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riscv-gcc-1
Commit f6e377f8 by Andreas Tobler Committed by Andreas Tobler
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configure.ac: Use the m4_do macro to concatenate the warnings into one string in... 

2008-07-28  Andreas Tobler  <a.tobler@schweiz.org>

	* configure.ac: Use the m4_do macro to concatenate the warnings into
	one string in ACX_PROG_CC_WARNING_OPTS,
	ACX_PROG_CC_WARNING_ALMOST_PEDANTIC and ACX_PROG_CC_WARNINGS_ARE_ERRORS.
	* configure: Regenerate.

From-SVN: r138216
parent e3d686b3
Showing with 42 additions and 38 deletions
gcc/ChangeLog
2008-07-28 Andreas Tobler <a.tobler@schweiz.org>
* configure.ac: Use the m4_do macro to concatenate the warnings into
one string in ACX_PROG_CC_WARNING_OPTS,
ACX_PROG_CC_WARNING_ALMOST_PEDANTIC and ACX_PROG_CC_WARNINGS_ARE_ERRORS.
* configure: Regenerate.
2008-07-28 Richard Guenther <rguenther@suse.de>
* tree-ssa-pre.c (insert_into_preds_of_block): Remove dead code.
......
gcc/configure
......@@ -7014,8 +7014,7 @@ fi
loose_warn=
save_CFLAGS="$CFLAGS"
for option in -W -Wall -Wwrite-strings -Wstrict-prototypes \
-Wmissing-prototypes -Wcast-qual; do
for option in -W -Wall -Wwrite-strings -Wstrict-prototypes -Wmissing-prototypes -Wcast-qual; do
as_acx_Woption=`echo "acx_cv_prog_cc_warning_$option" | $as_tr_sh`
echo "$as_me:$LINENO: checking whether $CC supports $option" >&5
......@@ -7082,8 +7081,7 @@ CFLAGS="$save_CFLAGS"
strict_warn=
save_CFLAGS="$CFLAGS"
for option in -Wold-style-definition -Wc++-compat \
-Wmissing-format-attribute; do
for option in -Wold-style-definition -Wc++-compat -Wmissing-format-attribute; do
as_acx_Woption=`echo "acx_cv_prog_cc_warning_$option" | $as_tr_sh`
echo "$as_me:$LINENO: checking whether $CC supports $option" >&5
......@@ -7149,16 +7147,13 @@ fi
CFLAGS="$save_CFLAGS"
if test "$GCC" = yes; then
echo "$as_me:$LINENO: checking whether $CC supports -pedantic -Wno-long-long -Wno-variadic-macros \
-Wno-overlength-strings" >&5
echo $ECHO_N "checking whether $CC supports -pedantic -Wno-long-long -Wno-variadic-macros \
-Wno-overlength-strings... $ECHO_C" >&6
if test "${acx_cv_prog_cc_pedantic__Wno_long_long__Wno_variadic_macros_____________Wno_overlength_strings+set}" = set; then
echo "$as_me:$LINENO: checking whether $CC supports -pedantic -Wno-long-long -Wno-variadic-macros -Wno-overlength-strings" >&5
echo $ECHO_N "checking whether $CC supports -pedantic -Wno-long-long -Wno-variadic-macros -Wno-overlength-strings... $ECHO_C" >&6
if test "${acx_cv_prog_cc_pedantic_m4_do__Wno_long_long__Wno_variadic_macros_____________Wno_overlength_strings_+set}" = set; then
echo $ECHO_N "(cached) $ECHO_C" >&6
else
save_CFLAGS="$CFLAGS"
CFLAGS="-pedantic -Wno-long-long -Wno-variadic-macros \
-Wno-overlength-strings"
CFLAGS="-pedantic -Wno-long-long -Wno-variadic-macros -Wno-overlength-strings"
cat >conftest.$ac_ext <<_ACEOF
/* confdefs.h. */
_ACEOF
......@@ -7196,21 +7191,20 @@ if { (eval echo "$as_me:$LINENO: \"$ac_compile\"") >&5
ac_status=$?
echo "$as_me:$LINENO: \$? = $ac_status" >&5
(exit $ac_status); }; }; then
acx_cv_prog_cc_pedantic__Wno_long_long__Wno_variadic_macros_____________Wno_overlength_strings=yes
acx_cv_prog_cc_pedantic_m4_do__Wno_long_long__Wno_variadic_macros_____________Wno_overlength_strings_=yes
else
echo "$as_me: failed program was:" >&5
sed 's/^/| /' conftest.$ac_ext >&5
acx_cv_prog_cc_pedantic__Wno_long_long__Wno_variadic_macros_____________Wno_overlength_strings=no
acx_cv_prog_cc_pedantic_m4_do__Wno_long_long__Wno_variadic_macros_____________Wno_overlength_strings_=no
fi
rm -f conftest.err conftest.$ac_objext conftest.$ac_ext
CFLAGS="$save_CFLAGS"
fi
echo "$as_me:$LINENO: result: $acx_cv_prog_cc_pedantic__Wno_long_long__Wno_variadic_macros_____________Wno_overlength_strings" >&5
echo "${ECHO_T}$acx_cv_prog_cc_pedantic__Wno_long_long__Wno_variadic_macros_____________Wno_overlength_strings" >&6
if test $acx_cv_prog_cc_pedantic__Wno_long_long__Wno_variadic_macros_____________Wno_overlength_strings = yes; then
strict_warn="$strict_warn${strict_warn:+ }-pedantic -Wno-long-long -Wno-variadic-macros \
-Wno-overlength-strings"
echo "$as_me:$LINENO: result: $acx_cv_prog_cc_pedantic_m4_do__Wno_long_long__Wno_variadic_macros_____________Wno_overlength_strings_" >&5
echo "${ECHO_T}$acx_cv_prog_cc_pedantic_m4_do__Wno_long_long__Wno_variadic_macros_____________Wno_overlength_strings_" >&6
if test $acx_cv_prog_cc_pedantic_m4_do__Wno_long_long__Wno_variadic_macros_____________Wno_overlength_strings_ = yes; then
strict_warn="$strict_warn${strict_warn:+ }-pedantic -Wno-long-long -Wno-variadic-macros -Wno-overlength-strings"
fi
......@@ -14731,13 +14725,13 @@ if test "${lt_cv_nm_interface+set}" = set; then
else
lt_cv_nm_interface="BSD nm"
echo "int some_variable = 0;" > conftest.$ac_ext
(eval echo "\"\$as_me:14734: $ac_compile\"" >&5)
(eval echo "\"\$as_me:14728: $ac_compile\"" >&5)
(eval "$ac_compile" 2>conftest.err)
cat conftest.err >&5
(eval echo "\"\$as_me:14737: $NM \\\"conftest.$ac_objext\\\"\"" >&5)
(eval echo "\"\$as_me:14731: $NM \\\"conftest.$ac_objext\\\"\"" >&5)
(eval "$NM \"conftest.$ac_objext\"" 2>conftest.err > conftest.out)
cat conftest.err >&5
(eval echo "\"\$as_me:14740: output\"" >&5)
(eval echo "\"\$as_me:14734: output\"" >&5)
cat conftest.out >&5
if $GREP 'External.*some_variable' conftest.out > /dev/null; then
lt_cv_nm_interface="MS dumpbin"
......@@ -15792,7 +15786,7 @@ ia64-*-hpux*)
;;
*-*-irix6*)
# Find out which ABI we are using.
echo '#line 15795 "configure"' > conftest.$ac_ext
echo '#line 15789 "configure"' > conftest.$ac_ext
if { (eval echo "$as_me:$LINENO: \"$ac_compile\"") >&5
(eval $ac_compile) 2>&5
ac_status=$?
......@@ -16412,11 +16406,11 @@ else
-e 's:.*FLAGS}\{0,1\} :&$lt_compiler_flag :; t' \
-e 's: [^ ]*conftest\.: $lt_compiler_flag&:; t' \
-e 's:$: $lt_compiler_flag:'`
(eval echo "\"\$as_me:16415: $lt_compile\"" >&5)
(eval echo "\"\$as_me:16409: $lt_compile\"" >&5)
(eval "$lt_compile" 2>conftest.err)
ac_status=$?
cat conftest.err >&5
echo "$as_me:16419: \$? = $ac_status" >&5
echo "$as_me:16413: \$? = $ac_status" >&5
if (exit $ac_status) && test -s "$ac_outfile"; then
# The compiler can only warn and ignore the option if not recognized
# So say no if there are warnings other than the usual output.
......@@ -16734,11 +16728,11 @@ else
-e 's:.*FLAGS}\{0,1\} :&$lt_compiler_flag :; t' \
-e 's: [^ ]*conftest\.: $lt_compiler_flag&:; t' \
-e 's:$: $lt_compiler_flag:'`
(eval echo "\"\$as_me:16737: $lt_compile\"" >&5)
(eval echo "\"\$as_me:16731: $lt_compile\"" >&5)
(eval "$lt_compile" 2>conftest.err)
ac_status=$?
cat conftest.err >&5
echo "$as_me:16741: \$? = $ac_status" >&5
echo "$as_me:16735: \$? = $ac_status" >&5
if (exit $ac_status) && test -s "$ac_outfile"; then
# The compiler can only warn and ignore the option if not recognized
# So say no if there are warnings other than the usual output.
......@@ -16839,11 +16833,11 @@ else
-e 's:.*FLAGS}\{0,1\} :&$lt_compiler_flag :; t' \
-e 's: [^ ]*conftest\.: $lt_compiler_flag&:; t' \
-e 's:$: $lt_compiler_flag:'`
(eval echo "\"\$as_me:16842: $lt_compile\"" >&5)
(eval echo "\"\$as_me:16836: $lt_compile\"" >&5)
(eval "$lt_compile" 2>out/conftest.err)
ac_status=$?
cat out/conftest.err >&5
echo "$as_me:16846: \$? = $ac_status" >&5
echo "$as_me:16840: \$? = $ac_status" >&5
if (exit $ac_status) && test -s out/conftest2.$ac_objext
then
# The compiler can only warn and ignore the option if not recognized
......@@ -16894,11 +16888,11 @@ else
-e 's:.*FLAGS}\{0,1\} :&$lt_compiler_flag :; t' \
-e 's: [^ ]*conftest\.: $lt_compiler_flag&:; t' \
-e 's:$: $lt_compiler_flag:'`
(eval echo "\"\$as_me:16897: $lt_compile\"" >&5)
(eval echo "\"\$as_me:16891: $lt_compile\"" >&5)
(eval "$lt_compile" 2>out/conftest.err)
ac_status=$?
cat out/conftest.err >&5
echo "$as_me:16901: \$? = $ac_status" >&5
echo "$as_me:16895: \$? = $ac_status" >&5
if (exit $ac_status) && test -s out/conftest2.$ac_objext
then
# The compiler can only warn and ignore the option if not recognized
......@@ -19691,7 +19685,7 @@ else
lt_dlunknown=0; lt_dlno_uscore=1; lt_dlneed_uscore=2
lt_status=$lt_dlunknown
cat > conftest.$ac_ext <<_LT_EOF
#line 19694 "configure"
#line 19688 "configure"
#include "confdefs.h"
#if HAVE_DLFCN_H
......@@ -19791,7 +19785,7 @@ else
lt_dlunknown=0; lt_dlno_uscore=1; lt_dlneed_uscore=2
lt_status=$lt_dlunknown
cat > conftest.$ac_ext <<_LT_EOF
#line 19794 "configure"
#line 19788 "configure"
#include "confdefs.h"
#if HAVE_DLFCN_H
......
gcc/configure.ac
......@@ -322,12 +322,15 @@ AC_CHECK_TYPES([__int64], [AC_CHECK_SIZEOF(__int64)])
# * overlong strings
# So, we only use -pedantic if we can disable those warnings.
ACX_PROG_CC_WARNING_OPTS([-W -Wall -Wwrite-strings -Wstrict-prototypes \
-Wmissing-prototypes -Wcast-qual], [loose_warn])
ACX_PROG_CC_WARNING_OPTS([-Wold-style-definition -Wc++-compat \
-Wmissing-format-attribute], [strict_warn])
ACX_PROG_CC_WARNING_ALMOST_PEDANTIC([-Wno-long-long -Wno-variadic-macros \
-Wno-overlength-strings], [strict_warn])
ACX_PROG_CC_WARNING_OPTS(
[m4_do([-W -Wall -Wwrite-strings -Wstrict-prototypes ],
[-Wmissing-prototypes -Wcast-qual])], [loose_warn])
ACX_PROG_CC_WARNING_OPTS(
[m4_do([-Wold-style-definition -Wc++-compat ],
[-Wmissing-format-attribute])], [strict_warn])
ACX_PROG_CC_WARNING_ALMOST_PEDANTIC(
[m4_do([-Wno-long-long -Wno-variadic-macros ],
[-Wno-overlength-strings])], [strict_warn])
ACX_PROG_CC_WARNINGS_ARE_ERRORS([manual], [strict_warn])
# The above macros do nothing if the compiler is not GCC. However, the
......
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