https://gcc.gnu.org/bugzilla/show_bug.cgi?id=69459
Bug ID: 69459 Summary: [5/6 Regression] wrong code with -O2 and vector arithmetics @ x86_64 Product: gcc Version: 6.0 Status: UNCONFIRMED Keywords: wrong-code Severity: normal Priority: P3 Component: target Assignee: unassigned at gcc dot gnu.org Reporter: zsojka at seznam dot cz Target Milestone: --- Host: x86_64-pc-linux-gnu Target: x86_64-* Created attachment 37450 --> https://gcc.gnu.org/bugzilla/attachment.cgi?id=37450&action=edit reduced testcase Output: $ x86_64-pc-linux-gnu-gcc -O2 testcase.c $ ./a.out ffffffffe000000b Aborted Tested revisions: trunk r232760 - FAIL 5-branch r232545 - FAIL 4_[987]-branch - OK