdeclaration-after-statement -Wempty-body -Wmissing-parameter-type \ +-Wold-style-declaration -Wold-style-definition" + +# Enable -Wno-format by default when using gcc on mingw since many +# GCC versions complain about %I64. +case "${host}" in + *-*-mingw32*) build_warnings="$build_warnings -Wno-format" ;; + *) build_warnings="$build_warnings -Wformat-nonliteral" ;; +esac + +# Check whether --enable-build-warnings was given. +if test "${enable_build_warnings+set}" = set; then : + enableval=$enable_build_warnings; case "${enableval}" in + yes) ;; + no) build_warnings="-w";; + ,*) t=`echo "${enableval}" | sed -e "s/,/ /g"` + build_warnings="${build_warnings} ${t}";; + *,) t=`echo "${enableval}" | sed -e "s/,/ /g"` + build_warnings="${t} ${build_warnings}";; + *) build_warnings=`echo "${enableval}" | sed -e "s/,/ /g"`;; +esac +if test x"$silent" != x"yes" && test x"$build_warnings" != x""; then + echo "Setting compiler warning flags = $build_warnings" 6>&1 +fi +fi +# Check whether --enable-sim-build-warnings was given. +if test "${enable_sim_build_warnings+set}" = set; then : + enableval=$enable_sim_build_warnings; case "${enableval}" in + yes) ;; + no) build_warnings="-w";; + ,*) t=`echo "${enableval}" | sed -e "s/,/ /g"` + build_warnings="${build_warnings} ${t}";; + *,) t=`echo "${enableval}" | sed -e "s/,/ /g"` + build_warnings="${t} ${build_warnings}";; + *) build_warnings=`echo "${enableval}" | sed -e "s/,/ /g"`;; +esac +if test x"$silent" != x"yes" && test x"$build_warnings" != x""; then + echo "Setting GDB specific compiler warning flags = $build_warnings" 6>&1 +fi +fi +WARN_CFLAGS="" +if test "x${build_warnings}" != x -a "x$GCC" = xyes +then + { $as_echo "$as_me:${as_lineno-$LINENO}: checking compiler warning flags" >&5 +$as_echo_n "checking compiler warning flags... " >&6; } + # Separate out the -Werror flag as some files just cannot be + # compiled with it enabled. + for w in ${build_warnings}; do + case $w in + -Werr*) WERROR_CFLAGS=-Werror ;; + *) # Check that GCC accepts it + saved_CFLAGS="$CFLAGS" + CFLAGS="$CFLAGS $w" + cat confdefs.h - <<_ACEOF >conftest.$ac_ext +/* end confdefs.h. */ + +int +main () +{ + + ; + return 0; +} +_ACEOF +if ac_fn_c_try_compile "$LINENO"; then : + WARN_CFLAGS="${WARN_CFLAGS} $w" +fi +rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext + CFLAGS="$saved_CFLAGS" + esac + done + { $as_echo "$as_me:${as_lineno-$LINENO}: result: ${WARN_CFLAGS} ${WERROR_CFLAGS}" >&5 +$as_echo "${WARN_CFLAGS} ${WERROR_CFLAGS}" >&6; } +fi + + for ac_header in sys/select.h termios.h sys/socket.h netinet/in.h netinet/tcp.h do : as_ac_Header=`$as_echo "ac_cv_header_$ac_header" | $as_tr_sh` |