configure: Add check for __int128_t and __uint128_t types

[libsigrok.git] / configure.ac

diff --git a/configure.ac b/configure.ac
index 28de40bdc47f973f1d6873d455d4ffcac37094d2..fd1b98da906145ebeef45a97aa6842f926afda96 100644 (file)
--- a/configure.ac
+++ b/configure.ac
@@ -171,6 +171,9 @@ AS_IF([test "x$sr_cv_have_rpc" = xyes],
 # VXI support is only compiled if RPC support was found.
 AM_CONDITIONAL([NEED_RPC], [test "x$sr_cv_have_rpc" = xyes])
 
+# Check for compiler support of 128 bit integers
+AC_CHECK_TYPES([__int128_t, __uint128_t], [], [], [])
+
 ########################
 ##  Hardware drivers  ##
 ########################