[LLDB] Add integration test for libsanitizers trace collection

Add integration test for libsanitizers trace
collection (`SanitizersAllocationTraces=all`).

rdar://144244084

Author: yln

lldb/test/API/functionalities/asan/Makefile

@@ -1,8 +1,11 @@
 C_SOURCES := main.c
-asan: CFLAGS_EXTRAS := -fsanitize=address -g -gcolumn-info
-asan: all
+compiler_rt-asan: CFLAGS_EXTRAS := -fsanitize=address -g -gcolumn-info
+compiler_rt-asan: all
 
-libsanitizers: CFLAGS_EXTRAS := -fsanitize=address -fsanitize-stable-abi -g -gcolumn-info
-libsanitizers: all
+libsanitizers-asan: CFLAGS_EXTRAS := -fsanitize=address -fsanitize-stable-abi -g -gcolumn-info
+libsanitizers-asan: all
+
+libsanitizers-traces: CFLAGS_EXTRAS := -g -gcolumn-info
+libsanitizers-traces: all
 
 include Makefile.rules

lldb/test/API/functionalities/asan/TestMemoryHistory.py

@@ -15,17 +15,23 @@ class AsanTestCase(TestBase):
     @expectedFailureNetBSD
     @skipUnlessAddressSanitizer
     def test(self):
-        self.build(make_targets=["asan"])
+        self.build(make_targets=["compiler_rt-asan"])
         self.asan_tests()
 
-    @skipIf(oslist=no_match(["macosx"]))
+    @skipUnlessDarwin
     @skipIf(bugnumber="rdar://109913184&143590169")
     def test_libsanitizers_asan(self):
         try:
-            self.build(make_targets=["libsanitizers"])
+            self.build(make_targets=["libsanitizers-asan"])
         except BuildError as e:
             self.skipTest("failed to build with libsanitizers")
-        self.libsanitizer_tests()
+        self.libsanitizers_asan_tests()
+
+    @skipUnlessDarwin
+    @skipIf(macos_version=["<", "15.5"])
+    def test_libsanitizers_traces(self):
+        self.build(make_targets=["libsanitizers-traces"])
+        self.libsanitizers_traces_tests()
 
     def setUp(self):
         # Call super's setUp().
@@ -36,32 +42,61 @@ def setUp(self):
         self.line_breakpoint = line_number("main.c", "// break line")
 
     # Test line numbers: rdar://126237493
-    def libsanitizer_tests(self):
-        target = self.createTestTarget()
+    # for libsanitizers and remove `skip_line_numbers` parameter
+    def check_traces(self, skip_line_numbers):
+        self.expect(
+            "memory history 'pointer'",
+            substrs=[
+                "Memory deallocated by Thread",
+                "a.out`f2",
+                "main.c" if skip_line_numbers else f"main.c:{self.line_free}",
+                "Memory allocated by Thread",
+                "a.out`f1",
+                "main.c" if skip_line_numbers else f"main.c:{self.line_malloc}",
+            ],
+        )
+
+    def libsanitizers_traces_tests(self):
+        self.createTestTarget()
+
+        self.runCmd("env SanitizersAllocationTraces=all")
+
+        self.runCmd("breakpoint set -f main.c -l %d" % self.line_breakpoint)
+        self.runCmd("run")
+
+        # Stop on breakpoint, before report
+        self.expect(
+            "thread list",
+            STOPPED_DUE_TO_BREAKPOINT,
+            substrs=["stopped", "stop reason = breakpoint"],
+        )
+        self.check_traces(skip_line_numbers=True)
+
+    def libsanitizers_asan_tests(self):
+        self.createTestTarget()
 
         self.runCmd("env SanitizersAddress=1 MallocSanitizerZone=1")
 
+        self.runCmd("breakpoint set -f main.c -l %d" % self.line_breakpoint)
         self.runCmd("run")
 
-        # In libsanitizers, memory history is not supported until a report has been generated
+        # Stop on breakpoint, before report
         self.expect(
             "thread list",
-            "Process should be stopped due to ASan report",
-            substrs=["stopped", "stop reason = Use of deallocated memory"],
+            STOPPED_DUE_TO_BREAKPOINT,
+            substrs=["stopped", "stop reason = breakpoint"],
         )
+        self.check_traces(skip_line_numbers=True)
 
-        # test the 'memory history' command
+        self.runCmd("continue")
+
+        # Stop on report
         self.expect(
-            "memory history 'pointer'",
-            substrs=[
-                "Memory deallocated by Thread",
-                "a.out`f2",
-                "main.c",
-                "Memory allocated by Thread",
-                "a.out`f1",
-                "main.c",
-            ],
+            "thread list",
+            "Process should be stopped due to ASan report",
+            substrs=["stopped", "stop reason = Use of deallocated memory"],
         )
+        self.check_traces(skip_line_numbers=True)
 
         # do the same using SB API
         process = self.dbg.GetSelectedTarget().process
@@ -133,18 +168,7 @@ def asan_tests(self):
             substrs=["1 match found"],
         )
 
-        # test the 'memory history' command
-        self.expect(
-            "memory history 'pointer'",
-            substrs=[
-                "Memory deallocated by Thread",
-                "a.out`f2",
-                "main.c:%d" % self.line_free,
-                "Memory allocated by Thread",
-                "a.out`f1",
-                "main.c:%d" % self.line_malloc,
-            ],
-        )
+        self.check_traces()
 
         # do the same using SB API
         process = self.dbg.GetSelectedTarget().process
@@ -196,6 +220,8 @@ def asan_tests(self):
             substrs=["stopped", "stop reason = Use of deallocated memory"],
         )
 
+        self.check_traces()
+
         # make sure the 'memory history' command still works even when we're
         # generating a report now
         self.expect(

lldb/test/API/functionalities/asan/TestReportData.py

@@ -16,14 +16,14 @@ class AsanTestReportDataCase(TestBase):
     @skipUnlessAddressSanitizer
     @skipIf(archs=["i386"], bugnumber="llvm.org/PR36710")
     def test(self):
-        self.build(make_targets=["asan"])
+        self.build(make_targets=["compiler_rt-asan"])
         self.asan_tests()
 
-    @skipIf(oslist=no_match(["macosx"]))
+    @skipUnlessDarwin
     @skipIf(bugnumber="rdar://109913184&143590169")
     def test_libsanitizers_asan(self):
         try:
-            self.build(make_targets=["libsanitizers"])
+            self.build(make_targets=["libsanitizers-asan"])
         except BuildError as e:
             self.skipTest("failed to build with libsanitizers")
         self.asan_tests(libsanitizers=True)