From f0637e4e185e8c3dda694004d1dfd31126ed1fbd Mon Sep 17 00:00:00 2001 From: Esteban Küber Date: Fri, 19 Feb 2021 17:00:31 -0800 Subject: Lower condition of `if` expression before it's "then" block Fix #82290, fix #82250. --- src/test/ui/pattern/issue-82290.rs | 7 +++++++ src/test/ui/pattern/issue-82290.stderr | 20 ++++++++++++++++++++ 2 files changed, 27 insertions(+) create mode 100644 src/test/ui/pattern/issue-82290.rs create mode 100644 src/test/ui/pattern/issue-82290.stderr (limited to 'src/test/ui/pattern') diff --git a/src/test/ui/pattern/issue-82290.rs b/src/test/ui/pattern/issue-82290.rs new file mode 100644 index 00000000000..67f0274fe74 --- /dev/null +++ b/src/test/ui/pattern/issue-82290.rs @@ -0,0 +1,7 @@ +#![feature(let_chains)] //~ WARN the feature `let_chains` is incomplete + +fn main() { + if true && let x = 1 { //~ ERROR `let` expressions are not supported here + let _ = x; + } +} diff --git a/src/test/ui/pattern/issue-82290.stderr b/src/test/ui/pattern/issue-82290.stderr new file mode 100644 index 00000000000..65ef018dc97 --- /dev/null +++ b/src/test/ui/pattern/issue-82290.stderr @@ -0,0 +1,20 @@ +error: `let` expressions are not supported here + --> $DIR/issue-82290.rs:4:16 + | +LL | if true && let x = 1 { + | ^^^^^^^^^ + | + = note: only supported directly in conditions of `if`- and `while`-expressions + = note: as well as when nested within `&&` and parenthesis in those conditions + +warning: the feature `let_chains` is incomplete and may not be safe to use and/or cause compiler crashes + --> $DIR/issue-82290.rs:1:12 + | +LL | #![feature(let_chains)] + | ^^^^^^^^^^ + | + = note: `#[warn(incomplete_features)]` on by default + = note: see issue #53667 for more information + +error: aborting due to previous error; 1 warning emitted + -- cgit 1.4.1-3-g733a5