https://github.com/tbaederr created
https://github.com/llvm/llvm-project/pull/128888
By ignoring them.
>From 77ec128a7f6bfc92824d0b30e93916dd6a23949a Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Timm=20B=C3=A4der?= <tbae...@redhat.com>
Date: Wed, 26 Feb 2025 16:03:32 +0100
Subject: [PATCH] [clang][bytecode] Handle UsingDirectiveDecls
By ignoring them.
---
clang/lib/AST/ByteCode/Compiler.cpp | 2 +-
clang/test/AST/ByteCode/literals.cpp | 11 +++++++++++
2 files changed, 12 insertions(+), 1 deletion(-)
diff --git a/clang/lib/AST/ByteCode/Compiler.cpp
b/clang/lib/AST/ByteCode/Compiler.cpp
index 74f5d6ebd9ca6..ed7f9fe0dd8d7 100644
--- a/clang/lib/AST/ByteCode/Compiler.cpp
+++ b/clang/lib/AST/ByteCode/Compiler.cpp
@@ -5096,7 +5096,7 @@ template <class Emitter>
bool Compiler<Emitter>::visitDeclStmt(const DeclStmt *DS) {
for (const auto *D : DS->decls()) {
if (isa<StaticAssertDecl, TagDecl, TypedefNameDecl, BaseUsingDecl,
- FunctionDecl, NamespaceAliasDecl>(D))
+ FunctionDecl, NamespaceAliasDecl, UsingDirectiveDecl>(D))
continue;
const auto *VD = dyn_cast<VarDecl>(D);
diff --git a/clang/test/AST/ByteCode/literals.cpp
b/clang/test/AST/ByteCode/literals.cpp
index a80ee7ad84fc7..f206f020ecb47 100644
--- a/clang/test/AST/ByteCode/literals.cpp
+++ b/clang/test/AST/ByteCode/literals.cpp
@@ -1330,3 +1330,14 @@ void localConstexpr() {
static_assert(a == 0, ""); // both-error {{not an integral constant
expression}} \
// both-note {{initializer of 'a' is not a
constant expression}}
}
+
+namespace Foo {
+ namespace Bar {
+ constexpr int FB = 10;
+ }
+}
+constexpr int usingDirectiveDecl() {
+ using namespace Foo::Bar;
+ return FB;
+}
+static_assert(usingDirectiveDecl() == 10, "");
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