[NFC] Extend ubsan-src-ignorelist-category.test

For #140529.

Author: vitalybuka

clang/test/CodeGen/ubsan-src-ignorelist-category.test

@@ -1,17 +1,16 @@
 // RUN: rm -rf %t
 // RUN: split-file %s %t
-// RUN: %clang_cc1 -triple x86_64-linux-gnu -fsanitize=signed-integer-overflow -fsanitize-ignorelist=%t/src.ignorelist -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 -emit-llvm %t/test2.c -o -             | FileCheck %s --check-prefixes=CHECK2
 
+// RUN: %clang_cc1 -triple x86_64-linux-gnu -fsanitize=signed-integer-overflow -fsanitize-ignorelist=%t/src.ignorelist -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.contradict1 -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.contradict1 -emit-llvm %t/test2.c -o - | FileCheck %s --check-prefixes=CHECK2
-
 // 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.contradict2 -emit-llvm %t/test2.c -o - | FileCheck %s --check-prefixes=CHECK2
+// 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.contradict3 -emit-llvm %t/test1.c -o - | FileCheck %s --check-prefixes=CHECK1,IGNORE
 
 
 // Verify ubsan only emits checks for files in the allowlist
-// FIXME: implement.
 
 //--- src.ignorelist
 src:*
@@ -27,6 +26,18 @@ src:*
 src:*/test1.c
 src:*/test1.c=sanitize
 
+//--- src.ignorelist.contradict3
+src:*
+src:*/test1.c
+src:*/test1.c=sanitize
+src:*/test1.c
+
+//--- src.ignorelist.contradict4
+src:*
+src:*/test1.c=sanitize
+src:*/test1.c
+src:*/test1.c=sanitize
+
 //--- test1.c
 // CHECK1-LABEL: define dso_local i32 @add
 int add(int a, int b) {