https://github.com/tbaederr created
https://github.com/llvm/llvm-project/pull/147533
Not attaching a test since I've only seen this when compiling a large c++26
test case as c++17.
>From fe3d8b287ddeff8730ee3c235aaa7f237703faaf Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Timm=20B=C3=A4der?= <tbae...@redhat.com>
Date: Tue, 8 Jul 2025 16:05:57 +0200
Subject: [PATCH] [clang][bytecode] Don't crash on erroneous switch conditions
Not attaching a test since I've only seen this when compiling a large
c++26 test case as c++17.
---
clang/lib/AST/ByteCode/Compiler.cpp | 3 +++
1 file changed, 3 insertions(+)
diff --git a/clang/lib/AST/ByteCode/Compiler.cpp
b/clang/lib/AST/ByteCode/Compiler.cpp
index 51c234d0d0471..ee9c3890794af 100644
--- a/clang/lib/AST/ByteCode/Compiler.cpp
+++ b/clang/lib/AST/ByteCode/Compiler.cpp
@@ -5629,6 +5629,9 @@ bool Compiler<Emitter>::visitContinueStmt(const
ContinueStmt *S) {
template <class Emitter>
bool Compiler<Emitter>::visitSwitchStmt(const SwitchStmt *S) {
const Expr *Cond = S->getCond();
+ if (Cond->containsErrors())
+ return false;
+
PrimType CondT = this->classifyPrim(Cond->getType());
LocalScope<Emitter> LS(this);
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