https://github.com/qinkunbao updated
https://github.com/llvm/llvm-project/pull/141640
>From cddba024f55d52e30d9c74369b3707b5fce64a20 Mon Sep 17 00:00:00 2001
From: Qinkun Bao <qin...@google.com>
Date: Tue, 27 May 2025 17:34:51 +0000
Subject: [PATCH 1/2] Add some comments.
Created using spr 1.3.6
---
clang/lib/Basic/NoSanitizeList.cpp | 2 ++
1 file changed, 2 insertions(+)
diff --git a/clang/lib/Basic/NoSanitizeList.cpp
b/clang/lib/Basic/NoSanitizeList.cpp
index c58a67971dfb6..549bbda55e459 100644
--- a/clang/lib/Basic/NoSanitizeList.cpp
+++ b/clang/lib/Basic/NoSanitizeList.cpp
@@ -53,6 +53,8 @@ bool NoSanitizeList::containsFile(SanitizerMask Mask,
StringRef FileName,
// If we have two cases such as `src:a.cpp=sanitize` and `src:a.cpp`, the
// current entry override the previous entry.
if (SanLine > 0)
+ // std::pair uses lexicographic comparison. It will compare the file index
+ // first and then comapre the line number.
return std::make_pair(NoSanFileIdx, NoSanLine) >
std::make_pair(SanFileIdx, SanLine);
return true;
>From 468bc103fa1a88329d2502356411de1fcf6f306e Mon Sep 17 00:00:00 2001
From: Qinkun Bao <qin...@google.com>
Date: Tue, 27 May 2025 18:22:14 +0000
Subject: [PATCH 2/2] Update tests.
Created using spr 1.3.6
---
clang/test/CodeGen/ubsan-src-ignorelist-category.test | 4 ++--
1 file changed, 2 insertions(+), 2 deletions(-)
diff --git a/clang/test/CodeGen/ubsan-src-ignorelist-category.test
b/clang/test/CodeGen/ubsan-src-ignorelist-category.test
index 0ff2ea5c456a1..96a4abb1d1020 100644
--- a/clang/test/CodeGen/ubsan-src-ignorelist-category.test
+++ b/clang/test/CodeGen/ubsan-src-ignorelist-category.test
@@ -12,8 +12,8 @@
// RUN: %clang_cc1 -triple x86_64-linux-gnu -fsanitize=signed-integer-overflow
-fsanitize-ignorelist=%t/src.ignorelist.contradict6 -emit-llvm %t/test1.c -o -
| FileCheck %s --check-prefixes=CHECK1,SANITIZE
// RUN: %clang_cc1 -triple x86_64-linux-gnu -fsanitize=signed-integer-overflow
-fsanitize-ignorelist=%t/src.ignorelist.contradict7 -emit-llvm %t/test1.c -o -
| FileCheck %s --check-prefixes=CHECK1,IGNORE
// RUN: %clang_cc1 -triple x86_64-linux-gnu -fsanitize=signed-integer-overflow
-fsanitize-ignorelist=%t/src.ignorelist.contradict8 -emit-llvm %t/test1.c -o -
| FileCheck %s --check-prefixes=CHECK1,SANITIZE
-// RUN: %clang_cc1 -triple x86_64-linux-gnu -fsanitize=signed-integer-overflow
-fsanitize-ignorelist=%t/src.ignorelist.contradict8
-fsanitize-ignorelist=%t/src.ignorelist.contradict9 -emit-llvm %t/test1.c -o -
| FileCheck %s --check-prefixes=CHECK1,IGNORE
-// RUN: %clang_cc1 -triple x86_64-linux-gnu -fsanitize=signed-integer-overflow
-fsanitize-ignorelist=%t/src.ignorelist.contradict9
-fsanitize-ignorelist=%t/src.ignorelist.contradict8 -emit-llvm %t/test1.c -o -
| FileCheck %s --check-prefixes=CHECK1,SANITIZE
+// RUN: %clang_cc1 -triple x86_64-linux-gnu -fsanitize=signed-integer-overflow
-fsanitize-ignorelist=%t/src.ignorelist
-fsanitize-ignorelist=%t/src.ignorelist.contradict9 -emit-llvm %t/test1.c -o -
| FileCheck %s --check-prefixes=CHECK1,IGNORE
+// RUN: %clang_cc1 -triple x86_64-linux-gnu -fsanitize=signed-integer-overflow
-fsanitize-ignorelist=%t/src.ignorelist.contradict9
-fsanitize-ignorelist=%t/src.ignorelist -emit-llvm %t/test1.c -o - | FileCheck
%s --check-prefixes=CHECK1,SANITIZE
// Verify ubsan only emits checks for files in the allowlist
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