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

1 files changed, 26 insertions, 32 deletions

diff --git a/gcc/configure b/gcc/configure
index 3293be1..1b6925d 100755
--- a/gcc/configure
+++ b/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