diff options
Diffstat (limited to 'src/configure.in')
| -rw-r--r-- | src/configure.in | 7 |
1 files changed, 7 insertions, 0 deletions
diff --git a/src/configure.in b/src/configure.in index fb7cbdbf1cc..33c3286d049 100644 --- a/src/configure.in +++ b/src/configure.in @@ -509,6 +509,13 @@ AC_TRY_LINK([#include <sys/types.h> [AC_DEFINE(HAVE_UNION_SEMUN) AC_MSG_RESULT(yes)], AC_MSG_RESULT(no)) +AC_MSG_CHECKING(DBL_MIN good) +AC_TRY_RUN([#include <math.h> +main() +{ double d = DBL_MIN; if (d != DBL_MIN) exit -1; else exit 0; }], + AC_MSG_RESULT(yes), + [AC_MSG_RESULT(no) AC_DEFINE(HAVE_DBL_MIN_PROBLEM)]) + dnl Checks for library functions. AC_PROG_GCC_TRADITIONAL AC_FUNC_MEMCMP |