[Bug tree-optimization/68274] __builtin_unreachable pessimizes code

2015-11-10 Thread matt at godbolt dot org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=68274 --- Comment #2 from Matt Godbolt --- Thanks for updating the bug. As a corollary, moving the unreachability above the returns yields the same code as the non-unreachable: https://goo.gl/MdULOs -- int test_with_unreach_First(Side side, const Foo

[Bug tree-optimization/68274] __builtin_unreachable pessimizes code

2015-11-10 Thread rguenth at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=68274 Richard Biener changed: What|Removed |Added Keywords||missed-optimization Status|