llvmbot wrote:

<!--LLVM PR SUMMARY COMMENT-->

@llvm/pr-subscribers-clang-tidy

Author: Yanzuo Liu (zwuis)

<details>
<summary>Changes</summary>

Remove `CaptureInCopy` because function parameters captured by copy should not 
be considered forwarded.

No functional changes because implicit captures are not added to capture list 
until the function is instantiated 
([P0588R1](https://github.com/llvm/llvm-project/issues/61426) is not 
implemented currently), so that `CaptureInCopy` never matches anything.

---
Full diff: https://github.com/llvm/llvm-project/pull/138504.diff


1 Files Affected:

- (modified) 
clang-tools-extra/clang-tidy/cppcoreguidelines/MissingStdForwardCheck.cpp 
(+1-4) 


``````````diff
diff --git 
a/clang-tools-extra/clang-tidy/cppcoreguidelines/MissingStdForwardCheck.cpp 
b/clang-tools-extra/clang-tidy/cppcoreguidelines/MissingStdForwardCheck.cpp
index bbb35228ce47f..2e8d4f7860021 100644
--- a/clang-tools-extra/clang-tidy/cppcoreguidelines/MissingStdForwardCheck.cpp
+++ b/clang-tools-extra/clang-tidy/cppcoreguidelines/MissingStdForwardCheck.cpp
@@ -98,13 +98,10 @@ void MissingStdForwardCheck::registerMatchers(MatchFinder 
*Finder) {
       allOf(hasCaptureDefaultKind(LambdaCaptureDefault::LCD_ByRef),
             unless(hasAnyCapture(
                 capturesVar(varDecl(hasSameNameAsBoundNode("param"))))));
-  auto CaptureInCopy = allOf(
-      hasCaptureDefaultKind(LambdaCaptureDefault::LCD_ByCopy), HasRefToParm);
   auto CaptureByRefExplicit = hasAnyCapture(
       allOf(hasCaptureKind(LambdaCaptureKind::LCK_ByRef), RefToParm));
 
-  auto CapturedInBody =
-      lambdaExpr(anyOf(CaptureInRef, CaptureInCopy, CaptureByRefExplicit));
+  auto CapturedInBody = lambdaExpr(anyOf(CaptureInRef, CaptureByRefExplicit));
   auto CapturedInCaptureList = hasAnyCapture(capturesVar(
       
varDecl(hasInitializer(ignoringParenImpCasts(equalsBoundNode("call"))))));
 

``````````

</details>


https://github.com/llvm/llvm-project/pull/138504
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