Fix a crash when the size of an 'auto' is needed and its initalizer
contained a typo correction (the auto decl was being marked as dependent
unnecessarily, which triggered an assertion in cases where the size of
the type is needed).
llvm-svn: 232568
diff --git a/clang/lib/Sema/SemaDecl.cpp b/clang/lib/Sema/SemaDecl.cpp
index 32e3924..743c4ce 100644
--- a/clang/lib/Sema/SemaDecl.cpp
+++ b/clang/lib/Sema/SemaDecl.cpp
@@ -8688,6 +8688,20 @@
// C++11 [decl.spec.auto]p6. Deduce the type which 'auto' stands in for.
if (TypeMayContainAuto && VDecl->getType()->isUndeducedType()) {
+ // Attempt typo correction early so that the type of the init expression can
+ // be deduced based on the chosen correction:if the original init contains a
+ // TypoExpr.
+ ExprResult Res = CorrectDelayedTyposInExpr(Init);
+ if (!Res.isUsable()) {
+ RealDecl->setInvalidDecl();
+ return;
+ }
+ if (Res.get() != Init) {
+ Init = Res.get();
+ if (CXXDirectInit)
+ CXXDirectInit = dyn_cast<ParenListExpr>(Init);
+ }
+
Expr *DeduceInit = Init;
// Initializer could be a C++ direct-initializer. Deduction only works if it
// contains exactly one expression.