diff --git a/clang/lib/Sema/SemaExprCXX.cpp b/clang/lib/Sema/SemaExprCXX.cpp index 84521a3f80ff4..2546ab5c0a342 100644 --- a/clang/lib/Sema/SemaExprCXX.cpp +++ b/clang/lib/Sema/SemaExprCXX.cpp @@ -2159,6 +2159,10 @@ ExprResult Sema::BuildCXXNew(SourceRange Range, bool UseGlobal, assert(InitStyle == CXXNewInitializationStyle::Parens && "paren init for non-call init"); Exprs = MultiExprArg(List->getExprs(), List->getNumExprs()); + } else if (auto *List = dyn_cast_or_null(Initializer)) { + assert(InitStyle == CXXNewInitializationStyle::Parens && + "paren init for non-call init"); + Exprs = List->getInitExprs(); } // C++11 [expr.new]p15: diff --git a/clang/test/SemaCXX/paren-list-init-expr.cpp b/clang/test/SemaCXX/paren-list-init-expr.cpp new file mode 100644 index 0000000000000..c47239ed0f32c --- /dev/null +++ b/clang/test/SemaCXX/paren-list-init-expr.cpp @@ -0,0 +1,23 @@ +// RUN: %clang_cc1 -std=c++20 -fsyntax-only -ast-dump %s | FileCheck %s +struct Node { + long val; +}; +template +void CallNew() { + new Node(0); +} +// CHECK-LABEL: FunctionTemplateDecl {{.*}} CallNew +// CHECK: |-FunctionDecl {{.*}} CallNew 'void ()' +// CHECK: `-CXXNewExpr {{.*}} 'operator new' +// CHECK: `-CXXParenListInitExpr {{.*}} 'Node' +// CHECK: `-ImplicitCastExpr {{.*}} 'long' +// CHECK: `-IntegerLiteral {{.*}} 'int' 0 +// CHECK: `-FunctionDecl {{.*}} used CallNew 'void ()' implicit_instantiation +// CHECK: |-TemplateArgument integral 'true' +// CHECK: `-CXXNewExpr {{.*}} 'operator new' +// CHECK: `-CXXParenListInitExpr {{.*}} 'Node' +// CHECK: `-ImplicitCastExpr {{.*}} 'long' +// CHECK: `-IntegerLiteral {{.*}} 'int' 0 +void f() { + (void)CallNew; +}