Author: Ryosuke Niwa
Date: 2024-12-12T09:37:04-08:00
New Revision: f7e868fe432da733f30379c01076f5f4c9792501

URL: 
https://github.com/llvm/llvm-project/commit/f7e868fe432da733f30379c01076f5f4c9792501
DIFF: 
https://github.com/llvm/llvm-project/commit/f7e868fe432da733f30379c01076f5f4c9792501.diff

LOG: Fix a bug that CXXConstructExpr wasn't recognized by tryToFindPtrOrigin 
(#119336)

Prior to this PR, only CXXTemporaryObjectExpr, not CXXConstructExpr was
recognized in tryToFindPtrOrigin.

Added: 
    

Modified: 
    clang/lib/StaticAnalyzer/Checkers/WebKit/ASTUtils.cpp
    clang/test/Analysis/Checkers/WebKit/call-args.cpp

Removed: 
    


################################################################################
diff  --git a/clang/lib/StaticAnalyzer/Checkers/WebKit/ASTUtils.cpp 
b/clang/lib/StaticAnalyzer/Checkers/WebKit/ASTUtils.cpp
index b3cd594a0f3529..69b63240d2075e 100644
--- a/clang/lib/StaticAnalyzer/Checkers/WebKit/ASTUtils.cpp
+++ b/clang/lib/StaticAnalyzer/Checkers/WebKit/ASTUtils.cpp
@@ -33,7 +33,7 @@ bool tryToFindPtrOrigin(
       E = tempExpr->getSubExpr();
       continue;
     }
-    if (auto *tempExpr = dyn_cast<CXXTemporaryObjectExpr>(E)) {
+    if (auto *tempExpr = dyn_cast<CXXConstructExpr>(E)) {
       if (auto *C = tempExpr->getConstructor()) {
         if (auto *Class = C->getParent(); Class && isSafePtr(Class))
           return callback(E, true);

diff  --git a/clang/test/Analysis/Checkers/WebKit/call-args.cpp 
b/clang/test/Analysis/Checkers/WebKit/call-args.cpp
index 94efddeaf66cd8..9920690746dafc 100644
--- a/clang/test/Analysis/Checkers/WebKit/call-args.cpp
+++ b/clang/test/Analysis/Checkers/WebKit/call-args.cpp
@@ -364,4 +364,15 @@ namespace call_with_explicit_temporary_obj {
     Ref { *provide() }->method();
     RefPtr { provide() }->method();
   }
+  template <typename T>
+  void bar() {
+    Ref(*provide())->method();
+    RefPtr(provide())->method();
+  }
+  void baz() {
+    bar<int>();
+  }
+}
+
+namespace call_with_explicit_construct {
 }


        
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