diff --git a/test/sanitizer_common/TestCases/Linux/signal_line.cpp b/test/sanitizer_common/TestCases/Linux/signal_line.cpp
index 57175ef..1fee972 100644
--- a/test/sanitizer_common/TestCases/Linux/signal_line.cpp
+++ b/test/sanitizer_common/TestCases/Linux/signal_line.cpp
@@ -3,8 +3,18 @@
 // RUN: %clangxx %s -o %t -O0
 // RUN: %env_tool_opts=handle_segv=1:print_stacktrace=1 not %run %t 1 2>&1 | FileCheck --check-prefixes=CHECK1,CHECK %s
 // RUN: %env_tool_opts=handle_segv=1:print_stacktrace=1 not %run %t 2 2>&1 | FileCheck --check-prefixes=CHECK2,CHECK %s
-// RUN: %env_tool_opts=handle_segv=1:print_stacktrace=1 not %run %t 3 2>&1 | FileCheck --check-prefixes=CHECK3,CHECK %s
-// RUN: %env_tool_opts=handle_segv=1:print_stacktrace=1 not %run %t 4 2>&1 | FileCheck --check-prefixes=CHECK4,CHECK %s
+
+// RUN: %clangxx %s -o %t -O1
+// RUN: %env_tool_opts=handle_segv=1:print_stacktrace=1 not %run %t 1 2>&1 | FileCheck --check-prefixes=CHECK1,CHECK %s
+// RUN: %env_tool_opts=handle_segv=1:print_stacktrace=1 not %run %t 2 2>&1 | FileCheck --check-prefixes=CHECK2,CHECK %s
+
+// RUN: %clangxx %s -o %t -O2
+// RUN: %env_tool_opts=handle_segv=1:print_stacktrace=1 not %run %t 1 2>&1 | FileCheck --check-prefixes=CHECK1,CHECK %s
+// RUN: %env_tool_opts=handle_segv=1:print_stacktrace=1 not %run %t 2 2>&1 | FileCheck --check-prefixes=CHECK2,CHECK %s
+
+// RUN: %clangxx %s -o %t -O3
+// RUN: %env_tool_opts=handle_segv=1:print_stacktrace=1 not %run %t 1 2>&1 | FileCheck --check-prefixes=CHECK1,CHECK %s
+// RUN: %env_tool_opts=handle_segv=1:print_stacktrace=1 not %run %t 2 2>&1 | FileCheck --check-prefixes=CHECK2,CHECK %s
 
 #include <cstdio>
 #include <string>
@@ -20,17 +30,8 @@
   // CHECK1: SUMMARY: [[SAN]]: SEGV {{.*}}signal_line.cpp:[[@LINE-2]]:[[TAB]] in main
 
   if (n == 2)
-    *((volatile int *)0x0) = __LINE__;
+    *((volatile int *)0x1) = __LINE__;
   // CHECK2: #{{[0-9]+ .*}}main {{.*}}signal_line.cpp:[[@LINE-1]]:[[TAB:[0-9]+]]
   // CHECK2: SUMMARY: [[SAN]]: SEGV {{.*}}signal_line.cpp:[[@LINE-2]]:[[TAB]] in main
 
-  if (n == 3)
-    *((volatile int *)0x0) = __LINE__;
-  // CHECK3: #{{[0-9]+ .*}}main {{.*}}signal_line.cpp:[[@LINE-1]]:[[TAB:[0-9]+]]
-  // CHECK3: SUMMARY: [[SAN]]: SEGV {{.*}}signal_line.cpp:[[@LINE-2]]:[[TAB]] in main
-
-  if (n == 4)
-    *((volatile int *)0x0) = __LINE__;
-  // CHECK4: #{{[0-9]+ .*}}main {{.*}}signal_line.cpp:[[@LINE-1]]:[[TAB:[0-9]+]]
-  // CHECK4: SUMMARY: [[SAN]]: SEGV {{.*}}signal_line.cpp:[[@LINE-2]]:[[TAB]] in main
 }