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Rewritten configure test for -Wdeclaration-after-statement to be more accurate

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git-svn-id: svn+ssh://svn.gna.org/svn/gnustep/libs/base/trunk@30133 72102866-910b-0410-8b05-ffd578937521
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nicola 2010-04-12 17:44:20 +00:00
parent 05a78f7b78
commit c7ec262cbf
3 changed files with 7957 additions and 8181 deletions
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6
ChangeLog
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@ -1,3 +1,9 @@
2010-04-12 Nicola Pero <nicola.pero@meta-innovation.com>
* configure.ac: Rewritten test for -Wdeclaration-after-statement
to be more accurate.
* configure: Regenerated.
2010-04-12 Richard Frith-Macdonald <rfm@gnu.org>
* Source/NSObject.m:

16111
configure vendored
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21
configure.ac
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@ -1788,16 +1788,23 @@ AC_SUBST(INCLUDE_FLAGS)
AC_SUBST(LDIR_FLAGS)
#--------------------------------------------------------------------
# Check for C99ism warnings
# Check for -Wdeclaration-after-statement
#--------------------------------------------------------------------
AC_PROG_CC_C99
# If the compiler supports c99 then we assume it supports the option to
# warn about declarations after statements.
if test "no" = "$ac_cv_prog_cc_c99"; then
WARN_FLAGS=-Wall
else
AC_MSG_CHECKING(whether the compiler supports -Wdeclaration-after-statement)
saved_CFLAGS="$CFLAGS"
CFLAGS="$CFLAGS -Wdeclaration-after-statement"
AC_COMPILE_IFELSE([AC_LANG_PROGRAM()],HAS_W_DECL_AFTER_STATEMENT=yes,HAS_W_DECL_AFTER_STATEMENT=no)
CFLAGS="$saved_CFLAGS"
AC_MSG_RESULT($HAS_W_DECL_AFTER_STATEMENT)
if test x"$HAS_W_DECL_AFTER_STATEMENT" = x"yes"; then
WARN_FLAGS="-Wall -Wdeclaration-after-statement"
else
WARN_FLAGS=-Wall
fi
AC_SUBST(WARN_FLAGS)