[clang] Match against all plugins when parsing microsoft attributes (PR #86426)

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https://github.com/apache-hb created https://github.com/llvm/llvm-project/pull/86426

Fixes #86422

>From 245a21512d8658225b17b91b8af4764f54084e01 Mon Sep 17 00:00:00 2001
From: Elliot <35050275+apache-hb at users.noreply.github.com>
Date: Sun, 24 Mar 2024 03:03:47 -0400
Subject: [PATCH] Match against all plugins when parsing microsoft attributes

fixes #86422
---
 clang/lib/Parse/ParseDeclCXX.cpp | 7 ++++---
 1 file changed, 4 insertions(+), 3 deletions(-)

diff --git a/clang/lib/Parse/ParseDeclCXX.cpp b/clang/lib/Parse/ParseDeclCXX.cpp
index 63fe678cbb29e2..d05b3a455f7f63 100644
--- a/clang/lib/Parse/ParseDeclCXX.cpp
+++ b/clang/lib/Parse/ParseDeclCXX.cpp
@@ -5061,11 +5061,12 @@ void Parser::ParseMicrosoftAttributes(ParsedAttributes &Attrs) {
         IdentifierInfo *II = Tok.getIdentifierInfo();
         SourceLocation NameLoc = Tok.getLocation();
         ConsumeToken();
-        ParsedAttr::Kind AttrKind =
-            ParsedAttr::getParsedKind(II, nullptr, ParsedAttr::AS_Microsoft);
+
         // For HLSL we want to handle all attributes, but for MSVC compat, we
         // silently ignore unknown Microsoft attributes.
-        if (getLangOpts().HLSL || AttrKind != ParsedAttr::UnknownAttribute) {
+        AttributeCommonInfo Info{II, NameLoc, AttributeCommonInfo::Form::Microsoft()};
+        const ParsedAttrInfo& AttrInfo = ParsedAttrInfo::get(Info);
+        if (getLangOpts().HLSL || AttrInfo.hasSpelling(AttributeCommonInfo::AS_Microsoft, II->getName())) {
           bool AttrParsed = false;
           if (Tok.is(tok::l_paren)) {
             CachedTokens OpenMPTokens;