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- # AC_LANG_WERROR([VALUE])
- # -----------------------
- # How to treat warnings from the current language's preprocessor, compiler,
- # and linker:
- # 1. No arguments: treat warnings as fatal errors.
- # 2. One argument: on -- treat, off -- do not treat warnings as fatal errors.
- AC_DEFUN([AC_LANG_WERROR],
- [m4_if(
- $#, 1, [m4_if(
- [$1], [on], [ac_[]_AC_LANG_ABBREV[]_werror_flag=yes],
- [$1], [off], [ac_[]_AC_LANG_ABBREV[]_werror_flag=],
- [m4_fatal([$0: wrong argument: `$1'])])],
- $#, 0, [ac_[]_AC_LANG_ABBREV[]_werror_flag=yes],
- [m4_fatal([$0: incorrect number of arguments: $#])])
- ])# AC_LANG_WERROR
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