[all-commits] [llvm/llvm-project] 724969: [analyzer] Detect a return value of Ref<T> & RefPt...

[Ryosuke Niwa via All-commits]

  Branch: refs/heads/main
  Home:   https://github.com/llvm/llvm-project
  Commit: 7249692bd24afc81fbbaa24240e3c9bba046f854
      https://github.com/llvm/llvm-project/commit/7249692bd24afc81fbbaa24240e3c9bba046f854
  Author: Ryosuke Niwa <rniwa at webkit.org>
  Date:   2024-02-14 (Wed, 14 Feb 2024)

  Changed paths:
    M clang/lib/StaticAnalyzer/Checkers/WebKit/ASTUtils.cpp
    M clang/lib/StaticAnalyzer/Checkers/WebKit/PtrTypesSemantics.cpp
    M clang/lib/StaticAnalyzer/Checkers/WebKit/PtrTypesSemantics.h
    A clang/test/Analysis/Checkers/WebKit/call-args-protected-return-value.cpp

  Log Message:
  -----------
  [analyzer] Detect a return value of Ref<T> & RefPtr<T> (#81580)

This PR makes the checker not emit warning when a function is called
with a return value of another function when the return value is of type
Ref<T> or RefPtr<T>.