https://github.com/c8ef updated https://github.com/llvm/llvm-project/pull/106751
>From 6ce4604725d36afaea17cf533d422a978c4389ff Mon Sep 17 00:00:00 2001
From: c8ef <c...@outlook.com>
Date: Fri, 30 Aug 2024 15:34:34 +0000
Subject: [PATCH] fix cast
---
clang/lib/AST/ExprConstant.cpp | 2 +-
clang/test/AST/atomic-expr.c | 10 ++++++++++
2 files changed, 11 insertions(+), 1 deletion(-)
create mode 100644 clang/test/AST/atomic-expr.c
diff --git a/clang/lib/AST/ExprConstant.cpp b/clang/lib/AST/ExprConstant.cpp
index e8a4d1d3c74102..0571771e2a7e7d 100644
--- a/clang/lib/AST/ExprConstant.cpp
+++ b/clang/lib/AST/ExprConstant.cpp
@@ -14458,7 +14458,6 @@ bool IntExprEvaluator::VisitCastExpr(const CastExpr *E)
{
case CK_IntegralComplexToFloatingComplex:
case CK_BuiltinFnToFnPtr:
case CK_ZeroToOCLOpaqueType:
- case CK_NonAtomicToAtomic:
case CK_AddressSpaceConversion:
case CK_IntToOCLSampler:
case CK_FloatingToFixedPoint:
@@ -14482,6 +14481,7 @@ bool IntExprEvaluator::VisitCastExpr(const CastExpr *E)
{
case CK_UserDefinedConversion:
case CK_LValueToRValue:
case CK_AtomicToNonAtomic:
+ case CK_NonAtomicToAtomic:
case CK_NoOp:
case CK_LValueToRValueBitCast:
case CK_HLSLArrayRValue:
diff --git a/clang/test/AST/atomic-expr.c b/clang/test/AST/atomic-expr.c
new file mode 100644
index 00000000000000..0826a6491e8a6a
--- /dev/null
+++ b/clang/test/AST/atomic-expr.c
@@ -0,0 +1,10 @@
+// RUN: %clang_cc1 -fsyntax-only %s -verify
+// expected-no-diagnostics
+
+typedef _Atomic char atomic_char;
+
+atomic_char counter;
+
+char load_plus_one() {
+ return ({ counter; }) + 1;
+}
\ No newline at end of file
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