[PATCH] D139171: Don't revisit the subexpressions of PseudoObjectExpr when building a ParentMap

Akira Hatanaka via Phabricator via cfe-commits cfe-commits at lists.llvm.org
Fri Dec 2 11:42:05 PST 2022


This revision was automatically updated to reflect the committed changes.
Closed by commit rG1127e479e850: Don't revisit the subexpressions of PseudoObjectExpr when building a (authored by ahatanak).

Repository:
  rG LLVM Github Monorepo

CHANGES SINCE LAST ACTION
  https://reviews.llvm.org/D139171/new/

https://reviews.llvm.org/D139171

Files:
  clang/lib/AST/ParentMap.cpp
  clang/test/SemaObjC/arc-repeated-weak.mm


Index: clang/test/SemaObjC/arc-repeated-weak.mm
===================================================================
--- clang/test/SemaObjC/arc-repeated-weak.mm
+++ clang/test/SemaObjC/arc-repeated-weak.mm
@@ -290,6 +290,18 @@
   } while(0);
 }
 
+struct S {
+  int a;
+  id b;
+};
+
+ at interface C
+ at property S p;
+ at end
+
+void test_list_init(C *c) {
+  c.p = {0, c.p.b};
+}
 
 @interface Test (Methods)
 @end
Index: clang/lib/AST/ParentMap.cpp
===================================================================
--- clang/lib/AST/ParentMap.cpp
+++ clang/lib/AST/ParentMap.cpp
@@ -33,9 +33,11 @@
 
   switch (S->getStmtClass()) {
   case Stmt::PseudoObjectExprClass: {
-    assert(OVMode == OV_Transparent && "Should not appear alongside OVEs");
     PseudoObjectExpr *POE = cast<PseudoObjectExpr>(S);
 
+    if (OVMode == OV_Opaque && M[POE->getSyntacticForm()])
+      break;
+
     // If we are rebuilding the map, clear out any existing state.
     if (M[POE->getSyntacticForm()])
       for (Stmt *SubStmt : S->children())


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