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| author | Niko Matsakis <niko@alum.mit.edu> | 2019-06-24 15:00:09 -0400 |
|---|---|---|
| committer | Niko Matsakis <niko@alum.mit.edu> | 2019-07-02 12:25:22 -0400 |
| commit | d2772e89899071bfb830d949ab53022b758cdf06 (patch) | |
| tree | ebaabae557ee124172070001b8779c21109c8d26 | |
| parent | 56ae0bfc7965b34e9170f2c954c6fbe6cbd86839 (diff) | |
| download | rust-d2772e89899071bfb830d949ab53022b758cdf06.tar.gz rust-d2772e89899071bfb830d949ab53022b758cdf06.zip | |
explain why the code is the way it is
| -rw-r--r-- | src/librustc/infer/lexical_region_resolve/mod.rs | 2 |
1 files changed, 2 insertions, 0 deletions
diff --git a/src/librustc/infer/lexical_region_resolve/mod.rs b/src/librustc/infer/lexical_region_resolve/mod.rs index 17f2321f8db..aa37ed6e9e0 100644 --- a/src/librustc/infer/lexical_region_resolve/mod.rs +++ b/src/librustc/infer/lexical_region_resolve/mod.rs @@ -204,6 +204,8 @@ impl<'cx, 'tcx> LexicalResolver<'cx, 'tcx> { graph: &RegionGraph<'tcx>, var_values: &mut LexicalRegionResolutions<'tcx>, ) -> bool { + // Note: we don't use the `any` combinator because we don't + // want to stop at the first constraint that makes a change. let mut any_changed = false; for member_constraint in &self.data.member_constraints { if self.enforce_member_constraint(graph, member_constraint, var_values) { |