https://gcc.gnu.org/bugzilla/show_bug.cgi?id=68462
--- Comment #1 from Manjeet Dahiya <manjeetdahiya at gmail dot com> --- GCC version details: gcc version 4.8.4 (Ubuntu 4.8.4-2ubuntu1~14.04) Here are the options I used: gcc -c -O2 -fno-strict-aliasing -m32 -S <src>