https://github.com/ziqingluo-90 updated
https://github.com/llvm/llvm-project/pull/120341
>From 69477100ca48508517a56c9efc3db6840bea82cb Mon Sep 17 00:00:00 2001
From: Ziqing Luo <ziq...@udel.edu>
Date: Wed, 18 Dec 2024 12:14:05 -0800
Subject: [PATCH] [clang][NFC] Increase NumStmtBits by 1 as we are approaching
the limit
We have already hit the limit of NumStmtBits downstream after 010d011,
which adds 4 new StmtNodes.
(rdar://141555357)
---
clang/include/clang/AST/Stmt.h | 15 +++++++++++++--
1 file changed, 13 insertions(+), 2 deletions(-)
diff --git a/clang/include/clang/AST/Stmt.h b/clang/include/clang/AST/Stmt.h
index 83fafbabb1d460..07cb63956aed0d 100644
--- a/clang/include/clang/AST/Stmt.h
+++ b/clang/include/clang/AST/Stmt.h
@@ -109,6 +109,18 @@ class alignas(void *) Stmt {
//===--- Statement bitfields classes ---===//
+ enum { NumStmtBits = 9 };
+
+#define STMT(CLASS, PARENT)
+#define STMT_RANGE(BASE, FIRST, LAST)
+#define LAST_STMT_RANGE(BASE, FIRST, LAST)
\
+ static_assert(
\
+ llvm::isInt<NumStmtBits>(StmtClass::LAST##Class),
\
+ "The number of 'StmtClass'es is strictly bounded under two to "
\
+ "the power of 'NumStmtBits'");
+#define ABSTRACT_STMT(STMT)
+#include "clang/AST/StmtNodes.inc"
+
class StmtBitfields {
friend class ASTStmtReader;
friend class ASTStmtWriter;
@@ -116,9 +128,8 @@ class alignas(void *) Stmt {
/// The statement class.
LLVM_PREFERRED_TYPE(StmtClass)
- unsigned sClass : 8;
+ unsigned sClass : NumStmtBits;
};
- enum { NumStmtBits = 8 };
class NullStmtBitfields {
friend class ASTStmtReader;
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