configure: Add signed*signed check to [u]int128_t test
authorPeter Maydell <peter.maydell@linaro.org>
Fri, 21 Jun 2013 13:01:31 +0000 (14:01 +0100)
committerMichael Tokarev <mjt@tls.msk.ru>
Fri, 21 Jun 2013 18:54:24 +0000 (22:54 +0400)
commit464e3671f9d5c206fa9e2646c81f21ceef7cfb7d
tree3de54e979165b56344d2bba4cc757b4ef8272779
parent965f486c21a0a8fed33e65278516edfc01d1e2fd
configure: Add signed*signed check to [u]int128_t test

clang 3.3 with -fsanitize=undefined will fail to link code containing an
int128_t * int128_t multiply (http://llvm.org/bugs/show_bug.cgi?id=16404)
so add this to our configure test for whether [u]int128_t are usable.

Signed-off-by: Peter Maydell <peter.maydell@linaro.org>
Reviewed-by: Richard Henderson <rth@twiddle.net>
Signed-off-by: Michael Tokarev <mjt@tls.msk.ru>
configure