[Bug target/123089] [16 regression] [x86] Excessive run time with -march=znver3

[sjames at gcc dot gnu.org]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=123089

--- Comment #5 from Sam James <sjames at gcc dot gnu.org> ---
In the original, c was l_1250, and:

runData/keep/in.24630.c: In function ‘func_34’:
runData/keep/in.24630.c:1435:27: warning: storing the address of local variable
‘l_1250’ in ‘*g_195’ [-Wdangling-pointer=]
runData/keep/in.24630.c:1426:17: note: ‘l_1250’ declared here
runData/keep/in.24630.c:54:18: note: ‘g_195’ declared here