configure: Don't use __int128_t for clang versions before 3.2
Those versions don't fully support __int128_t.
Cc: qemu-stable@nongnu.org
Signed-off-by: Stefan Weil <sw@weilnetz.de>
Signed-off-by: Michael Tokarev <mjt@tls.msk.ru>
diff --git a/configure b/configure
index 8c2838e..2bc6b77 100755
--- a/configure
+++ b/configure
@@ -3822,6 +3822,11 @@
int128=no
cat > $TMPC << EOF
+#if defined(__clang_major__) && defined(__clang_minor__)
+# if ((__clang_major__ < 3) || (__clang_major__ == 3) && (__clang_minor__ < 2))
+# error __int128_t does not work in CLANG before 3.2
+# endif
+#endif
__int128_t a;
__uint128_t b;
int main (void) {
