[Bug middle-end/86528] strlen of constant string malfunction -- had to back out fix for PR middle-end/77357

[jim at meyering dot net]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=86528

--- Comment #1 from jim at meyering dot net ---
I have just noticed that the two /p/... filename dates are wrong. The real
pass/fail bracketing dates are listed below: July 7 works, July 11 fails.