diff options
Diffstat (limited to 'config/cvc4.m4')
| -rw-r--r-- | config/cvc4.m4 | 16 |
1 files changed, 16 insertions, 0 deletions
diff --git a/config/cvc4.m4 b/config/cvc4.m4 index 0eca68c13..e75476e8e 100644 --- a/config/cvc4.m4 +++ b/config/cvc4.m4 @@ -102,3 +102,19 @@ AC_COMPILE_IFELSE([AC_LANG_SOURCE([int main() { return 0; }])], AC_LANG_POP([C++]) CXXFLAGS="$cvc4_save_CXXFLAGS" ])# CVC4_CXX_OPTION + +# CVC4_C_OPTION(OPTION, VAR) +# -------------------------- +# Run $(CC) $(CPPFLAGS) $(CFLAGS) OPTION and see if the compiler +# likes it. If so, add OPTION to shellvar VAR. +AC_DEFUN([CVC4_C_OPTION], [ +AC_MSG_CHECKING([whether $CC supports $1]) +cvc4_save_CFLAGS="$CFLAGS" +CFLAGS="$CFLAGS $C_WERROR $1" +AC_LANG_PUSH([C]) +AC_COMPILE_IFELSE([AC_LANG_SOURCE([int main() { return 0; }])], + [AC_MSG_RESULT([yes]); $2='$1'], + [AC_MSG_RESULT([no])]) +AC_LANG_POP([C]) +CFLAGS="$cvc4_save_CFLAGS" +])# CVC4_C_OPTION |