https://gcc.gnu.org/bugzilla/show_bug.cgi?id=109537
--- Comment #1 from Li Jia He ---
Update gcc's assembly as gcc did not turn on auto vectorization during O2,
The compilation command for gcc is 'cc1 unroll.c -O3 -funroll-loops',
The compilation command for clang is 'clang unroll.c -O3 -S'
'''
$
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=109537
Bug ID: 109537
Summary: Improve code generation for dynamic loop unrolling
Product: gcc
Version: 13.0
Status: UNCONFIRMED
Severity: normal
Priority: P3
Componen