Reorganize tests/ui/issues [22/N]

tests/ui/crate-loading/missing-target-error.rs

@@ -0,0 +1,13 @@
+//! Regression test for <https://github.com/rust-lang/rust/issues/37131>.
+//! Tests that compiling for a target which is not installed will result in a helpful
+//! error message.
+//~^^^ ERROR can't find crate for `std`
+//~| NOTE target may not be installed
+//~| NOTE can't find crate
+
+//@ compile-flags: --target=thumbv6m-none-eabi
+//@ ignore-arm
+//@ needs-llvm-components: arm
+//@ ignore-backends: gcc
+
+fn main() { }

tests/ui/issues/issue-37510.rs → tests/ui/expr/if/mut-borrow-in-else-if-after-if-let.rs

@@ -1,3 +1,5 @@
+//! Regression test for <https://github.com/rust-lang/rust/issues/37510>.
+//! Test that else-if after if-let is not considered a pattern guard.
 //@ check-pass
 
 fn foo(_: &mut i32) -> bool { true }

tests/ui/issues/issue-38556.rs → tests/ui/imports/macro-use-as.rs

@@ -1,4 +1,7 @@
+//! Regression test for <https://github.com/rust-lang/rust/issues/38556>.
+//! Reexport in macro caused ICE.
 //@ run-pass
+
 #![allow(dead_code)]
 pub struct Foo;
 

tests/ui/issues/issue-37884.rs → tests/ui/lifetimes/lifetime-errors/iterator-next-extra-named-lifetime.rs

@@ -1,3 +1,5 @@
+//! Regression test for <https://github.com/rust-lang/rust/issues/37884>.
+//! This used to leak compiler data structures in error message.
 //@ dont-require-annotations: NOTE
 
 struct RepeatMut<'a, T>(T, &'a ());

tests/ui/issues/issue-37884.stderr → tests/ui/lifetimes/lifetime-errors/iterator-next-extra-named-lifetime.stderr

@@ -1,5 +1,5 @@
 error[E0308]: method not compatible with trait
-  --> $DIR/issue-37884.rs:8:5
+  --> $DIR/iterator-next-extra-named-lifetime.rs:10:5
    |
 LL |     fn next(&'a mut self) -> Option<Self::Item>
    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ lifetime mismatch
@@ -9,7 +9,7 @@ LL |     fn next(&'a mut self) -> Option<Self::Item>
 note: the anonymous lifetime as defined here...
   --> $SRC_DIR/core/src/iter/traits/iterator.rs:LL:COL
 note: ...does not necessarily outlive the lifetime `'a` as defined here
-  --> $DIR/issue-37884.rs:5:6
+  --> $DIR/iterator-next-extra-named-lifetime.rs:7:6
    |
 LL | impl<'a, T: 'a> Iterator for RepeatMut<'a, T> {
    |      ^^

tests/ui/issues/issue-3702-2.rs → tests/ui/methods/ambig-method-call-in-trait-impl.rs

@@ -1,3 +1,6 @@
+//! Regression test for <https://github.com/rust-lang/rust/issues/3702>.
+//! This used to trigger LLVM assertion.
+
 pub trait ToPrimitive {
     fn to_int(&self) -> isize { 0 }
 }

tests/ui/issues/issue-3702-2.stderr → tests/ui/methods/ambig-method-call-in-trait-impl.stderr

@@ -1,16 +1,16 @@
 error[E0034]: multiple applicable items in scope
-  --> $DIR/issue-3702-2.rs:16:14
+  --> $DIR/ambig-method-call-in-trait-impl.rs:19:14
    |
 LL |         self.to_int() + other.to_int()
    |              ^^^^^^ multiple `to_int` found
    |
 note: candidate #1 is defined in an impl of the trait `Add` for the type `isize`
-  --> $DIR/issue-3702-2.rs:14:5
+  --> $DIR/ambig-method-call-in-trait-impl.rs:17:5
    |
 LL |     fn to_int(&self) -> isize { *self }
    |     ^^^^^^^^^^^^^^^^^^^^^^^^^
 note: candidate #2 is defined in an impl of the trait `ToPrimitive` for the type `isize`
-  --> $DIR/issue-3702-2.rs:2:5
+  --> $DIR/ambig-method-call-in-trait-impl.rs:5:5
    |
 LL |     fn to_int(&self) -> isize { 0 }
    |     ^^^^^^^^^^^^^^^^^^^^^^^^^

tests/ui/issues/issue-3847.rs → tests/ui/parser/other-module-struct-match.rs

@@ -1,4 +1,7 @@
+//! Regression test for <https://github.com/rust-lang/rust/issues/3847>.
+//! Pattern matching struct from different module caused parser to fail.
 //@ run-pass
+
 mod buildings {
     pub struct Tower { pub height: usize }
 }

tests/ui/issues/issue-3753.rs → tests/ui/parser/pub-method-after-attribute.rs

@@ -1,7 +1,6 @@
+//! Regression test for <https://github.com/rust-lang/rust/issues/3753>.
+//! Pub keyword after attribute caused parser to fail.
 //@ run-pass
-// Issue #3656
-// Issue Name: pub method preceded by attribute can't be parsed
-// Abstract: Visibility parsing failed when compiler parsing
 
 use std::f64;
 

tests/ui/issues/issue-3702.rs → tests/ui/traits/object/nested-trait-method-call.rs

@@ -1,4 +1,7 @@
+//! Regression test for <https://github.com/rust-lang/rust/issues/3702>.
+//! Calling method of trait defined in function used to trigger LLVM assertion.
 //@ run-pass
+
 #![allow(dead_code)]
 
 pub fn main() {

tests/ui/issues/issue-37665.rs → tests/ui/unpretty/mir-unpretty-type-error.rs

@@ -1,3 +1,5 @@
+//! Regression test for <https://github.com/rust-lang/rust/issues/37665>.
+//! Test type error when compiling with `unpretty=mir` doesn't ICE.
 //@ compile-flags: -Z unpretty=mir
 
 use std::path::MAIN_SEPARATOR;

tests/ui/issues/issue-37665.stderr → tests/ui/unpretty/mir-unpretty-type-error.stderr

@@ -1,5 +1,5 @@
 error[E0308]: mismatched types
-  --> $DIR/issue-37665.rs:9:17
+  --> $DIR/mir-unpretty-type-error.rs:11:17
    |
 LL |     let x: () = 0;
    |            --   ^ expected `()`, found integer