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CXXMD is checked for null, but it can't be null inside of a visitor's method. Found by a static analyzer tool.

CXXMD is checked for null, but it can't be null inside of a visitor's
method. Found by a static analyzer tool.
@Fznamznon Fznamznon requested review from rniwa and t-rasmud December 16, 2024 12:01
@llvmbot llvmbot added clang Clang issues not falling into any other category clang:static analyzer labels Dec 16, 2024
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llvmbot commented Dec 16, 2024

@llvm/pr-subscribers-clang

Author: Mariya Podchishchaeva (Fznamznon)

Changes

CXXMD is checked for null, but it can't be null inside of a visitor's method. Found by a static analyzer tool.


Full diff: https://github.com/llvm/llvm-project/pull/120069.diff

1 Files Affected:

  • (modified) clang/lib/StaticAnalyzer/Checkers/WebKit/UncountedLambdaCapturesChecker.cpp (+1-1)
diff --git a/clang/lib/StaticAnalyzer/Checkers/WebKit/UncountedLambdaCapturesChecker.cpp b/clang/lib/StaticAnalyzer/Checkers/WebKit/UncountedLambdaCapturesChecker.cpp
index ac5cf3d899d55a..d786b02e2d7f3a 100644
--- a/clang/lib/StaticAnalyzer/Checkers/WebKit/UncountedLambdaCapturesChecker.cpp
+++ b/clang/lib/StaticAnalyzer/Checkers/WebKit/UncountedLambdaCapturesChecker.cpp
@@ -52,7 +52,7 @@ class UncountedLambdaCapturesChecker
 
       bool TraverseCXXMethodDecl(CXXMethodDecl *CXXMD) override {
         llvm::SaveAndRestore SavedDecl(ClsType);
-        if (CXXMD && CXXMD->isInstance())
+        if (CXXMD->isInstance())
           ClsType = CXXMD->getThisType();
         return DynamicRecursiveASTVisitor::TraverseCXXMethodDecl(CXXMD);
       }

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llvmbot commented Dec 16, 2024

@llvm/pr-subscribers-clang-static-analyzer-1

Author: Mariya Podchishchaeva (Fznamznon)

Changes

CXXMD is checked for null, but it can't be null inside of a visitor's method. Found by a static analyzer tool.


Full diff: https://github.com/llvm/llvm-project/pull/120069.diff

1 Files Affected:

  • (modified) clang/lib/StaticAnalyzer/Checkers/WebKit/UncountedLambdaCapturesChecker.cpp (+1-1)
diff --git a/clang/lib/StaticAnalyzer/Checkers/WebKit/UncountedLambdaCapturesChecker.cpp b/clang/lib/StaticAnalyzer/Checkers/WebKit/UncountedLambdaCapturesChecker.cpp
index ac5cf3d899d55a..d786b02e2d7f3a 100644
--- a/clang/lib/StaticAnalyzer/Checkers/WebKit/UncountedLambdaCapturesChecker.cpp
+++ b/clang/lib/StaticAnalyzer/Checkers/WebKit/UncountedLambdaCapturesChecker.cpp
@@ -52,7 +52,7 @@ class UncountedLambdaCapturesChecker
 
       bool TraverseCXXMethodDecl(CXXMethodDecl *CXXMD) override {
         llvm::SaveAndRestore SavedDecl(ClsType);
-        if (CXXMD && CXXMD->isInstance())
+        if (CXXMD->isInstance())
           ClsType = CXXMD->getThisType();
         return DynamicRecursiveASTVisitor::TraverseCXXMethodDecl(CXXMD);
       }

@steakhal steakhal changed the title [NFC][[webkit.UncountedLambdaCapturesChecker] Remove unnecessary check [NFC][webkit.UncountedLambdaCapturesChecker] Remove unnecessary check Dec 16, 2024
@Fznamznon Fznamznon merged commit e5a6f1c into llvm:main Dec 17, 2024
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3 participants