https://gcc.gnu.org/bugzilla/show_bug.cgi?id=40771
--- Comment #3 from Zdenek Sojka ---
The vectorized code seems to have improved in gcc-9 over gcc-8.
--- Comment #2 from zsojka at seznam dot cz 2009-07-16 15:06 ---
# ./gcc -v
Using built-in specs.
Target: x86_64-unknown-linux-gnu
Configured with: ../configure --enable-languages=c,c++
--prefix=/mnt/svn/gcc-trunk/build/
Thread model: posix
gcc version 4.5.0 20090714 (experimental) (GCC)
--- Comment #1 from zsojka at seznam dot cz 2009-07-16 15:06 ---
Created an attachment (id=18205)
--> (http://gcc.gnu.org/bugzilla/attachment.cgi?id=18205&action=view)
preprocessed source
Includes contents of headers ,
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http://gcc.gnu.org/bugzilla/show_bug.cgi?id=40771