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| author | Esteban Küber <esteban@kuber.com.ar> | 2019-04-15 12:54:18 -0700 |
|---|---|---|
| committer | Esteban Küber <esteban@kuber.com.ar> | 2019-04-22 13:11:53 -0700 |
| commit | 6e723c24a83cc89d723df6c0eda17a95deb5fb41 (patch) | |
| tree | 881b68422e22a12f17e6f928ce141a874da85efb /src/test/ui/empty | |
| parent | c21fbfe7e310b9055ed6b7c46b7d37b831a516e3 (diff) | |
| download | rust-6e723c24a83cc89d723df6c0eda17a95deb5fb41.tar.gz rust-6e723c24a83cc89d723df6c0eda17a95deb5fb41.zip | |
Never stop due to errors before borrow checking
Diffstat (limited to 'src/test/ui/empty')
| -rw-r--r-- | src/test/ui/empty/empty-never-array.rs | 3 | ||||
| -rw-r--r-- | src/test/ui/empty/empty-never-array.stderr | 12 |
2 files changed, 14 insertions, 1 deletions
diff --git a/src/test/ui/empty/empty-never-array.rs b/src/test/ui/empty/empty-never-array.rs index 01b99134a44..ce781da7d47 100644 --- a/src/test/ui/empty/empty-never-array.rs +++ b/src/test/ui/empty/empty-never-array.rs @@ -10,6 +10,9 @@ fn transmute<T, U>(t: T) -> U { let Helper::U(u) = Helper::T(t, []); //~^ ERROR refutable pattern in local binding: `T(_, _)` not covered u + //~^ WARN use of possibly uninitialized variable: `u` + //~| WARN this error has been downgraded to a warning for backwards compatibility + //~| WARN this represents potential undefined behavior in your code and this warning will } fn main() { diff --git a/src/test/ui/empty/empty-never-array.stderr b/src/test/ui/empty/empty-never-array.stderr index f1be4a6edec..6608ad763b2 100644 --- a/src/test/ui/empty/empty-never-array.stderr +++ b/src/test/ui/empty/empty-never-array.stderr @@ -11,6 +11,16 @@ LL | | } LL | let Helper::U(u) = Helper::T(t, []); | ^^^^^^^^^^^^ pattern `T(_, _)` not covered +warning[E0381]: use of possibly uninitialized variable: `u` + --> $DIR/empty-never-array.rs:12:5 + | +LL | u + | ^ use of possibly uninitialized `u` + | + = warning: this error has been downgraded to a warning for backwards compatibility with previous releases + = warning: this represents potential undefined behavior in your code and this warning will become a hard error in the future + error: aborting due to previous error -For more information about this error, try `rustc --explain E0005`. +Some errors have detailed explanations: E0005, E0381. +For more information about an error, try `rustc --explain E0005`. |