[clang] [NFC][CLANG] Rename duplicate loop attributes diagnostic functions (PR #75657)

[via cfe-commits]

llvmbot wrote:


<!--LLVM PR SUMMARY COMMENT-->

@llvm/pr-subscribers-clang

Author: None (smanna12)

<details>
<summary>Changes</summary>

This patch renames CheckForDuplicateCodeAlignAttrs() to CheckForDuplicateLoopAttrs() and corresponding other functions that call it to be used for other statement attributes in future.

---
Full diff: https://github.com/llvm/llvm-project/pull/75657.diff


3 Files Affected:

- (modified) clang/include/clang/Sema/Sema.h (+1-1) 
- (modified) clang/lib/Sema/SemaStmtAttr.cpp (+9-9) 
- (modified) clang/lib/Sema/TreeTransform.h (+1-1) 


``````````diff
diff --git a/clang/include/clang/Sema/Sema.h b/clang/include/clang/Sema/Sema.h
index 1d7b4c729ce84e..20228da15ade8f 100644
--- a/clang/include/clang/Sema/Sema.h
+++ b/clang/include/clang/Sema/Sema.h
@@ -2102,7 +2102,7 @@ class Sema final {
                                  SourceLocation AttrLoc);
 
   CodeAlignAttr *BuildCodeAlignAttr(const AttributeCommonInfo &CI, Expr *E);
-  bool CheckRebuiltCodeAlignStmtAttributes(ArrayRef<const Attr *> Attrs);
+  bool CheckRebuiltStmtAttributes(ArrayRef<const Attr *> Attrs);
 
   bool CheckQualifiedFunctionForTypeId(QualType T, SourceLocation Loc);
 
diff --git a/clang/lib/Sema/SemaStmtAttr.cpp b/clang/lib/Sema/SemaStmtAttr.cpp
index 0d0a7bcebab4e8..a7f6ba4d7abf04 100644
--- a/clang/lib/Sema/SemaStmtAttr.cpp
+++ b/clang/lib/Sema/SemaStmtAttr.cpp
@@ -361,11 +361,11 @@ static Attr *handleCodeAlignAttr(Sema &S, Stmt *St, const ParsedAttr &A) {
 }
 
 // Diagnose non-identical duplicates as a 'conflicting' loop attributes
-// and suppress duplicate errors in cases where the two match for
-// [[clang::code_align()]] attribute.
-static void CheckForDuplicateCodeAlignAttrs(Sema &S,
+// and suppress duplicate errors in cases where the two match.
+template <typename LoopAttrT>
+static void CheckForDuplicateLoopAttrs(Sema &S,
                                             ArrayRef<const Attr *> Attrs) {
-  auto FindFunc = [](const Attr *A) { return isa<const CodeAlignAttr>(A); };
+  auto FindFunc = [](const Attr *A) { return isa<const LoopAttrT>(A); };
   const auto *FirstItr = std::find_if(Attrs.begin(), Attrs.end(), FindFunc);
 
   if (FirstItr == Attrs.end()) // no attributes found
@@ -375,7 +375,7 @@ static void CheckForDuplicateCodeAlignAttrs(Sema &S,
   std::optional<llvm::APSInt> FirstValue;
 
   const auto *CAFA =
-      dyn_cast<ConstantExpr>(cast<CodeAlignAttr>(*FirstItr)->getAlignment());
+      dyn_cast<ConstantExpr>(cast<LoopAttrT>(*FirstItr)->getAlignment());
   // Return early if first alignment expression is dependent (since we don't
   // know what the effective size will be), and skip the loop entirely.
   if (!CAFA)
@@ -384,7 +384,7 @@ static void CheckForDuplicateCodeAlignAttrs(Sema &S,
   while (Attrs.end() != (LastFoundItr = std::find_if(LastFoundItr + 1,
                                                      Attrs.end(), FindFunc))) {
     const auto *CASA = dyn_cast<ConstantExpr>(
-        cast<CodeAlignAttr>(*LastFoundItr)->getAlignment());
+        cast<LoopAttrT>(*LastFoundItr)->getAlignment());
     // If the value is dependent, we can not test anything.
     if (!CASA)
       return;
@@ -635,10 +635,10 @@ void Sema::ProcessStmtAttributes(Stmt *S, const ParsedAttributes &InAttrs,
   }
 
   CheckForIncompatibleAttributes(*this, OutAttrs);
-  CheckForDuplicateCodeAlignAttrs(*this, OutAttrs);
+  CheckForDuplicateLoopAttrs<CodeAlignAttr>(*this, OutAttrs);
 }
 
-bool Sema::CheckRebuiltCodeAlignStmtAttributes(ArrayRef<const Attr *> Attrs) {
-  CheckForDuplicateCodeAlignAttrs(*this, Attrs);
+bool Sema::CheckRebuiltStmtAttributes(ArrayRef<const Attr *> Attrs) {
+  CheckForDuplicateLoopAttrs<CodeAlignAttr>(*this, Attrs);
   return false;
 }
diff --git a/clang/lib/Sema/TreeTransform.h b/clang/lib/Sema/TreeTransform.h
index 1ad843d0bf4e0c..7df5bf0cb71370 100644
--- a/clang/lib/Sema/TreeTransform.h
+++ b/clang/lib/Sema/TreeTransform.h
@@ -1378,7 +1378,7 @@ class TreeTransform {
   StmtResult RebuildAttributedStmt(SourceLocation AttrLoc,
                                    ArrayRef<const Attr *> Attrs,
                                    Stmt *SubStmt) {
-    if (SemaRef.CheckRebuiltCodeAlignStmtAttributes(Attrs))
+    if (SemaRef.CheckRebuiltStmtAttributes(Attrs))
       return StmtError();
     return SemaRef.BuildAttributedStmt(AttrLoc, Attrs, SubStmt);
   }

``````````

</details>


https://github.com/llvm/llvm-project/pull/75657