[flang] [llvm] [clang] [libc] [libcxx] [compiler-rt] [Clang] Use correct base expression for counted_by field (#73168) (PR #73465)
Bill Wendling via cfe-commits
cfe-commits at lists.llvm.org
Mon Nov 27 11:17:41 PST 2023
================
@@ -956,37 +956,55 @@ static llvm::Value *getArrayIndexingBound(CodeGenFunction &CGF,
return nullptr;
}
-const Expr *
-CodeGenFunction::BuildCountedByFieldExpr(const Expr *Base,
- const ValueDecl *CountedByVD) {
+Expr *CodeGenFunction::BuildCountedByFieldExpr(const Expr *Base,
+ const ValueDecl *CountedByVD) {
// Find the outer struct expr (i.e. p in p->a.b.c.d).
Expr *CountedByExpr = const_cast<Expr *>(Base)->IgnoreParenImpCasts();
+ // Get the enclosing struct, but not the outermost enclosing struct.
+ const DeclContext *DC = CountedByVD->getLexicalDeclContext();
+ const RecordDecl *CountedByRD = dyn_cast<RecordDecl>(DC);
----------------
bwendling wrote:
Done.
https://github.com/llvm/llvm-project/pull/73465
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