GNU bug report logs - #68699
Eglot completion has stopped working in some cases

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Message #8 received at submit <at> debbugs.gnu.org (full text, mbox):

From: João Távora <joaotavora <at> gmail.com>
To: Brennan Vincent <brennan <at> umanwizard.com>
Cc: "simon254--- via Bug reports for GNU Emacs,
 the Swiss army knife of text editors" <bug-gnu-emacs <at> gnu.org>
Subject: Re: Eglot completion has stopped working in some cases
Date: Wed, 24 Jan 2024 20:41:03 +0000

[Message part 1 (text/plain, inline)]

Ok, but please explain exactly what "attempting completion" amounts to.
Read the manual about how Eglot bugs should be reported, Emacs -Q etc.
Thanks

On Wed, Jan 24, 2024, 20:37 Brennan Vincent <brennan <at> umanwizard.com> wrote:

> I bisected the issue to e93d99a4a0ce578249304dce350465c580a49892, so
> including João.
>
> In some cases when attempting to complete using eglot, I am getting
> errors rather than a list of completions. I haven't been able to debug
> why but it seems to be happening in "pcm" completion style.
>
> For example, in a Rust crate with the following main file:
>
> fn foo_len() {
> }
>
> fn main() {
>     len
> }
>
> positioning my cursor after "len" and attempting completion yields the
> following error message:
>
> completion-pcm--merge-completions: Internal error: _mm_blend_epi16(…)
> (use std::arch::x86_64::_mm_blend_epi16) doesn’t match \`len
>
> Full backtrace:
>
> Debugger entered--Lisp error: (error #("Internal error: _mm_blend_epi16(…)
> (use std::arch::x86_64::_mm_blend_epi16) doesn’t match \\`len" 16 17
> (eglot--lsp-item (:label #("_mm_blend_epi16(…) (use
> std::arch::x86_64::_mm_blend_epi16)" 0 1 (eglot--lsp-item #5) 5 8 (face
> completions-common-part)) :kind 3 :detail "unsafe fn(__m128i, __m128i) ->
> __m128i" :documentation (:kind "markdown" :value "Blend packed 16-bit
> integers from `a` and `b` using the mask `IMM8`.\n\nThe mask bits determine
> the selection. A clear bit selects the\ncorresponding element of `a`, and a
> set bit the corresponding\nelement of `b`.\n\n[Intel's documentation](
> https://www.intel.com/content/www/us/en/docs/intrinsics-guide/index.html#text=_mm_blend_epi16)")
> :deprecated :json-false :sortText "fffffff0" :filterText
> #("_mm_blend_epi16" 5 8 (face completions-common-part)) :insertTextFormat 2
> :textEdit (:range (:start (:line 4 :character 4) :end (:line 4 :character
> 7)) :newText "_mm_blend_epi16(${1:a}, ${2:b})$0") :additionalTextEdits []
> :command (:title "triggerParameterHints" :command
> "rust-analyzer.triggerParameterHints") :data (:position (:textDocument
> (:uri "file:///home/brennan/test_rust/src/bin/test_rust.rs") :position
> (:line 4 :character 7)) :imports [(:full_import_path
> "std::arch::x86_64::_mm_blend_epi16" :imported_name "_mm_blend_epi16")])))
> 21 24 (face completions-common-part)))
>   signal(error (#("Internal error: _mm_blend_epi16(…) (use
> std::arch::x86_64::_mm_blend_epi16) doesn’t match \\`len" 16 17
> (eglot--lsp-item (:label #("_mm_blend_epi16(…) (use
> std::arch::x86_64::_mm_blend_epi16)" 0 1 (eglot--lsp-item #6) 5 8 (face
> completions-common-part)) :kind 3 :detail "unsafe fn(__m128i, __m128i) ->
> __m128i" :documentation (:kind "markdown" :value "Blend packed 16-bit
> integers from `a` and `b` using the mask `IMM8`.\n\nThe mask bits determine
> the selection. A clear bit selects the\ncorresponding element of `a`, and a
> set bit the corresponding\nelement of `b`.\n\n[Intel's documentation](
> https://www.intel.com/content/www/us/en/docs/intrinsics-guide/index.html#text=_mm_blend_epi16)")
> :deprecated :json-false :sortText "fffffff0" :filterText
> #("_mm_blend_epi16" 5 8 (face completions-common-part)) :insertTextFormat 2
> :textEdit (:range (:start (:line 4 :character 4) :end (:line 4 :character
> 7)) :newText "_mm_blend_epi16(${1:a}, ${2:b})$0") :additionalTextEdits []
> :command (:title "triggerParameterHints" :command
> "rust-analyzer.triggerParameterHints") :data (:position (:textDocument
> (:uri "file:///home/brennan/test_rust/src/bin/test_rust.rs") :position
> (:line 4 :character 7)) :imports [(:full_import_path
> "std::arch::x86_64::_mm_blend_epi16" :imported_name "_mm_blend_epi16")])))
> 21 24 (face completions-common-part))))
>   error("Internal error: %s doesn't match %s" #("_mm_blend_epi16(…) (use
> std::arch::x86_64::_mm_blend_epi16)" 0 1 (eglot--lsp-item (:label #2 :kind
> 3 :detail "unsafe fn(__m128i, __m128i) -> __m128i" :documentation (:kind
> "markdown" :value "Blend packed 16-bit integers from `a` and `b` using the
> mask `IMM8`.\n\nThe mask bits determine the selection. A clear bit selects
> the\ncorresponding element of `a`, and a set bit the corresponding\nelement
> of `b`.\n\n[Intel's documentation](
> https://www.intel.com/content/www/us/en/docs/intrinsics-guide/index.html#text=_mm_blend_epi16)")
> :deprecated :json-false :sortText "fffffff0" :filterText
> #("_mm_blend_epi16" 5 8 (face completions-common-part)) :insertTextFormat 2
> :textEdit (:range (:start (:line 4 :character 4) :end (:line 4 :character
> 7)) :newText "_mm_blend_epi16(${1:a}, ${2:b})$0") :additionalTextEdits []
> :command (:title "triggerParameterHints" :command
> "rust-analyzer.triggerParameterHints") :data (:position (:textDocument
> (:uri "file:///home/brennan/test_rust/src/bin/test_rust.rs") :position
> (:line 4 :character 7)) :imports [(:full_import_path
> "std::arch::x86_64::_mm_blend_epi16" :imported_name "_mm_blend_epi16")])))
> 5 8 (face completions-common-part)) "\\`len")
>   completion-pcm--merge-completions((... ... ... ... ... ... ... ... ...
> ... ... ... ... ... ...) ("len"))
>   completion-pcm--merge-try(("len") (... ... ... ... ... ... ... ... ...
> ... ... ... ... ... ...) "" "")
>   completion-pcm-try-completion("len" #f(compiled-function (pattern pred
> action) #<bytecode 0x19ec37e26e8f5965>) nil 3)
>   #f(compiled-function (style) #<bytecode
> -0x32c2df51d2b464c>)(partial-completion)
>   #f(compiled-function (elt) #<bytecode
> 0x19004498146b82cc>)(partial-completion)
>   mapc(#f(compiled-function (elt) #<bytecode 0x19004498146b82cc>)
> (eglot--dumb-flex basic partial-completion emacs22))
>   seq-do(#f(compiled-function (elt) #<bytecode 0x19004498146b82cc>)
> (eglot--dumb-flex basic partial-completion emacs22))
>   seq-some(#f(compiled-function (style) #<bytecode -0x32c2df51d2b464c>)
> (eglot--dumb-flex basic partial-completion emacs22))
>   completion--nth-completion(1 "len" #f(compiled-function (pattern pred
> action) #<bytecode 0x19ec37e26e8f5965>) nil 3 (metadata (category .
> eglot-capf) (display-sort-function . #f(compiled-function (completions)
> #<bytecode -0x67c261ef9006e89>))))
>   completion-try-completion("len" #f(compiled-function (pattern pred
> action) #<bytecode 0x19ec37e26e8f5965>) nil 3 (metadata (category .
> eglot-capf) (display-sort-function . #f(compiled-function (completions)
> #<bytecode -0x67c261ef9006e89>))))
>   ivy-completion-in-region(#<marker at 35 in test_rust.rs> 38
> #f(compiled-function (pattern pred action) #<bytecode 0x19ec37e26e8f5965>)
> nil)
>   completion-in-region(#<marker at 35 in test_rust.rs> 38
> #f(compiled-function (pattern pred action) #<bytecode 0x19ec37e26e8f5965>)
> nil)
>   completion-at-point()
>   complete-symbol(nil)
>   funcall-interactively(complete-symbol nil)
>   call-interactively(complete-symbol nil nil)
>   command-execute(complete-symbol)
>
>

[Message part 2 (text/html, inline)]

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