diff options
Diffstat (limited to 'config/warnings.m4')
| -rw-r--r-- | config/warnings.m4 | 10 |
1 files changed, 6 insertions, 4 deletions
diff --git a/config/warnings.m4 b/config/warnings.m4 index 5501be9..2f44c92 100644 --- a/config/warnings.m4 +++ b/config/warnings.m4 @@ -1,6 +1,6 @@ # Autoconf include file defining macros related to compile-time warnings. -# Copyright 2004 Free Software Foundation, Inc. +# Copyright 2004, 2005 Free Software Foundation, Inc. #This file is part of GCC. @@ -43,14 +43,15 @@ CFLAGS="$save_CFLAGS" ])# ACX_PROG_CC_WARNING_OPTS # ACX_PROG_CC_WARNING_ALMOST_PEDANTIC([-Wno-long-long ...]) -# Sets WARN_PEDANTIC to "-pedantic" + the argument, if the compiler -# accepts all of those options simultaneously, otherwise to nothing. +# Sets WARN_PEDANTIC to "-pedantic" + the argument, if the compiler is GCC +# and accepts all of those options simultaneously, otherwise to nothing. AC_DEFUN([ACX_PROG_CC_WARNING_ALMOST_PEDANTIC], [AC_REQUIRE([AC_PROG_CC])dnl AC_SUBST([WARN_PEDANTIC])dnl AS_VAR_PUSHDEF([acx_Pedantic], [acx_cv_prog_cc_pedantic_$1])dnl WARN_PEDANTIC= -AC_CACHE_CHECK([whether $CC supports -pedantic $1], acx_Pedantic, +AS_IF([test $GCC = yes], +[AC_CACHE_CHECK([whether $CC supports -pedantic $1], acx_Pedantic, [save_CFLAGS="$CFLAGS" CFLAGS="-pedantic $1" AC_COMPILE_IFELSE([AC_LANG_PROGRAM([],[])], @@ -59,6 +60,7 @@ AC_COMPILE_IFELSE([AC_LANG_PROGRAM([],[])], CFLAGS="$save_CFLAGS"]) AS_IF([test AS_VAR_GET(acx_Pedantic) = yes], [WARN_PEDANTIC="-pedantic $1"]) +]) AS_VAR_POPDEF([acx_Pedantic])dnl ])# ACX_PROG_CC_WARNING_ALMOST_PEDANTIC |