When extracting the callee declaration from a call expression, be sure
to look through SubstNonTypeTemplateParmExprs. Then, update the IR
generation of CallExprs to actually use CallExpr::getCalleeDecl()
rather than attempting to mimick its behavior (badly).
Fixes <rdar://problem/10063539>.
git-svn-id: https://llvm.org/svn/llvm-project/cfe/trunk@139185 91177308-0d34-0410-b5e6-96231b3b80d8
diff --git a/lib/AST/Expr.cpp b/lib/AST/Expr.cpp
index 41fa850..26ff6f3 100644
--- a/lib/AST/Expr.cpp
+++ b/lib/AST/Expr.cpp
@@ -771,6 +771,12 @@
Decl *CallExpr::getCalleeDecl() {
Expr *CEE = getCallee()->IgnoreParenCasts();
+
+ while (SubstNonTypeTemplateParmExpr *NTTP
+ = dyn_cast<SubstNonTypeTemplateParmExpr>(CEE)) {
+ CEE = NTTP->getReplacement()->IgnoreParenCasts();
+ }
+
// If we're calling a dereference, look at the pointer instead.
if (BinaryOperator *BO = dyn_cast<BinaryOperator>(CEE)) {
if (BO->isPtrMemOp())