[Bug c++/94414] only `--` gives constexpr

2020-03-31 Thread ppalka at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=94414 Patrick Palka changed: What|Removed |Added CC||ppalka at gcc dot gnu.org --- Comment #3

[Bug c++/94414] only `--` gives constexpr

2020-03-31 Thread redi at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=94414 --- Comment #2 from Jonathan Wakely --- Right, this has nothing to do with constexpr. The contfilt view is not a constant expression, so nothing you do with it will be constant evaluated, so whether it's constexpr is irrelevant.

[Bug c++/94414] only `--` gives constexpr

2020-03-31 Thread rguenth at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=94414 Richard Biener changed: What|Removed |Added Keywords||missed-optimization --- Comment #1 from