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author | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-17 12:03:36 +0000 |
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committer | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-17 12:03:36 +0000 |
commit | 17d40c6057c88f4c432b0d7bac88e1b84cb7e67f (patch) | |
tree | 3f66c4a5918660bb8a758ab6cda5ff8ee4f6cdcd /src/test/ui/typeck/issue-100285.stderr | |
parent | Adding upstream version 1.64.0+dfsg1. (diff) | |
download | rustc-f7f0cc2a5d72e2c61c1f6900e70eec992bea4273.tar.xz rustc-f7f0cc2a5d72e2c61c1f6900e70eec992bea4273.zip |
Adding upstream version 1.65.0+dfsg1.upstream/1.65.0+dfsg1
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
Diffstat (limited to 'src/test/ui/typeck/issue-100285.stderr')
-rw-r--r-- | src/test/ui/typeck/issue-100285.stderr | 34 |
1 files changed, 34 insertions, 0 deletions
diff --git a/src/test/ui/typeck/issue-100285.stderr b/src/test/ui/typeck/issue-100285.stderr new file mode 100644 index 000000000..42c64b039 --- /dev/null +++ b/src/test/ui/typeck/issue-100285.stderr @@ -0,0 +1,34 @@ +error[E0308]: mismatched types + --> $DIR/issue-100285.rs:2:5 + | +LL | fn foo(n: i32) -> i32 { + | --- expected `i32` because of return type +LL | / for i in 0..0 { +LL | | +LL | | if n < 0 { +LL | | return i; +... | +LL | | +LL | | } + | |_____^ expected `i32`, found `()` + | +note: the function expects a value to always be returned, but loops might run zero times + --> $DIR/issue-100285.rs:2:5 + | +LL | for i in 0..0 { + | ^^^^^^^^^^^^^ this might have zero elements to iterate on +... +LL | return i; + | -------- if the loop doesn't execute, this value would never get returned +LL | } else if n < 10 { +LL | return 1; + | -------- if the loop doesn't execute, this value would never get returned +LL | } else if n < 20 { +LL | return 2; + | -------- if the loop doesn't execute, this value would never get returned + = note: if the loop doesn't execute, 3 other values would never get returned + = help: return a value for the case when the loop has zero elements to iterate on, or consider changing the return type to account for that possibility + +error: aborting due to previous error + +For more information about this error, try `rustc --explain E0308`. |