[Bug driver/86357] New: -falign-{functions,loops,jumps} incorrectly reported as disabled by -Q --help=optimizers

2018-06-28 Thread sumnon at cj3 dot org
Severity: normal Priority: P3 Component: driver Assignee: unassigned at gcc dot gnu.org Reporter: sumnon at cj3 dot org Target Milestone: --- The options appear to be working correctly, based on the generated code/asm; they just aren't reported corr

[Bug c/65217] New: __builtin_unreachable in if statement causes bad assembly generation

2015-02-25 Thread sumnon at cj3 dot org
Priority: P3 Component: c Assignee: unassigned at gcc dot gnu.org Reporter: sumnon at cj3 dot org Test case: int expected(int n) { return n; } int test(int n) { if ((n & -n) != n) { __builtin_unreachable(); } return n; } gcc -O