From bf56217dd4982c69478460c1bec643a5d333b158 Mon Sep 17 00:00:00 2001
From: Walnut <39544927+Walnut356@users.noreply.github.com>
Date: Sat, 1 Aug 2026 03:55:13 -0500
Subject: [PATCH 1/2] Fix msvc type resolution for strs and slices

---
 src/etc/lldb_batchmode/from_lldb.py |  5 ++++
 src/etc/lldb_providers.py           | 38 ++++++++++++++++++++++++-----
 2 files changed, 37 insertions(+), 6 deletions(-)

diff --git a/src/etc/lldb_batchmode/from_lldb.py b/src/etc/lldb_batchmode/from_lldb.py
index 987617b683de6..6271b67f35b8a 100644
--- a/src/etc/lldb_batchmode/from_lldb.py
+++ b/src/etc/lldb_batchmode/from_lldb.py
@@ -28,6 +28,11 @@
 
 HAS_FLOAT128: bool = getattr(lldb, "eBasicTypeFloat128", None) is not None
 
+
+class FromLLDB(Exception):
+    pass
+
+
 # We use the following lists to dynamically create the enums at run-time (they're used to print
 # more meaningful error messages when basic_type and type_class don't match).
 # It takes a few hundred microseconds at runtime to generate these lists, but it means we never have
diff --git a/src/etc/lldb_providers.py b/src/etc/lldb_providers.py
index fed6aad24caaf..571630859d150 100644
--- a/src/etc/lldb_providers.py
+++ b/src/etc/lldb_providers.py
@@ -196,11 +196,23 @@ def has_children(self) -> bool:
         return False
 
 
+MSVC_STR_NAMES: List[str] = [
+    "ref$<str$>",
+    "ref_mut$<str$>",
+    "ptr_const$<str$>",
+    "ptr_mut$<str$>",
+]
+
+
 def get_template_args(type_name: str) -> Generator[str, None, None]:
     """
     Takes a type name `T<A, tuple$<B, C>, D>` and returns a list of its generic args
     `["A", "tuple$<B, C>", "D"]`.
 
+    Always returns an empty generator for `&str`, `&mut str`, `*const str`, and `*mut str`
+
+    Strips off `enum2$<>` wrapper from enum types before checking for template args
+
     String-based replacement for LLDB's `SBType.template_args`, as LLDB is currently unable to
     populate this field for targets with PDB debug info. Also useful for manually altering the type
     name of generics (e.g. `Vec<ref$<str$> >` -> `Vec<&str>`).
@@ -208,6 +220,13 @@ def get_template_args(type_name: str) -> Generator[str, None, None]:
     Each element of the returned list can be looked up for its `SBType` value via
     `SBTarget.FindFirstType()`
     """
+    if type_name in MSVC_STR_NAMES:
+        return
+
+    if type_name.startswith(("enum2$<", "slice2$<")):
+        # remove the prefix and the trailing ">"
+        type_name = type_name.split("<", 1)[0][:-1].strip()
+
     level = 0
     start = 0
     for i, c in enumerate(type_name):
@@ -224,7 +243,7 @@ def get_template_args(type_name: str) -> Generator[str, None, None]:
             start = i + 1
 
 
-MSVC_PTR_PREFIX: List[str] = ["ref$<", "ref_mut$<", "ptr_const$<", "ptr_mut$<"]
+MSVC_PTR_PREFIX = ("ref$<", "ref_mut$<", "ptr_const$<", "ptr_mut$<")
 
 PRIMITIVE_TYPES: Dict[str, int] = {
     "u8": eBasicTypeUnsignedChar,
@@ -258,6 +277,14 @@ def resolve_msvc_template_arg(arg_name: str, target: SBTarget) -> SBType:
     `base_type.GetArrayType()`, which bypass the PDB file and ask clang directly for the type node.
     """
 
+    result = target.FindFirstType(arg_name)
+
+    if result.IsValid():
+        return result
+
+    if arg_name in MSVC_STR_NAMES:
+        return target.FindFirstType(arg_name)
+
     # As of LLDB 22, finding primitives based on `FindFirstType` with their rust name no longer
     # works. Instead, we can look them up by their `eBasicType` equivalent. For usize and isize,
     # we convert them to their bit-sized counterpart before the lookup
@@ -273,11 +300,6 @@ def resolve_msvc_template_arg(arg_name: str, target: SBTarget) -> SBType:
 
         return target.GetBasicType(eBasicTypeFloat128)
 
-    result = target.FindFirstType(arg_name)
-
-    if result.IsValid():
-        return result
-
     for prefix in MSVC_PTR_PREFIX:
         if arg_name.startswith(prefix):
             arg_name = arg_name[len(prefix) : -1].strip()
@@ -285,6 +307,10 @@ def resolve_msvc_template_arg(arg_name: str, target: SBTarget) -> SBType:
             result = resolve_msvc_template_arg(arg_name, target)
             return result.GetPointerType()
 
+    if arg_name.startswith("slice2$<"):
+        arg_name = arg_name[len("slice2$<") : -1].strip()
+        return resolve_msvc_template_arg(arg_name, target)
+
     if arg_name.startswith("array$<"):
         template_args = get_template_args(arg_name)
 

From e103797bfd03c2bd67c1e1c48cce692d75c687e4 Mon Sep 17 00:00:00 2001
From: Walnut <39544927+Walnut356@users.noreply.github.com>
Date: Sat, 1 Aug 2026 03:56:47 -0500
Subject: [PATCH 2/2] convert `pretty-std` to `lldb-repr`

---
 src/etc/lldb_batchmode/from_lldb.py           |  10 +-
 .../pretty-std/lldb_input/non_windows.json    | 946 +++++++++++++++++
 .../pretty-std/lldb_input/windows_gnu.json    | 984 ++++++++++++++++++
 .../pretty-std/lldb_input/windows_msvc.json   | 911 ++++++++++++++++
 .../{pretty-std.rs => pretty-std/main.rs}     |  47 +-
 5 files changed, 2868 insertions(+), 30 deletions(-)
 create mode 100644 tests/debuginfo/pretty-std/lldb_input/non_windows.json
 create mode 100644 tests/debuginfo/pretty-std/lldb_input/windows_gnu.json
 create mode 100644 tests/debuginfo/pretty-std/lldb_input/windows_msvc.json
 rename tests/debuginfo/{pretty-std.rs => pretty-std/main.rs} (83%)

diff --git a/src/etc/lldb_batchmode/from_lldb.py b/src/etc/lldb_batchmode/from_lldb.py
index 6271b67f35b8a..e86ef3bb52a0c 100644
--- a/src/etc/lldb_batchmode/from_lldb.py
+++ b/src/etc/lldb_batchmode/from_lldb.py
@@ -183,7 +183,7 @@ def get_summary_or_value(valobj: lldb.SBValue) -> Optional[str]:
 
 def field_from_lldb(field: lldb.SBTypeMember) -> Field:
     if BLESS and not field.IsValid():
-        raise Exception("Cannot bless invalid SBTypeMember object")
+        raise FromLLDB("Cannot bless invalid SBTypeMember object")
 
     return Field(field.GetName(), field.GetType().GetName(), field.GetOffsetInBytes())
 
@@ -227,7 +227,7 @@ def get_generics(ty: lldb.SBType, sbtarget: lldb.SBTarget) -> list[lldb.SBType]:
 
 def type_from_lldb(ty: lldb.SBType, sbtarget: lldb.SBTarget) -> Type:
     if BLESS and not ty.IsValid():
-        raise Exception("Cannot bless invalid SBType object")
+        raise FromLLDB("Cannot bless invalid SBType object")
 
     generic_types = get_generics(ty, sbtarget)
     generics = [g.GetName() for g in generic_types]
@@ -243,7 +243,7 @@ def type_from_lldb(ty: lldb.SBType, sbtarget: lldb.SBTarget) -> Type:
 
 def child_from_lldb(child: lldb.SBValue) -> Child:
     if BLESS and not child.IsValid():
-        raise Exception("Cannot bless invalid child")
+        raise FromLLDB("Cannot bless invalid child")
 
     sbtype: lldb.SBType = child.GetType()
 
@@ -261,7 +261,7 @@ def child_from_lldb(child: lldb.SBValue) -> Child:
 
 def variable_from_lldb(var: lldb.SBValue) -> Variable:
     if BLESS and not var.IsValid():
-        raise Exception("Cannot bless invalid SBValue object")
+        raise FromLLDB("Cannot bless invalid SBValue object")
 
     sbtype = var.GetType()
     type_name = sbtype.GetName()
@@ -328,7 +328,7 @@ def bless_variable(
     valobj = frame.FindVariable(var_name)
     if not valobj.IsValid():
         # FIXME (todo) error handling
-        raise Exception(f"<bless error: Cannot find variable {var_name}>")
+        raise FromLLDB(f"<bless error: Cannot find variable {var_name}>")
 
     # HACK it's obviously not ideal to output empty breakpoints, but it will be somewhat rare for it
     # to happen (you would need a breakpoint with repr -> breakpoint without repr -> breakpoint
diff --git a/tests/debuginfo/pretty-std/lldb_input/non_windows.json b/tests/debuginfo/pretty-std/lldb_input/non_windows.json
new file mode 100644
index 0000000000000..7c0604ade2116
--- /dev/null
+++ b/tests/debuginfo/pretty-std/lldb_input/non_windows.json
@@ -0,0 +1,946 @@
+{
+ "bless_metadata": {
+  "python_version": "3.14.5 (main, May 11 2026, 00:00:00) [GCC 16.1.1 20260501 (Red Hat 16.1.1-1)]",
+  "debugger_version": "lldb version 22.1.8",
+  "feature_flags": "LLDBFeature.StaticFields|TypeRecognizers|Float128"
+ },
+ "types": {
+  "&[i32]": {
+   "size": 16,
+   "basic_type": 0,
+   "type_class": 16384,
+   "fields": [
+    {
+     "name": "data_ptr",
+     "type": "int *",
+     "offset": 0
+    },
+    {
+     "name": "length",
+     "type": "unsigned long",
+     "offset": 8
+    }
+   ],
+   "generic_params": []
+  },
+  "int *": {
+   "size": 8,
+   "basic_type": 0,
+   "type_class": 4096,
+   "fields": [],
+   "generic_params": []
+  },
+  "unsigned long": {
+   "size": 8,
+   "basic_type": 16,
+   "type_class": 4,
+   "fields": [],
+   "generic_params": []
+  },
+  "int": {
+   "size": 4,
+   "basic_type": 13,
+   "type_class": 4,
+   "fields": [],
+   "generic_params": []
+  },
+  "alloc::vec::Vec<unsigned long, alloc::alloc::Global>": {
+   "size": 24,
+   "basic_type": 0,
+   "type_class": 16384,
+   "fields": [
+    {
+     "name": "buf",
+     "type": "alloc::raw_vec::RawVec<unsigned long, alloc::alloc::Global>",
+     "offset": 0
+    },
+    {
+     "name": "len",
+     "type": "unsigned long",
+     "offset": 16
+    }
+   ],
+   "generic_params": [
+    "unsigned long",
+    "alloc::alloc::Global"
+   ]
+  },
+  "alloc::raw_vec::RawVec<unsigned long, alloc::alloc::Global>": {
+   "size": 16,
+   "basic_type": 0,
+   "type_class": 16384,
+   "fields": [
+    {
+     "name": "inner",
+     "type": "alloc::raw_vec::RawVecInner<alloc::alloc::Global>",
+     "offset": 0
+    },
+    {
+     "name": "_marker",
+     "type": "core::marker::PhantomData<unsigned long>",
+     "offset": 16
+    }
+   ],
+   "generic_params": [
+    "unsigned long",
+    "alloc::alloc::Global"
+   ]
+  },
+  "alloc::raw_vec::RawVecInner<alloc::alloc::Global>": {
+   "size": 16,
+   "basic_type": 0,
+   "type_class": 16384,
+   "fields": [
+    {
+     "name": "ptr",
+     "type": "core::ptr::unique::Unique<unsigned char>",
+     "offset": 8
+    },
+    {
+     "name": "cap",
+     "type": "core::num::niche_types::UsizeNoHighBit",
+     "offset": 0
+    },
+    {
+     "name": "alloc",
+     "type": "alloc::alloc::Global",
+     "offset": 16
+    }
+   ],
+   "generic_params": [
+    "alloc::alloc::Global"
+   ]
+  },
+  "core::ptr::unique::Unique<unsigned char>": {
+   "size": 8,
+   "basic_type": 0,
+   "type_class": 16384,
+   "fields": [
+    {
+     "name": "pointer",
+     "type": "core::ptr::non_null::NonNull<unsigned char>",
+     "offset": 0
+    },
+    {
+     "name": "_marker",
+     "type": "core::marker::PhantomData<unsigned char>",
+     "offset": 8
+    }
+   ],
+   "generic_params": [
+    "unsigned char"
+   ]
+  },
+  "core::ptr::non_null::NonNull<unsigned char>": {
+   "size": 8,
+   "basic_type": 0,
+   "type_class": 16384,
+   "fields": [
+    {
+     "name": "pointer",
+     "type": "unsigned char *",
+     "offset": 0
+    }
+   ],
+   "generic_params": [
+    "unsigned char"
+   ]
+  },
+  "unsigned char *": {
+   "size": 8,
+   "basic_type": 0,
+   "type_class": 4096,
+   "fields": [],
+   "generic_params": []
+  },
+  "unsigned char": {
+   "size": 1,
+   "basic_type": 4,
+   "type_class": 4,
+   "fields": [],
+   "generic_params": []
+  },
+  "core::marker::PhantomData<unsigned char>": {
+   "size": 0,
+   "basic_type": 0,
+   "type_class": 16384,
+   "fields": [],
+   "generic_params": [
+    "unsigned char"
+   ]
+  },
+  "core::num::niche_types::UsizeNoHighBit": {
+   "size": 8,
+   "basic_type": 0,
+   "type_class": 16384,
+   "fields": [
+    {
+     "name": "__0",
+     "type": "unsigned long",
+     "offset": 0
+    }
+   ],
+   "generic_params": []
+  },
+  "alloc::alloc::Global": {
+   "size": 0,
+   "basic_type": 0,
+   "type_class": 16384,
+   "fields": [],
+   "generic_params": []
+  },
+  "core::marker::PhantomData<unsigned long>": {
+   "size": 0,
+   "basic_type": 0,
+   "type_class": 16384,
+   "fields": [],
+   "generic_params": [
+    "unsigned long"
+   ]
+  },
+  "&str": {
+   "size": 16,
+   "basic_type": 0,
+   "type_class": 16384,
+   "fields": [
+    {
+     "name": "data_ptr",
+     "type": "unsigned char *",
+     "offset": 0
+    },
+    {
+     "name": "length",
+     "type": "unsigned long",
+     "offset": 8
+    }
+   ],
+   "generic_params": []
+  },
+  "alloc::string::String": {
+   "size": 24,
+   "basic_type": 0,
+   "type_class": 16384,
+   "fields": [
+    {
+     "name": "vec",
+     "type": "alloc::vec::Vec<unsigned char, alloc::alloc::Global>",
+     "offset": 0
+    }
+   ],
+   "generic_params": []
+  },
+  "alloc::vec::Vec<unsigned char, alloc::alloc::Global>": {
+   "size": 24,
+   "basic_type": 0,
+   "type_class": 16384,
+   "fields": [
+    {
+     "name": "buf",
+     "type": "alloc::raw_vec::RawVec<unsigned char, alloc::alloc::Global>",
+     "offset": 0
+    },
+    {
+     "name": "len",
+     "type": "unsigned long",
+     "offset": 16
+    }
+   ],
+   "generic_params": [
+    "unsigned char",
+    "alloc::alloc::Global"
+   ]
+  },
+  "alloc::raw_vec::RawVec<unsigned char, alloc::alloc::Global>": {
+   "size": 16,
+   "basic_type": 0,
+   "type_class": 16384,
+   "fields": [
+    {
+     "name": "inner",
+     "type": "alloc::raw_vec::RawVecInner<alloc::alloc::Global>",
+     "offset": 0
+    },
+    {
+     "name": "_marker",
+     "type": "core::marker::PhantomData<unsigned char>",
+     "offset": 16
+    }
+   ],
+   "generic_params": [
+    "unsigned char",
+    "alloc::alloc::Global"
+   ]
+  },
+  "core::option::Option<i16>": {
+   "size": 4,
+   "basic_type": 0,
+   "type_class": 16384,
+   "fields": [
+    {
+     "name": "$variants$",
+     "type": "core::option::Option<i16>::core::option::Option<i16>$Inner",
+     "offset": 0
+    }
+   ],
+   "generic_params": []
+  },
+  "core::option::Option<i16>::core::option::Option<i16>$Inner": {
+   "size": 4,
+   "basic_type": 0,
+   "type_class": 65536,
+   "fields": [
+    {
+     "name": "$variant$0",
+     "type": "core::option::Option<i16>::core::option::Option<i16>$Inner::None$Variant",
+     "offset": 0
+    },
+    {
+     "name": "$variant$1",
+     "type": "core::option::Option<i16>::core::option::Option<i16>$Inner::Some$Variant",
+     "offset": 0
+    }
+   ],
+   "generic_params": []
+  },
+  "core::option::Option<i16>::core::option::Option<i16>$Inner::None$Variant": {
+   "size": 4,
+   "basic_type": 0,
+   "type_class": 16384,
+   "fields": [
+    {
+     "name": "$discr$",
+     "type": "unsigned short",
+     "offset": 0
+    },
+    {
+     "name": "value",
+     "type": "core::option::Option<i16>::None<short>",
+     "offset": 2
+    }
+   ],
+   "generic_params": []
+  },
+  "unsigned short": {
+   "size": 2,
+   "basic_type": 12,
+   "type_class": 4,
+   "fields": [],
+   "generic_params": []
+  },
+  "core::option::Option<i16>::None<short>": {
+   "size": 4,
+   "basic_type": 0,
+   "type_class": 16384,
+   "fields": [],
+   "generic_params": [
+    "short"
+   ]
+  },
+  "short": {
+   "size": 2,
+   "basic_type": 11,
+   "type_class": 4,
+   "fields": [],
+   "generic_params": []
+  },
+  "core::option::Option<i16>::core::option::Option<i16>$Inner::Some$Variant": {
+   "size": 4,
+   "basic_type": 0,
+   "type_class": 16384,
+   "fields": [
+    {
+     "name": "$discr$",
+     "type": "unsigned short",
+     "offset": 0
+    },
+    {
+     "name": "value",
+     "type": "core::option::Option<i16>::Some<short>",
+     "offset": 2
+    }
+   ],
+   "generic_params": []
+  },
+  "core::option::Option<i16>::Some<short>": {
+   "size": 4,
+   "basic_type": 0,
+   "type_class": 16384,
+   "fields": [
+    {
+     "name": "__0",
+     "type": "short",
+     "offset": 2
+    }
+   ],
+   "generic_params": [
+    "short"
+   ]
+  },
+  "core::option::Option<i64>": {
+   "size": 16,
+   "basic_type": 0,
+   "type_class": 16384,
+   "fields": [
+    {
+     "name": "$variants$",
+     "type": "core::option::Option<i64>::core::option::Option<i64>$Inner",
+     "offset": 0
+    }
+   ],
+   "generic_params": []
+  },
+  "core::option::Option<i64>::core::option::Option<i64>$Inner": {
+   "size": 16,
+   "basic_type": 0,
+   "type_class": 65536,
+   "fields": [
+    {
+     "name": "$variant$0",
+     "type": "core::option::Option<i64>::core::option::Option<i64>$Inner::None$Variant",
+     "offset": 0
+    },
+    {
+     "name": "$variant$1",
+     "type": "core::option::Option<i64>::core::option::Option<i64>$Inner::Some$Variant",
+     "offset": 0
+    }
+   ],
+   "generic_params": []
+  },
+  "core::option::Option<i64>::core::option::Option<i64>$Inner::None$Variant": {
+   "size": 16,
+   "basic_type": 0,
+   "type_class": 16384,
+   "fields": [
+    {
+     "name": "$discr$",
+     "type": "unsigned long",
+     "offset": 0
+    },
+    {
+     "name": "value",
+     "type": "core::option::Option<i64>::None<long>",
+     "offset": 8
+    }
+   ],
+   "generic_params": []
+  },
+  "core::option::Option<i64>::None<long>": {
+   "size": 16,
+   "basic_type": 0,
+   "type_class": 16384,
+   "fields": [],
+   "generic_params": [
+    "long"
+   ]
+  },
+  "long": {
+   "size": 8,
+   "basic_type": 15,
+   "type_class": 4,
+   "fields": [],
+   "generic_params": []
+  },
+  "core::option::Option<i64>::core::option::Option<i64>$Inner::Some$Variant": {
+   "size": 16,
+   "basic_type": 0,
+   "type_class": 16384,
+   "fields": [
+    {
+     "name": "$discr$",
+     "type": "unsigned long",
+     "offset": 0
+    },
+    {
+     "name": "value",
+     "type": "core::option::Option<i64>::Some<long>",
+     "offset": 8
+    }
+   ],
+   "generic_params": []
+  },
+  "core::option::Option<i64>::Some<long>": {
+   "size": 16,
+   "basic_type": 0,
+   "type_class": 16384,
+   "fields": [
+    {
+     "name": "__0",
+     "type": "long",
+     "offset": 8
+    }
+   ],
+   "generic_params": [
+    "long"
+   ]
+  },
+  "std::ffi::os_str::OsString": {
+   "size": 24,
+   "basic_type": 0,
+   "type_class": 16384,
+   "fields": [
+    {
+     "name": "inner",
+     "type": "std::sys::os_str::bytes::Buf",
+     "offset": 0
+    }
+   ],
+   "generic_params": []
+  },
+  "std::sys::os_str::bytes::Buf": {
+   "size": 24,
+   "basic_type": 0,
+   "type_class": 16384,
+   "fields": [
+    {
+     "name": "inner",
+     "type": "alloc::vec::Vec<unsigned char, alloc::alloc::Global>",
+     "offset": 0
+    }
+   ],
+   "generic_params": []
+  }
+ },
+ "breakpoints": [
+  {
+   "slice": {
+    "type": "&[i32]",
+    "pretty_type_name": null,
+    "pretty_print": "size=4",
+    "value": null,
+    "synthetic": "lldb_lookup.StdSliceSyntheticProvider",
+    "summary": "lldb_lookup.SizeSummaryProvider",
+    "format": null,
+    "children": [
+     {
+      "name": "[0]",
+      "type": "int",
+      "value": 0,
+      "children": []
+     },
+     {
+      "name": "[1]",
+      "type": "int",
+      "value": 1,
+      "children": []
+     },
+     {
+      "name": "[2]",
+      "type": "int",
+      "value": 2,
+      "children": []
+     },
+     {
+      "name": "[3]",
+      "type": "int",
+      "value": 3,
+      "children": []
+     }
+    ]
+   },
+   "vec": {
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+}
diff --git a/tests/debuginfo/pretty-std/lldb_input/windows_gnu.json b/tests/debuginfo/pretty-std/lldb_input/windows_gnu.json
new file mode 100644
index 0000000000000..1f2636fc40ca6
--- /dev/null
+++ b/tests/debuginfo/pretty-std/lldb_input/windows_gnu.json
@@ -0,0 +1,984 @@
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+}
diff --git a/tests/debuginfo/pretty-std/lldb_input/windows_msvc.json b/tests/debuginfo/pretty-std/lldb_input/windows_msvc.json
new file mode 100644
index 0000000000000..4787f88d337ed
--- /dev/null
+++ b/tests/debuginfo/pretty-std/lldb_input/windows_msvc.json
@@ -0,0 +1,911 @@
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+    {
+     "name": "variant1",
+     "type": "enum2$<core::option::Option<i64> >::Variant1",
+     "offset": 0
+    },
+    {
+     "name": "tag",
+     "type": "unsigned long long",
+     "offset": 0
+    }
+   ],
+   "generic_params": []
+  },
+  "enum2$<core::option::Option<i64> >::Variant0": {
+   "size": 16,
+   "basic_type": 0,
+   "type_class": 16384,
+   "fields": [
+    {
+     "name": "value",
+     "type": "enum2$<core::option::Option<i64> >::None",
+     "offset": 0
+    }
+   ],
+   "generic_params": []
+  },
+  "enum2$<core::option::Option<i64> >::None": {
+   "size": 16,
+   "basic_type": 0,
+   "type_class": 16384,
+   "fields": [],
+   "generic_params": []
+  },
+  "enum2$<core::option::Option<i64> >::Variant1": {
+   "size": 16,
+   "basic_type": 0,
+   "type_class": 16384,
+   "fields": [
+    {
+     "name": "value",
+     "type": "enum2$<core::option::Option<i64> >::Some",
+     "offset": 0
+    }
+   ],
+   "generic_params": []
+  },
+  "enum2$<core::option::Option<i64> >::Some": {
+   "size": 16,
+   "basic_type": 0,
+   "type_class": 16384,
+   "fields": [
+    {
+     "name": "__0",
+     "type": "long long",
+     "offset": 8
+    }
+   ],
+   "generic_params": []
+  },
+  "long long": {
+   "size": 8,
+   "basic_type": 17,
+   "type_class": 4,
+   "fields": [],
+   "generic_params": []
+  },
+  "std::ffi::os_str::OsString": {
+   "size": 32,
+   "basic_type": 0,
+   "type_class": 16384,
+   "fields": [
+    {
+     "name": "inner",
+     "type": "std::sys::os_str::wtf8::Buf",
+     "offset": 0
+    }
+   ],
+   "generic_params": []
+  },
+  "std::sys::os_str::wtf8::Buf": {
+   "size": 32,
+   "basic_type": 0,
+   "type_class": 16384,
+   "fields": [
+    {
+     "name": "inner",
+     "type": "alloc::wtf8::Wtf8Buf",
+     "offset": 0
+    }
+   ],
+   "generic_params": []
+  },
+  "alloc::wtf8::Wtf8Buf": {
+   "size": 32,
+   "basic_type": 0,
+   "type_class": 16384,
+   "fields": [
+    {
+     "name": "bytes",
+     "type": "alloc::vec::Vec<u8,alloc::alloc::Global>",
+     "offset": 0
+    },
+    {
+     "name": "is_known_utf8",
+     "type": "bool",
+     "offset": 24
+    }
+   ],
+   "generic_params": []
+  },
+  "bool": {
+   "size": 1,
+   "basic_type": 21,
+   "type_class": 4,
+   "fields": [],
+   "generic_params": []
+  }
+ },
+ "breakpoints": [
+  {
+   "slice": {
+    "type": "ref$<slice2$<i32> >",
+    "pretty_type_name": "&[i32]",
+    "pretty_print": "[0, 1, 2, 3]",
+    "value": null,
+    "synthetic": "lldb_lookup.MSVCStdSliceSyntheticProvider",
+    "summary": "lldb_lookup.StdSliceSummaryProvider",
+    "format": null,
+    "children": [
+     {
+      "name": "[0]",
+      "type": "int",
+      "value": 0,
+      "children": []
+     },
+     {
+      "name": "[1]",
+      "type": "int",
+      "value": 1,
+      "children": []
+     },
+     {
+      "name": "[2]",
+      "type": "int",
+      "value": 2,
+      "children": []
+     },
+     {
+      "name": "[3]",
+      "type": "int",
+      "value": 3,
+      "children": []
+     }
+    ]
+   },
+   "vec": {
+    "type": "alloc::vec::Vec<u64,alloc::alloc::Global>",
+    "pretty_type_name": null,
+    "pretty_print": "size=4",
+    "value": null,
+    "synthetic": "lldb_lookup.StdVecSyntheticProvider",
+    "summary": "lldb_lookup.SizeSummaryProvider",
+    "format": null,
+    "children": [
+     {
+      "name": "[0]",
+      "type": "unsigned long long",
+      "value": 4,
+      "children": []
+     },
+     {
+      "name": "[1]",
+      "type": "unsigned long long",
+      "value": 5,
+      "children": []
+     },
+     {
+      "name": "[2]",
+      "type": "unsigned long long",
+      "value": 6,
+      "children": []
+     },
+     {
+      "name": "[3]",
+      "type": "unsigned long long",
+      "value": 7,
+      "children": []
+     }
+    ]
+   },
+   "str_slice": {
+    "type": "ref$<str$>",
+    "pretty_type_name": "&str",
+    "pretty_print": "\"IAMA string slice!\"",
+    "value": null,
+    "synthetic": "lldb_lookup.MSVCStrSyntheticProvider",
+    "summary": "lldb_lookup.StdStrSummaryProvider",
+    "format": null,
+    "children": [
+     {
+      "name": "[0]",
+      "type": "unsigned char",
+      "value": 73,
+      "children": []
+     },
+     {
+      "name": "[1]",
+      "type": "unsigned char",
+      "value": 65,
+      "children": []
+     },
+     {
+      "name": "[2]",
+      "type": "unsigned char",
+      "value": 77,
+      "children": []
+     },
+     {
+      "name": "[3]",
+      "type": "unsigned char",
+      "value": 65,
+      "children": []
+     },
+     {
+      "name": "[4]",
+      "type": "unsigned char",
+      "value": 32,
+      "children": []
+     },
+     {
+      "name": "[5]",
+      "type": "unsigned char",
+      "value": 115,
+      "children": []
+     },
+     {
+      "name": "[6]",
+      "type": "unsigned char",
+      "value": 116,
+      "children": []
+     },
+     {
+      "name": "[7]",
+      "type": "unsigned char",
+      "value": 114,
+      "children": []
+     },
+     {
+      "name": "[8]",
+      "type": "unsigned char",
+      "value": 105,
+      "children": []
+     },
+     {
+      "name": "[9]",
+      "type": "unsigned char",
+      "value": 110,
+      "children": []
+     },
+     {
+      "name": "[10]",
+      "type": "unsigned char",
+      "value": 103,
+      "children": []
+     },
+     {
+      "name": "[11]",
+      "type": "unsigned char",
+      "value": 32,
+      "children": []
+     },
+     {
+      "name": "[12]",
+      "type": "unsigned char",
+      "value": 115,
+      "children": []
+     },
+     {
+      "name": "[13]",
+      "type": "unsigned char",
+      "value": 108,
+      "children": []
+     },
+     {
+      "name": "[14]",
+      "type": "unsigned char",
+      "value": 105,
+      "children": []
+     },
+     {
+      "name": "[15]",
+      "type": "unsigned char",
+      "value": 99,
+      "children": []
+     },
+     {
+      "name": "[16]",
+      "type": "unsigned char",
+      "value": 101,
+      "children": []
+     },
+     {
+      "name": "[17]",
+      "type": "unsigned char",
+      "value": 33,
+      "children": []
+     }
+    ]
+   },
+   "string": {
+    "type": "alloc::string::String",
+    "pretty_type_name": null,
+    "pretty_print": "\"IAMA string!\"",
+    "value": null,
+    "synthetic": "lldb_lookup.StdStringSyntheticProvider",
+    "summary": "lldb_lookup.StdStringSummaryProvider",
+    "format": null,
+    "children": [
+     {
+      "name": "[0]",
+      "type": "unsigned char",
+      "value": 73,
+      "children": []
+     },
+     {
+      "name": "[1]",
+      "type": "unsigned char",
+      "value": 65,
+      "children": []
+     },
+     {
+      "name": "[2]",
+      "type": "unsigned char",
+      "value": 77,
+      "children": []
+     },
+     {
+      "name": "[3]",
+      "type": "unsigned char",
+      "value": 65,
+      "children": []
+     },
+     {
+      "name": "[4]",
+      "type": "unsigned char",
+      "value": 32,
+      "children": []
+     },
+     {
+      "name": "[5]",
+      "type": "unsigned char",
+      "value": 115,
+      "children": []
+     },
+     {
+      "name": "[6]",
+      "type": "unsigned char",
+      "value": 116,
+      "children": []
+     },
+     {
+      "name": "[7]",
+      "type": "unsigned char",
+      "value": 114,
+      "children": []
+     },
+     {
+      "name": "[8]",
+      "type": "unsigned char",
+      "value": 105,
+      "children": []
+     },
+     {
+      "name": "[9]",
+      "type": "unsigned char",
+      "value": 110,
+      "children": []
+     },
+     {
+      "name": "[10]",
+      "type": "unsigned char",
+      "value": 103,
+      "children": []
+     },
+     {
+      "name": "[11]",
+      "type": "unsigned char",
+      "value": 33,
+      "children": []
+     }
+    ]
+   },
+   "some": {
+    "type": "enum2$<core::option::Option<i16> >",
+    "pretty_type_name": "core::option::Option<i16>",
+    "pretty_print": "Some(8)",
+    "value": null,
+    "synthetic": "lldb_lookup.MSVCEnumSyntheticProvider",
+    "summary": "lldb_lookup.MSVCEnumSummaryProvider",
+    "format": null,
+    "children": [
+     {
+      "name": "0",
+      "type": "short",
+      "value": 8,
+      "children": []
+     }
+    ]
+   },
+   "none": {
+    "type": "enum2$<core::option::Option<i64> >",
+    "pretty_type_name": "core::option::Option<i64>",
+    "pretty_print": "None",
+    "value": null,
+    "synthetic": "lldb_lookup.MSVCEnumSyntheticProvider",
+    "summary": "lldb_lookup.MSVCEnumSummaryProvider",
+    "format": null,
+    "children": []
+   },
+   "os_string": {
+    "type": "std::ffi::os_str::OsString",
+    "pretty_type_name": null,
+    "pretty_print": "\"IAMA OS string \ud83d\ude03\"",
+    "value": null,
+    "synthetic": "lldb_lookup.synthetic_lookup",
+    "summary": "lldb_lookup.StdOsStringSummaryProvider",
+    "format": null,
+    "children": [
+     {
+      "name": "inner",
+      "type": "std::sys::os_str::wtf8::Buf",
+      "value": null,
+      "children": [
+       {
+        "name": "inner",
+        "type": "alloc::wtf8::Wtf8Buf",
+        "value": null,
+        "children": [
+         {
+          "name": "bytes",
+          "type": "alloc::vec::Vec<u8,alloc::alloc::Global>",
+          "value": null,
+          "children": [
+           {
+            "name": "[0]",
+            "type": "unsigned char",
+            "value": 73,
+            "children": []
+           },
+           {
+            "name": "[1]",
+            "type": "unsigned char",
+            "value": 65,
+            "children": []
+           },
+           {
+            "name": "[2]",
+            "type": "unsigned char",
+            "value": 77,
+            "children": []
+           },
+           {
+            "name": "[3]",
+            "type": "unsigned char",
+            "value": 65,
+            "children": []
+           },
+           {
+            "name": "[4]",
+            "type": "unsigned char",
+            "value": 32,
+            "children": []
+           },
+           {
+            "name": "[5]",
+            "type": "unsigned char",
+            "value": 79,
+            "children": []
+           },
+           {
+            "name": "[6]",
+            "type": "unsigned char",
+            "value": 83,
+            "children": []
+           },
+           {
+            "name": "[7]",
+            "type": "unsigned char",
+            "value": 32,
+            "children": []
+           },
+           {
+            "name": "[8]",
+            "type": "unsigned char",
+            "value": 115,
+            "children": []
+           },
+           {
+            "name": "[9]",
+            "type": "unsigned char",
+            "value": 116,
+            "children": []
+           },
+           {
+            "name": "[10]",
+            "type": "unsigned char",
+            "value": 114,
+            "children": []
+           },
+           {
+            "name": "[11]",
+            "type": "unsigned char",
+            "value": 105,
+            "children": []
+           },
+           {
+            "name": "[12]",
+            "type": "unsigned char",
+            "value": 110,
+            "children": []
+           },
+           {
+            "name": "[13]",
+            "type": "unsigned char",
+            "value": 103,
+            "children": []
+           },
+           {
+            "name": "[14]",
+            "type": "unsigned char",
+            "value": 32,
+            "children": []
+           },
+           {
+            "name": "[15]",
+            "type": "unsigned char",
+            "value": -16,
+            "children": []
+           },
+           {
+            "name": "[16]",
+            "type": "unsigned char",
+            "value": -97,
+            "children": []
+           },
+           {
+            "name": "[17]",
+            "type": "unsigned char",
+            "value": -104,
+            "children": []
+           },
+           {
+            "name": "[18]",
+            "type": "unsigned char",
+            "value": -125,
+            "children": []
+           }
+          ]
+         },
+         {
+          "name": "is_known_utf8",
+          "type": "bool",
+          "value": false,
+          "children": []
+         }
+        ]
+       }
+      ]
+     }
+    ]
+   }
+  }
+ ]
+}
diff --git a/tests/debuginfo/pretty-std.rs b/tests/debuginfo/pretty-std/main.rs
similarity index 83%
rename from tests/debuginfo/pretty-std.rs
rename to tests/debuginfo/pretty-std/main.rs
index 3ecaf02ab7d26..c3ed79045aa58 100644
--- a/tests/debuginfo/pretty-std.rs
+++ b/tests/debuginfo/pretty-std/main.rs
@@ -1,9 +1,20 @@
+// Tests the visualizers for the following types:
+// * &[i32]
+// * Vec<u64>
+// * &str
+// * String
+// * OsString
+// * Option<i64> (Some and None)
+// * Option<String> (Some, non-empty)
+// CDB only:
+// * LinkedList<i32>
+// * VecDeque<i32>
+
 // ignore-tidy-linelength
-//@ ignore-windows-gnu: #128981
 //@ ignore-android: FIXME(#10381)
 //@ compile-flags:-g
-// LLDB 1800+ tests were not tested in CI, broke, and now are disabled
-//@ ignore-lldb
+//@ min-llvm-lldb-version: 22.1.0
+//@ min-apple-lldb-version: 1703.0.236.21
 //@ min-cdb-version: 10.0.18317.1001
 //@ ignore-backends: gcc
 
@@ -30,7 +41,7 @@
 //@ gdb-check:$6 = core::option::Option<i64>::None
 
 //@ gdb-command: print os_string
-//@ gdb-check:$7 = "IAMA OS string 😃"
+//@ gdb-check:$7 = "IAMA OS string [...]"
 
 //@ gdb-command: print some_string
 //@ gdb-check:$8 = core::option::Option<alloc::string::String>::Some("IAMA optional string!")
@@ -43,27 +54,13 @@
 
 //@ lldb-command:run
 
-//@ lldb-command:v slice
-//@ lldb-check:[...] slice = size=4 { [0] = 0 [1] = 1 [2] = 2 [3] = 3 }
-
-//@ lldb-command:v vec
-//@ lldb-check:[...] vec = size=4 { [0] = 4 [1] = 5 [2] = 6 [3] = 7 }
-
-//@ lldb-command:v str_slice
-//@ lldb-check:[...] str_slice = "IAMA string slice!" { [0] = 'I' [1] = 'A' [2] = 'M' [3] = 'A' [4] = ' ' [5] = 's' [6] = 't' [7] = 'r' [8] = 'i' [9] = 'n' [10] = 'g' [11] = ' ' [12] = 's' [13] = 'l' [14] = 'i' [15] = 'c' [16] = 'e' [17] = '!' }
-
-//@ lldb-command:v string
-//@ lldb-check:[...] string = "IAMA string!" { [0] = 'I' [1] = 'A' [2] = 'M' [3] = 'A' [4] = ' ' [5] = 's' [6] = 't' [7] = 'r' [8] = 'i' [9] = 'n' [10] = 'g' [11] = '!' }
-
-
-//@ lldb-command:v some
-//@ lldb-check:[...] some = Some(8)
-
-//@ lldb-command:v none
-//@ lldb-check:[...] none = None
-
-//@ lldb-command:v os_string
-//@ lldb-check:[...] os_string = "IAMA OS string 😃" { inner = { inner = size=19 { [0] = 'I' [1] = 'A' [2] = 'M' [3] = 'A' [4] = ' ' [5] = 'O' [6] = 'S' [7] = ' ' [8] = 's' [9] = 't' [10] = 'r' [11] = 'i' [12] = 'n' [13] = 'g' [14] = ' ' [15] = '\xf0' [16] = '\x9f' [17] = '\x98' [18] = '\x83' } } }
+//@ lldb-repr:slice
+//@ lldb-repr:vec
+//@ lldb-repr:str_slice
+//@ lldb-repr:string
+//@ lldb-repr:some
+//@ lldb-repr:none
+//@ lldb-repr:os_string
 
 // === CDB TESTS ==================================================================================