diff options
Diffstat (limited to 'configure.in')
| -rw-r--r-- | configure.in | 12 |
1 files changed, 12 insertions, 0 deletions
diff --git a/configure.in b/configure.in index 4d09bed..696e724 100644 --- a/configure.in +++ b/configure.in @@ -1197,6 +1197,18 @@ if test "$have_long_long" = yes ; then AC_CHECK_SIZEOF(long long, 8) fi +AC_MSG_CHECKING(for long double support) +have_long_double=no +AC_TRY_COMPILE([], [long double x; x = (long double)0;], [ + AC_DEFINE(HAVE_LONG_DOUBLE, 1, [Define this if you have the type long double.]) + have_long_double=yes +]) +AC_MSG_RESULT($have_long_double) +if test "$have_long_double" = yes ; then +AC_CHECK_SIZEOF(long double, 16) +fi + + AC_MSG_CHECKING(for _Bool support) have_c99_bool=no AC_TRY_COMPILE([], [_Bool x; x = (_Bool)0;], [ |