Rollup of 7 pull requests

[matthiaskrgr]

Successful merges:

• impl FusedIterator and a size hint for the error sources iter #127091 (impl FusedIterator and a size hint for the error sources iter)
• Automatically taint when reporting errors from ItemCtxt #127358 (Automatically taint when reporting errors from ItemCtxt)
• Use verbose style when suggesting changing const with let #127382 (Use verbose style when suggesting changing const with let)
• #[doc(alias)]'s doc: say that ASCII spaces are allowed #127484 (#[doc(alias)]'s doc: say that ASCII spaces are allowed)
• More trait error reworking #127495 (More trait error reworking)
• Update f16/f128 FIXMEs that needed (NEG_)INFINITY #127496 (Update f16/f128 FIXMEs that needed (NEG_)INFINITY)
• small search graph refactor #127508 (small search graph refactor)

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[matthiaskrgr]

@bors r+ rollup=never p=7

[bors]

📌 Commit 0cda246 has been approved by matthiaskrgr

It is now in the queue for this repository.

[bors]

⌛ Testing commit 0cda246 with merge 978e1ae...

[rust-log-analyzer]

The job aarch64-apple failed! Check out the build log: (web) (plain)

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 ---- [ui] tests/ui/asm/aarch64/parse-error.rs stdout ---- diff of stderr: 398 LL | const bar: /* Type */ = 0; 400 - 402 error: aborting due to 57 previous errors 403 --- To only update this specific test, also pass `--test-args asm/aarch64/parse-error.rs` error: 1 errors occurred comparing output. status: exit status: 1 command: env -u RUSTC_LOG_COLOR RUSTC_ICE="0" RUST_BACKTRACE="short" "/Users/runner/work/rust/rust/build/aarch64-apple-darwin/stage2/bin/rustc" "/Users/runner/work/rust/rust/tests/ui/asm/aarch64/parse-error.rs" "-Zthreads=1" "-Zsimulate-remapped-rust-src-base=/rustc/FAKE_PREFIX" "-Ztranslate-remapped-path-to-local-path=no" "-Z" "ignore-directory-in-diagnostics-source-blocks=/Users/runner/.cargo" "-Z" "ignore-directory-in-diagnostics-source-blocks=/Users/runner/work/rust/rust/vendor" "--sysroot" "/Users/runner/work/rust/rust/build/aarch64-apple-darwin/stage2" "--target=aarch64-apple-darwin" "--check-cfg" "cfg(FALSE)" "--error-format" "json" "--json" "future-incompat" "-Ccodegen-units=1" "-Zui-testing" "-Zdeduplicate-diagnostics=no" "-Zwrite-long-types-to-disk=no" "-Cstrip=debuginfo" "--emit" "metadata" "-C" "prefer-dynamic" "--out-dir" "/Users/runner/work/rust/rust/build/aarch64-apple-darwin/test/ui/asm/aarch64/parse-error" "-A" "unused" "-A" "internal_features" "-Crpath" "-Cdebuginfo=0" "-Lnative=/Users/runner/work/rust/rust/build/aarch64-apple-darwin/native/rust-test-helpers" "-L" "/Users/runner/work/rust/rust/build/aarch64-apple-darwin/test/ui/asm/aarch64/parse-error/auxiliary" --- stderr ------------------------------- error: requires at least a template string argument ##[error] --> /Users/runner/work/rust/rust/tests/ui/asm/aarch64/parse-error.rs:11:9 | --- error: expected `)`, found `foo` ##[error] --> /Users/runner/work/rust/rust/tests/ui/asm/aarch64/parse-error.rs:21:27 | LL | asm!("{}", in(reg foo)); | ^^^ expected `)` error: expected expression, found end of macro arguments ##[error] --> /Users/runner/work/rust/rust/tests/ui/asm/aarch64/parse-error.rs:23:27 | | LL | asm!("{}", in(reg)); error: expected register class or explicit register ##[error] --> /Users/runner/work/rust/rust/tests/ui/asm/aarch64/parse-error.rs:25:26 | | LL | asm!("{}", inout(=) foo => bar); error: expected expression, found end of macro arguments ##[error] --> /Users/runner/work/rust/rust/tests/ui/asm/aarch64/parse-error.rs:27:37 | | LL | asm!("{}", inout(reg) foo =>); error: expected one of `!`, `,`, `.`, `::`, `?`, `{`, or an operator, found `=>` | | LL | asm!("{}", in(reg) foo => bar); error: expected a path for argument to `sym` ##[error] --> /Users/runner/work/rust/rust/tests/ui/asm/aarch64/parse-error.rs:31:24 | | LL | asm!("{}", sym foo + bar); error: expected one of `)`, `att_syntax`, `may_unwind`, `nomem`, `noreturn`, `nostack`, `preserves_flags`, `pure`, `raw`, or `readonly`, found `foo` | | LL | asm!("", options(foo)); error: expected one of `)` or `,`, found `foo` | | LL | asm!("", options(nomem foo)); | ^^^ expected one of `)` or `,` error: expected one of `)`, `att_syntax`, `may_unwind`, `nomem`, `noreturn`, `nostack`, `preserves_flags`, `pure`, `raw`, or `readonly`, found `foo` | | LL | asm!("", options(nomem, foo)); error: expected string literal ##[error] --> /Users/runner/work/rust/rust/tests/ui/asm/aarch64/parse-error.rs:41:30 | | LL | asm!("", clobber_abi(foo)); error: expected one of `)` or `,`, found `foo` | | LL | asm!("", clobber_abi("C" foo)); | ^^^ expected one of `)` or `,` error: expected string literal ##[error] --> /Users/runner/work/rust/rust/tests/ui/asm/aarch64/parse-error.rs:45:35 | | LL | asm!("", clobber_abi("C", foo)); error: duplicate argument named `a` ##[error] --> /Users/runner/work/rust/rust/tests/ui/asm/aarch64/parse-error.rs:52:36 | | LL | asm!("{a}", a = const foo, a = const bar); | ------------- ^^^^^^^^^^^^^ duplicate argument | previously here error: argument never used ##[error] --> /Users/runner/work/rust/rust/tests/ui/asm/aarch64/parse-error.rs:52:36 ##[error] --> /Users/runner/work/rust/rust/tests/ui/asm/aarch64/parse-error.rs:52:36 | LL | asm!("{a}", a = const foo, a = const bar); | ^^^^^^^^^^^^^ argument never used | = help: if this argument is intentionally unused, consider using it in an asm comment: `"/* {1} */"` error: explicit register arguments cannot have names ##[error] --> /Users/runner/work/rust/rust/tests/ui/asm/aarch64/parse-error.rs:57:18 | | LL | asm!("", a = in("x0") foo); error: positional arguments cannot follow named arguments or explicit register arguments ##[error] --> /Users/runner/work/rust/rust/tests/ui/asm/aarch64/parse-error.rs:63:35 | | LL | asm!("{1}", in("x0") foo, const bar); | ------------ ^^^^^^^^^ positional argument | explicit register argument error: expected one of `clobber_abi`, `const`, `in`, `inlateout`, `inout`, `label`, `lateout`, `options`, `out`, or `sym`, found `""` | | LL | asm!("", options(), ""); error: expected one of `clobber_abi`, `const`, `in`, `inlateout`, `inout`, `label`, `lateout`, `options`, `out`, or `sym`, found `"{}"` | | LL | asm!("{}", in(reg) foo, "{}", out(reg) foo); error: asm template must be a string literal ##[error] --> /Users/runner/work/rust/rust/tests/ui/asm/aarch64/parse-error.rs:70:14 | | LL | asm!(format!("{{{}}}", 0), in(reg) foo); | = note: this error originates in the macro `format` (in Nightly builds, run with -Z macro-backtrace for more info) error: asm template must be a string literal error: asm template must be a string literal ##[error] --> /Users/runner/work/rust/rust/tests/ui/asm/aarch64/parse-error.rs:72:21 | LL | asm!("{1}", format!("{{{}}}", 0), in(reg) foo, out(reg) bar); | = note: this error originates in the macro `format` (in Nightly builds, run with -Z macro-backtrace for more info) error: _ cannot be used for input operands | | LL | asm!("{}", in(reg) _); error: _ cannot be used for input operands | | LL | asm!("{}", inout(reg) _); error: _ cannot be used for input operands | | LL | asm!("{}", inlateout(reg) _); error: requires at least a template string argument ##[error] --> /Users/runner/work/rust/rust/tests/ui/asm/aarch64/parse-error.rs:85:1 | | LL | global_asm!(); error: asm template must be a string literal ##[error] --> /Users/runner/work/rust/rust/tests/ui/asm/aarch64/parse-error.rs:87:13 | | LL | global_asm!(FOO); error: expected token: `,` ##[error] --> /Users/runner/work/rust/rust/tests/ui/asm/aarch64/parse-error.rs:89:18 | | LL | global_asm!("{}" FOO); | ^^^ expected `,` error: expected operand, options, or additional template string ##[error] --> /Users/runner/work/rust/rust/tests/ui/asm/aarch64/parse-error.rs:91:19 | | LL | global_asm!("{}", FOO); | ^^^ expected operand, options, or additional template string error: expected expression, found end of macro arguments ##[error] --> /Users/runner/work/rust/rust/tests/ui/asm/aarch64/parse-error.rs:93:24 | | LL | global_asm!("{}", const); error: expected one of `,`, `.`, `?`, or an operator, found `FOO` | | LL | global_asm!("{}", const(reg) FOO); | ^^^ expected one of `,`, `.`, `?`, or an operator error: expected one of `)`, `att_syntax`, or `raw`, found `FOO` | | LL | global_asm!("", options(FOO)); | ^^^ expected one of `)`, `att_syntax`, or `raw` error: expected one of `)`, `att_syntax`, or `raw`, found `nomem` | | LL | global_asm!("", options(nomem FOO)); | ^^^^^ expected one of `)`, `att_syntax`, or `raw` error: expected one of `)`, `att_syntax`, or `raw`, found `nomem` | | LL | global_asm!("", options(nomem, FOO)); | ^^^^^ expected one of `)`, `att_syntax`, or `raw` error: expected string literal ##[error] --> /Users/runner/work/rust/rust/tests/ui/asm/aarch64/parse-error.rs:104:29 | | LL | global_asm!("", clobber_abi(FOO)); error: expected one of `)` or `,`, found `FOO` | | LL | global_asm!("", clobber_abi("C" FOO)); | ^^^ expected one of `)` or `,` error: expected string literal ##[error] --> /Users/runner/work/rust/rust/tests/ui/asm/aarch64/parse-error.rs:108:34 | | LL | global_asm!("", clobber_abi("C", FOO)); error: `clobber_abi` cannot be used with `global_asm!` | | LL | global_asm!("{}", clobber_abi("C"), const FOO); error: `clobber_abi` cannot be used with `global_asm!` | | LL | global_asm!("", options(), clobber_abi("C")); error: `clobber_abi` cannot be used with `global_asm!` | | LL | global_asm!("{}", options(), clobber_abi("C"), const FOO); error: duplicate argument named `a` ##[error] --> /Users/runner/work/rust/rust/tests/ui/asm/aarch64/parse-error.rs:116:35 | | LL | global_asm!("{a}", a = const FOO, a = const BAR); | ------------- ^^^^^^^^^^^^^ duplicate argument | previously here error: argument never used ##[error] --> /Users/runner/work/rust/rust/tests/ui/asm/aarch64/parse-error.rs:116:35 ##[error] --> /Users/runner/work/rust/rust/tests/ui/asm/aarch64/parse-error.rs:116:35 | LL | global_asm!("{a}", a = const FOO, a = const BAR); | ^^^^^^^^^^^^^ argument never used | = help: if this argument is intentionally unused, consider using it in an asm comment: `"/* {1} */"` error: expected one of `clobber_abi`, `const`, `options`, or `sym`, found `""` | | LL | global_asm!("", options(), ""); | ^^ expected one of `clobber_abi`, `const`, `options`, or `sym` error: expected one of `clobber_abi`, `const`, `options`, or `sym`, found `"{}"` | | LL | global_asm!("{}", const FOO, "{}", const FOO); | ^^^^ expected one of `clobber_abi`, `const`, `options`, or `sym` error: asm template must be a string literal ##[error] --> /Users/runner/work/rust/rust/tests/ui/asm/aarch64/parse-error.rs:123:13 | | LL | global_asm!(format!("{{{}}}", 0), const FOO); | = note: this error originates in the macro `format` (in Nightly builds, run with -Z macro-backtrace for more info) error: asm template must be a string literal error: asm template must be a string literal ##[error] --> /Users/runner/work/rust/rust/tests/ui/asm/aarch64/parse-error.rs:125:20 | LL | global_asm!("{1}", format!("{{{}}}", 0), const FOO, const BAR); | = note: this error originates in the macro `format` (in Nightly builds, run with -Z macro-backtrace for more info) error[E0435]: attempt to use a non-constant value in a constant error[E0435]: attempt to use a non-constant value in a constant ##[error] --> /Users/runner/work/rust/rust/tests/ui/asm/aarch64/parse-error.rs:39:37 | LL | asm!("{}", options(), const foo); | ^^^ non-constant value | help: consider using `const` instead of `let` | LL | const foo: /* Type */ = 0; error[E0435]: attempt to use a non-constant value in a constant ##[error] --> /Users/runner/work/rust/rust/tests/ui/asm/aarch64/parse-error.rs:47:44 | | LL | asm!("{}", clobber_abi("C"), const foo); | ^^^ non-constant value help: consider using `const` instead of `let` | | LL | const foo: /* Type */ = 0; error[E0435]: attempt to use a non-constant value in a constant ##[error] --> /Users/runner/work/rust/rust/tests/ui/asm/aarch64/parse-error.rs:50:55 | | LL | asm!("{}", options(), clobber_abi("C"), const foo); | ^^^ non-constant value help: consider using `const` instead of `let` | | LL | const foo: /* Type */ = 0; error[E0435]: attempt to use a non-constant value in a constant ##[error] --> /Users/runner/work/rust/rust/tests/ui/asm/aarch64/parse-error.rs:52:31 | | LL | asm!("{a}", a = const foo, a = const bar); | ^^^ non-constant value help: consider using `const` instead of `let` | | LL | const foo: /* Type */ = 0; error[E0435]: attempt to use a non-constant value in a constant ##[error] --> /Users/runner/work/rust/rust/tests/ui/asm/aarch64/parse-error.rs:52:46 | | LL | asm!("{a}", a = const foo, a = const bar); | ^^^ non-constant value help: consider using `const` instead of `let` | | LL | const bar: /* Type */ = 0; error[E0435]: attempt to use a non-constant value in a constant ##[error] --> /Users/runner/work/rust/rust/tests/ui/asm/aarch64/parse-error.rs:59:45 | | LL | asm!("{a}", in("x0") foo, a = const bar); | ^^^ non-constant value help: consider using `const` instead of `let` | | LL | const bar: /* Type */ = 0; error[E0435]: attempt to use a non-constant value in a constant ##[error] --> /Users/runner/work/rust/rust/tests/ui/asm/aarch64/parse-error.rs:61:45 | | LL | asm!("{a}", in("x0") foo, a = const bar); | ^^^ non-constant value help: consider using `const` instead of `let` | | LL | const bar: /* Type */ = 0; error[E0435]: attempt to use a non-constant value in a constant ##[error] --> /Users/runner/work/rust/rust/tests/ui/asm/aarch64/parse-error.rs:63:41 | | LL | asm!("{1}", in("x0") foo, const bar); | ^^^ non-constant value help: consider using `const` instead of `let` | | LL | const bar: /* Type */ = 0; error: aborting due to 57 previous errors For more information about this error, try `rustc --explain E0435`. 

[bors]

💔 Test failed - checks-actions