Makefile.in (LOOSE_WARN, [...]): Update comments.

	* Makefile.in (LOOSE_WARN, STRICT_WARN): Update comments.
	* configure.ac (loose_warn): Move -Wc++-compat from here...
	(strict_warn): ...to here.
	* configure: Regenerate.

From-SVN: r137699

gcc/ChangeLog

+2008-07-10  Kaveh R. Ghazi  <ghazi@caip.rutgers.edu>
+
+	* Makefile.in (LOOSE_WARN, STRICT_WARN): Update comments.
+	* configure.ac (loose_warn): Move -Wc++-compat from here...
+	(strict_warn): ...to here.
+	* configure: Regenerate.
+
 2008-07-10  Joseph Myers  <joseph@codesourcery.com>
 
 	* config.gcc (arm-*-coff*, armel-*-coff*, h8300-*-*,

gcc/Makefile.in

@@ -155,10 +155,9 @@ coverageexts = .{gcda,gcno}
 # flags from configure.  The user is free to explicitly turn these flags
 # off if they wish.
 # LOOSE_WARN are the warning flags to use when compiling something
-# which is only compiled with gcc, such as libgcc and the frontends
-# other than C.
+# which is only compiled with gcc, such as libgcc.
 # STRICT_WARN are the additional warning flags to
-# apply to the back end and the C front end, which may be compiled
+# apply to the back end and some front ends, which may be compiled
 # with other compilers.
 LOOSE_WARN = @loose_warn@
 STRICT_WARN = @strict_warn@

gcc/configure

@@ -7015,7 +7015,7 @@ fi
 loose_warn=
 save_CFLAGS="$CFLAGS"
 for option in -W -Wall -Wwrite-strings -Wstrict-prototypes \
-	  -Wmissing-prototypes -Wcast-qual -Wc++-compat; do
+	  -Wmissing-prototypes -Wcast-qual; do
   as_acx_Woption=`echo "acx_cv_prog_cc_warning_$option" | $as_tr_sh`
 
   echo "$as_me:$LINENO: checking whether $CC supports $option" >&5
@@ -7082,7 +7082,7 @@ CFLAGS="$save_CFLAGS"
 
 strict_warn=
 save_CFLAGS="$CFLAGS"
-for option in -Wold-style-definition \
+for option in -Wold-style-definition -Wc++-compat \
                           -Wmissing-format-attribute; do
   as_acx_Woption=`echo "acx_cv_prog_cc_warning_$option" | $as_tr_sh`
 

gcc/configure.ac

@@ -323,8 +323,8 @@ AC_CHECK_TYPES([__int64], [AC_CHECK_SIZEOF(__int64)])
 # 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 -Wc++-compat], [loose_warn])
-ACX_PROG_CC_WARNING_OPTS([-Wold-style-definition \
+	  -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])