[clang] [-Wunsafe-buffer-usage] Support adding unsafe_buffer_usage attribute to struct fields (PR #101585)

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github-actions[bot] wrote:

<!--LLVM CODE FORMAT COMMENT: {clang-format}-->


:warning: C/C++ code formatter, clang-format found issues in your code. :warning:

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You can test this locally with the following command:
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``````````bash
git-clang-format --diff 5b4e5f8ac6c6f7e25f7c87a26f2d2eaa0ebba8e3 1ecd91c03f6de92153809402b10f99e5f649787f --extensions cpp -- clang/test/SemaCXX/warn-unsafe-buffer-usage-field-attr.cpp clang/lib/Analysis/UnsafeBufferUsage.cpp clang/lib/Sema/AnalysisBasedWarnings.cpp
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<details>
<summary>
View the diff from clang-format here.
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``````````diff
diff --git a/clang/lib/Analysis/UnsafeBufferUsage.cpp b/clang/lib/Analysis/UnsafeBufferUsage.cpp
index b2645c814c..0051580b95 100644
--- a/clang/lib/Analysis/UnsafeBufferUsage.cpp
+++ b/clang/lib/Analysis/UnsafeBufferUsage.cpp
@@ -939,16 +939,15 @@ public:
   }
 
   static Matcher matcher() {
-    auto HasUnsafeFielDecl = 
-        member(fieldDecl(allOf(
-               anyOf(hasPointerType(), hasArrayType()),
-               hasAttr(attr::UnsafeBufferUsage))));
- 
+    auto HasUnsafeFielDecl =
+        member(fieldDecl(allOf(anyOf(hasPointerType(), hasArrayType()),
+                               hasAttr(attr::UnsafeBufferUsage))));
+
     auto HasUnsafeFnDecl =
         callee(functionDecl(hasAttr(attr::UnsafeBufferUsage)));
 
-    return stmt(expr(anyOf(callExpr(HasUnsafeFnDecl).bind(OpTag), 
-            memberExpr(HasUnsafeFielDecl).bind(OpTag))));
+    return stmt(expr(anyOf(callExpr(HasUnsafeFnDecl).bind(OpTag),
+                           memberExpr(HasUnsafeFielDecl).bind(OpTag))));
   }
 
   void handleUnsafeOperation(UnsafeBufferUsageHandler &Handler,
diff --git a/clang/lib/Sema/AnalysisBasedWarnings.cpp b/clang/lib/Sema/AnalysisBasedWarnings.cpp
index 687b8df4fa..d4514ed80a 100644
--- a/clang/lib/Sema/AnalysisBasedWarnings.cpp
+++ b/clang/lib/Sema/AnalysisBasedWarnings.cpp
@@ -2292,11 +2292,12 @@ public:
              "Variables blamed for unsafe buffer usage without suggestions!");
       S.Diag(Loc, diag::note_unsafe_buffer_operation) << MsgParam << Range;
     } else {
-      if(!name.empty()) {
-        S.Diag(Loc, diag::warn_unsafe_buffer_operation) << MsgParam <<name << Range;
+      if (!name.empty()) {
+        S.Diag(Loc, diag::warn_unsafe_buffer_operation)
+            << MsgParam << name << Range;
       } else {
         S.Diag(Loc, diag::warn_unsafe_buffer_operation) << MsgParam << Range;
-      } 
+      }
       if (SuggestSuggestions) {
         S.Diag(Loc, diag::note_safe_buffer_usage_suggestions_disabled);
       }

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https://github.com/llvm/llvm-project/pull/101585