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author | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-17 12:02:58 +0000 |
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committer | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-17 12:02:58 +0000 |
commit | 698f8c2f01ea549d77d7dc3338a12e04c11057b9 (patch) | |
tree | 173a775858bd501c378080a10dca74132f05bc50 /src/test/ui/suggestions/mut-borrow-needed-by-trait.rs | |
parent | Initial commit. (diff) | |
download | rustc-698f8c2f01ea549d77d7dc3338a12e04c11057b9.tar.xz rustc-698f8c2f01ea549d77d7dc3338a12e04c11057b9.zip |
Adding upstream version 1.64.0+dfsg1.upstream/1.64.0+dfsg1
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
Diffstat (limited to '')
-rw-r--r-- | src/test/ui/suggestions/mut-borrow-needed-by-trait.rs | 22 |
1 files changed, 22 insertions, 0 deletions
diff --git a/src/test/ui/suggestions/mut-borrow-needed-by-trait.rs b/src/test/ui/suggestions/mut-borrow-needed-by-trait.rs new file mode 100644 index 000000000..66e1e77c9 --- /dev/null +++ b/src/test/ui/suggestions/mut-borrow-needed-by-trait.rs @@ -0,0 +1,22 @@ +use std::env::args; +use std::fs::File; +use std::io::{stdout, Write, BufWriter}; + +fn main() { + let mut args = args(); + let _ = args.next(); + let dest = args.next(); + + let h1; let h2; let h3; + + let fp: &dyn Write = match dest { + Some(path) => { h1 = File::create(path).unwrap(); &h1 }, + None => { h2 = stdout(); h3 = h2.lock(); &h3 } + }; + + let fp = BufWriter::new(fp); + //~^ ERROR the trait bound `&dyn std::io::Write: std::io::Write` is not satisfied + //~| ERROR the trait bound `&dyn std::io::Write: std::io::Write` is not satisfied + + writeln!(fp, "hello world").unwrap(); //~ ERROR the method +} |