https://github.com/Lancern updated
https://github.com/llvm/llvm-project/pull/75289
>From d8de529580101ba68dc1c981aec8711aa0c58da4 Mon Sep 17 00:00:00 2001
From: Sirui Mu <msrlanc...@gmail.com>
Date: Wed, 13 Dec 2023 06:51:09 +0000
Subject: [PATCH 1/2] [clang] Parse attribute [[gnu::no_stack_protector]]
This commit adds relative TableGen definitions to parse the
[[gnu::no_stack_protector]] attribute.
---
clang/include/clang/Basic/Attr.td | 3 ++-
1 file changed, 2 insertions(+), 1 deletion(-)
diff --git a/clang/include/clang/Basic/Attr.td
b/clang/include/clang/Basic/Attr.td
index 0d94ea2851c9ab..0344fa23e15369 100644
--- a/clang/include/clang/Basic/Attr.td
+++ b/clang/include/clang/Basic/Attr.td
@@ -2212,7 +2212,8 @@ def NotTailCalled : InheritableAttr {
def : MutualExclusions<[AlwaysInline, NotTailCalled]>;
def NoStackProtector : InheritableAttr {
- let Spellings = [Clang<"no_stack_protector">, Declspec<"safebuffers">];
+ let Spellings = [Clang<"no_stack_protector">, CXX11<"gnu",
"no_stack_protector">,
+ C23<"gnu", "no_stack_protector">, Declspec<"safebuffers">];
let Subjects = SubjectList<[Function]>;
let Documentation = [NoStackProtectorDocs];
let SimpleHandler = 1;
>From 0efedf8a3af361077ccccc59174b008862cc8a0a Mon Sep 17 00:00:00 2001
From: Sirui Mu <msrlanc...@gmail.com>
Date: Wed, 13 Dec 2023 14:29:12 +0800
Subject: [PATCH 2/2] [clang] Add unit tests for parsing
[[gnu::no_stack_protector]]
---
clang/test/Parser/gnu-attributes.c | 4 ++++
clang/test/Parser/gnu-attributes.cpp | 4 ++++
2 files changed, 8 insertions(+)
create mode 100644 clang/test/Parser/gnu-attributes.c
create mode 100644 clang/test/Parser/gnu-attributes.cpp
diff --git a/clang/test/Parser/gnu-attributes.c
b/clang/test/Parser/gnu-attributes.c
new file mode 100644
index 00000000000000..f75728915b685d
--- /dev/null
+++ b/clang/test/Parser/gnu-attributes.c
@@ -0,0 +1,4 @@
+// RUN: %clang_cc1 -fsyntax-only -verify -std=c23 %s
+// expected-no-diagnostics
+
+[[gnu::no_stack_protector]] void test1(int i) {} // ok
diff --git a/clang/test/Parser/gnu-attributes.cpp
b/clang/test/Parser/gnu-attributes.cpp
new file mode 100644
index 00000000000000..a1c3c7abe92ed8
--- /dev/null
+++ b/clang/test/Parser/gnu-attributes.cpp
@@ -0,0 +1,4 @@
+// RUN: %clang_cc1 -fcxx-exceptions -fexceptions -fsyntax-only -verify
-std=c++11 %s
+// expected-no-diagnostics
+
+[[gnu::no_stack_protector]] void test1(int i) {} // ok
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