[Bug target/112519] [14 Regression] wrong code with __builtin_sub_overflow_p() on x86_64-pc-linux-gnu

[zsojka at seznam dot cz via Gcc-bugs]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=112519

--- Comment #4 from Zdenek Sojka <zsojka at seznam dot cz> ---
I can no longer reproduce the failure on neither the original or reduced
testcase, on neither r14-5443 , r14-5456 nor r14-5476