[clang] [NFC] Ubsan a few corner cases for `=sanitize` (PR #140855)

[Vitaly Buka via cfe-commits]

https://github.com/vitalybuka created https://github.com/llvm/llvm-project/pull/140855

None

>From 46288061d9d6acbed8cb3ada1fb2265c379f5d67 Mon Sep 17 00:00:00 2001
From: Vitaly Buka <vitalybuka at google.com>
Date: Tue, 20 May 2025 23:45:52 -0700
Subject: [PATCH] =?UTF-8?q?[=F0=9D=98=80=F0=9D=97=BD=F0=9D=97=BF]=20initia?=
 =?UTF-8?q?l=20version?=
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Created using spr 1.3.6
---
 .../CodeGen/ubsan-src-ignorelist-category.test     | 14 ++++++++++++++
 1 file changed, 14 insertions(+)

diff --git a/clang/test/CodeGen/ubsan-src-ignorelist-category.test b/clang/test/CodeGen/ubsan-src-ignorelist-category.test
index 556b17d7b6ad9..2f196fb126fe7 100644
--- a/clang/test/CodeGen/ubsan-src-ignorelist-category.test
+++ b/clang/test/CodeGen/ubsan-src-ignorelist-category.test
@@ -8,6 +8,8 @@
 // RUN: %clang_cc1 -triple x86_64-linux-gnu -fsanitize=signed-integer-overflow -fsanitize-ignorelist=%t/src.ignorelist.contradict2 -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.contradict3 -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.contradict4 -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.contradict5 -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.contradict6 -emit-llvm %t/test1.c -o - | FileCheck %s --check-prefixes=CHECK1,IGNORE
 
 
 // Verify ubsan only emits checks for files in the allowlist
@@ -38,6 +40,18 @@ src:*/test1.c=sanitize
 src:*/test1.c
 src:*/test1.c=sanitize
 
+//--- src.ignorelist.contradict5
+src:*
+src:*/te*t1.c
+src:*/tes*1.c=sanitize
+src:*/test1.c
+
+//--- src.ignorelist.contradict6
+src:*
+src:*/tes*1.c=sanitize
+src:*/te*t1.c
+src:*/t*st1.c=sanitize
+
 //--- test1.c
 // CHECK1-LABEL: define dso_local i32 @add
 int add(int a, int b) {