Change Details

``` As identified in #829 and #833. Fixes #829. Since we touch this anyway, this commit additionally makes the identifiers in the benchmark files a little bit more consistent. Typedef (u)int128_t only when they're not provided by the compiler ``` Backport of secp256k1#835

``` As identified in #829 and #833. Fixes #829. Since we touch this anyway, this commit additionally makes the identifiers in the benchmark files a little bit more consistent. Typedef (u)int128_t only when they're not provided by the compiler ``` Backport of [[https://github.com/bitcoin-core/secp256k1/pull/835 | secp256k1#835]]

``` As identified in #829 and #833. Fixes #829. Since we touch this anyway, this commit additionally makes the identifiers in the benchmark files a little bit more consistent. Typedef (u)int128_t only when they're not provided by the compiler ``` Backport of [[https://github.com/bitcoin-core/secp256k1/pull/835 | secp256k1#835]]