From acc2f7fd4ce9be297f2ab9917bcef0eaa4caed22 Mon Sep 17 00:00:00 2001
From: Karsten Wiese <fzuuzf@googlemail.com>
Date: Mon, 21 Oct 2024 20:52:13 +0200
Subject: [PATCH] Default initialize all of clang::Stmt's bitfields

Before only the first eight bits were set.

Fixes issue 104.
---
 clang/include/clang/AST/Stmt.h | 1 +
 1 file changed, 1 insertion(+)

diff --git a/clang/include/clang/AST/Stmt.h b/clang/include/clang/AST/Stmt.h
index 4b2a7799e4c82e..da2e7d721aad4f 100644
--- a/clang/include/clang/AST/Stmt.h
+++ b/clang/include/clang/AST/Stmt.h
@@ -1388,6 +1388,7 @@ class alignas(void *) Stmt {
                   "changing bitfields changed sizeof(Stmt)");
     static_assert(sizeof(*this) % alignof(void *) == 0,
                   "Insufficient alignment!");
+    memset(this, 0, sizeof(*this));
     StmtBits.sClass = SC;
     if (StatisticsEnabled) Stmt::addStmtClass(SC);
   }