From 200121569dc6cff10a1fb6ed7500098770b9dd25 Mon Sep 17 00:00:00 2001 From: Sebastian Redl Date: Fri, 10 Sep 2010 20:55:30 +0000 Subject: [PATCH] Make CallExpr::getCalleeDecl look through pointer derefs. git-svn-id: https://llvm.org/svn/llvm-project/cfe/trunk@113620 91177308-0d34-0410-b5e6-96231b3b80d8 --- include/clang/AST/Expr.h | 1 + lib/AST/Expr.cpp | 8 ++++++++ 2 files changed, 9 insertions(+) diff --git a/include/clang/AST/Expr.h b/include/clang/AST/Expr.h index 1f3a1bac97..debc637745 100644 --- a/include/clang/AST/Expr.h +++ b/include/clang/AST/Expr.h @@ -2295,6 +2295,7 @@ public: static OverloadedOperatorKind getOverloadedOperator(Opcode Opc); /// predicates to categorize the respective opcodes. + bool isPtrMemOp() const { return Opc == BO_PtrMemD || Opc == BO_PtrMemI; } bool isMultiplicativeOp() const { return Opc >= BO_Mul && Opc <= BO_Rem; } static bool isAdditiveOp(Opcode Opc) { return Opc == BO_Add || Opc==BO_Sub; } bool isAdditiveOp() const { return isAdditiveOp(getOpcode()); } diff --git a/lib/AST/Expr.cpp b/lib/AST/Expr.cpp index 5feef1c803..cf3eea959e 100644 --- a/lib/AST/Expr.cpp +++ b/lib/AST/Expr.cpp @@ -559,6 +559,14 @@ CallExpr::CallExpr(ASTContext &C, StmtClass SC, EmptyShell Empty) Decl *CallExpr::getCalleeDecl() { Expr *CEE = getCallee()->IgnoreParenCasts(); + // If we're calling a dereference, look at the pointer instead. + if (BinaryOperator *BO = dyn_cast(CEE)) { + if (BO->isPtrMemOp()) + CEE = BO->getRHS()->IgnoreParenCasts(); + } else if (UnaryOperator *UO = dyn_cast(CEE)) { + if (UO->getOpcode() == UO_Deref) + CEE = UO->getSubExpr()->IgnoreParenCasts(); + } if (DeclRefExpr *DRE = dyn_cast(CEE)) return DRE->getDecl(); if (MemberExpr *ME = dyn_cast(CEE))