[Bug target/116815] Make better use of overflow flags in codegen of min/max(a, add/sub(a, b))

[ubizjak at gmail dot com via Gcc-bugs]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=116815

--- Comment #11 from Uroš Bizjak <ubizjak at gmail dot com> ---
(In reply to Georg-Johann Lay from comment #10)
> As is relies on overflow, then maybe [u]int32_t instead of unsigned?
I don't want to include stdint.h here (this inclusion requires target
stdint_types), and having to "typedef unsigned int uint32_t" would also require
limiting the test to target int32.