https://github.com/Michael137 created 
https://github.com/llvm/llvm-project/pull/146843

Split out from https://github.com/llvm/llvm-project/pull/146740

>From 9fbda39b3a27af86aaa9f1ab77a9008c354a250d Mon Sep 17 00:00:00 2001
From: Michael Buch <michaelbuc...@gmail.com>
Date: Thu, 3 Jul 2025 11:05:08 +0100
Subject: [PATCH] [lldb][test] Turn std::atomic libcxx test generic

Split out from https://github.com/llvm/llvm-project/pull/146740
---
 .../{libcxx => generic}/atomic/Makefile       |  2 --
 .../atomic/TestStdAtomic.py}                  | 23 ++++++++++++-------
 .../{libcxx => generic}/atomic/main.cpp       |  0
 3 files changed, 15 insertions(+), 10 deletions(-)
 rename lldb/test/API/functionalities/data-formatter/data-formatter-stl/{libcxx 
=> generic}/atomic/Makefile (51%)
 rename 
lldb/test/API/functionalities/data-formatter/data-formatter-stl/{libcxx/atomic/TestLibCxxAtomic.py
 => generic/atomic/TestStdAtomic.py} (84%)
 rename lldb/test/API/functionalities/data-formatter/data-formatter-stl/{libcxx 
=> generic}/atomic/main.cpp (100%)

diff --git 
a/lldb/test/API/functionalities/data-formatter/data-formatter-stl/libcxx/atomic/Makefile
 
b/lldb/test/API/functionalities/data-formatter/data-formatter-stl/generic/atomic/Makefile
similarity index 51%
rename from 
lldb/test/API/functionalities/data-formatter/data-formatter-stl/libcxx/atomic/Makefile
rename to 
lldb/test/API/functionalities/data-formatter/data-formatter-stl/generic/atomic/Makefile
index b016f006747da..99998b20bcb05 100644
--- 
a/lldb/test/API/functionalities/data-formatter/data-formatter-stl/libcxx/atomic/Makefile
+++ 
b/lldb/test/API/functionalities/data-formatter/data-formatter-stl/generic/atomic/Makefile
@@ -1,5 +1,3 @@
 CXX_SOURCES := main.cpp
-CXXFLAGS_EXTRAS := -std=c++11
-USE_LIBCPP := 1
 
 include Makefile.rules
diff --git 
a/lldb/test/API/functionalities/data-formatter/data-formatter-stl/libcxx/atomic/TestLibCxxAtomic.py
 
b/lldb/test/API/functionalities/data-formatter/data-formatter-stl/generic/atomic/TestStdAtomic.py
similarity index 84%
rename from 
lldb/test/API/functionalities/data-formatter/data-formatter-stl/libcxx/atomic/TestLibCxxAtomic.py
rename to 
lldb/test/API/functionalities/data-formatter/data-formatter-stl/generic/atomic/TestStdAtomic.py
index c6592ede03147..b0df8a525d280 100644
--- 
a/lldb/test/API/functionalities/data-formatter/data-formatter-stl/libcxx/atomic/TestLibCxxAtomic.py
+++ 
b/lldb/test/API/functionalities/data-formatter/data-formatter-stl/generic/atomic/TestStdAtomic.py
@@ -9,18 +9,15 @@
 from lldbsuite.test import lldbutil
 
 
-class LibCxxAtomicTestCase(TestBase):
+class StdAtomicTestCase(TestBase):
     def get_variable(self, name):
         var = self.frame().FindVariable(name)
         var.SetPreferDynamicValue(lldb.eDynamicCanRunTarget)
         var.SetPreferSyntheticValue(True)
         return var
 
-    @skipIf(compiler=["gcc"])
-    @add_test_categories(["libc++"])
-    def test(self):
-        """Test that std::atomic as defined by libc++ is correctly printed by 
LLDB"""
-        self.build()
+    def do_test(self):
+        """Test that std::atomic is correctly printed by LLDB"""
         self.runCmd("file " + self.getBuildArtifact("a.out"), 
CURRENT_EXECUTABLE_SET)
 
         bkpt = self.target().FindBreakpointByID(
@@ -31,8 +28,6 @@ def test(self):
 
         self.runCmd("run", RUN_SUCCEEDED)
 
-        lldbutil.skip_if_library_missing(self, self.target(), 
re.compile(r"libc\+\+"))
-
         # The stop reason of the thread should be breakpoint.
         self.expect(
             "thread list",
@@ -66,3 +61,15 @@ def test(self):
         self.expect(
             "frame var p.child.parent", substrs=["p.child.parent = {\n  Value 
= 0x"]
         )
+
+    @skipIf(compiler=["gcc"])
+    @add_test_categories(["libc++"])
+    def test_libcxx(self):
+        self.build(dictionary={"USE_LIBCPP" : 1})
+        self.do_test()
+
+    @skipIf(compiler=["gcc"])
+    @add_test_categories(["libstdcxx"])
+    def test_libstdcxx(self):
+        self.build(dictionary={"USE_LIBSTDCPP" : 1})
+        self.do_test()
diff --git 
a/lldb/test/API/functionalities/data-formatter/data-formatter-stl/libcxx/atomic/main.cpp
 
b/lldb/test/API/functionalities/data-formatter/data-formatter-stl/generic/atomic/main.cpp
similarity index 100%
rename from 
lldb/test/API/functionalities/data-formatter/data-formatter-stl/libcxx/atomic/main.cpp
rename to 
lldb/test/API/functionalities/data-formatter/data-formatter-stl/generic/atomic/main.cpp

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