[llvm] [llvm][DebugInfo][ObjC] Fix argument oreder of setter/getter to DIObjCProperty constructor (PR #165401)
via llvm-commits
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Tue Oct 28 07:25:46 PDT 2025
llvmbot wrote:
<!--LLVM PR SUMMARY COMMENT-->
@llvm/pr-subscribers-debuginfo
Author: Michael Buch (Michael137)
<details>
<summary>Changes</summary>
Depends on https://github.com/llvm/llvm-project/pull/165373
This caused the `DW_AT_APPLE_property_(setter|getter)` to be inverted when compiling from LLVM IR.
---
Full diff: https://github.com/llvm/llvm-project/pull/165401.diff
2 Files Affected:
- (modified) llvm/lib/AsmParser/LLParser.cpp (+2-2)
- (added) llvm/test/DebugInfo/Generic/objc-property.ll (+84)
``````````diff
diff --git a/llvm/lib/AsmParser/LLParser.cpp b/llvm/lib/AsmParser/LLParser.cpp
index 5164cec33e6f5..e7a04d98df2af 100644
--- a/llvm/lib/AsmParser/LLParser.cpp
+++ b/llvm/lib/AsmParser/LLParser.cpp
@@ -6341,8 +6341,8 @@ bool LLParser::parseDIObjCProperty(MDNode *&Result, bool IsDistinct) {
#undef VISIT_MD_FIELDS
Result = GET_OR_DISTINCT(DIObjCProperty,
- (Context, name.Val, file.Val, line.Val, setter.Val,
- getter.Val, attributes.Val, type.Val));
+ (Context, name.Val, file.Val, line.Val, getter.Val,
+ setter.Val, attributes.Val, type.Val));
return false;
}
diff --git a/llvm/test/DebugInfo/Generic/objc-property.ll b/llvm/test/DebugInfo/Generic/objc-property.ll
new file mode 100644
index 0000000000000..e07e96067c463
--- /dev/null
+++ b/llvm/test/DebugInfo/Generic/objc-property.ll
@@ -0,0 +1,84 @@
+; RUN: llc -filetype=obj -o - %s | llvm-dwarfdump --debug-info - | FileCheck %s
+
+; CHECK: DW_TAG_structure_type
+; CHECK: DW_AT_name ("Foo")
+;
+; CHECK: DW_TAG_APPLE_property
+; CHECK: DW_AT_APPLE_property_name ("autoSynthProp")
+; CHECK: DW_AT_APPLE_property_attribute
+; CHECK-SAME: DW_APPLE_PROPERTY_assign, DW_APPLE_PROPERTY_readwrite,
+; CHECK-SAME: DW_APPLE_PROPERTY_atomic, DW_APPLE_PROPERTY_unsafe_unretained
+;
+; CHECK: DW_TAG_APPLE_property
+; CHECK: DW_AT_APPLE_property_name ("synthProp")
+; CHECK: DW_AT_APPLE_property_attribute
+; CHECK-SAME: DW_APPLE_PROPERTY_assign, DW_APPLE_PROPERTY_readwrite,
+; CHECK-SAME: DW_APPLE_PROPERTY_atomic, DW_APPLE_PROPERTY_unsafe_unretained
+;
+; CHECK: DW_TAG_APPLE_property
+; CHECK: DW_AT_APPLE_property_name ("customGetterProp")
+; CHECK: DW_AT_APPLE_property_getter ("customGetter")
+; CHECK: DW_AT_APPLE_property_attribute
+; CHECK-SAME: DW_APPLE_PROPERTY_getter, DW_APPLE_PROPERTY_assign, DW_APPLE_PROPERTY_readwrite,
+; CHECK-SAME: DW_APPLE_PROPERTY_atomic, DW_APPLE_PROPERTY_unsafe_unretained
+;
+; FIXME: this should have a DW_AT_APPLE_property_setter tag
+; CHECK: DW_TAG_APPLE_property
+; CHECK: DW_AT_APPLE_property_name ("customSetterProp")
+; CHECK: DW_AT_APPLE_property_setter ("customSetter:")
+; CHECK: DW_AT_APPLE_property_attribute
+; CHECK-SAME: DW_APPLE_PROPERTY_assign, DW_APPLE_PROPERTY_readwrite,
+; CHECK-SAME: DW_APPLE_PROPERTY_setter, DW_APPLE_PROPERTY_atomic, DW_APPLE_PROPERTY_unsafe_unretained
+;
+; FIXME: the DW_AT_APPLE_property_(setter|getter) attributes are inverted
+; CHECK: DW_TAG_APPLE_property
+; CHECK: DW_AT_APPLE_property_name ("customAccessorsProp")
+; CHECK: DW_AT_APPLE_property_getter ("customGetter")
+; CHECK: DW_AT_APPLE_property_setter ("customSetter:")
+; CHECK: DW_AT_APPLE_property_attribute
+; CHECK-SAME: DW_APPLE_PROPERTY_getter, DW_APPLE_PROPERTY_assign, DW_APPLE_PROPERTY_readwrite,
+; CHECK-SAME: DW_APPLE_PROPERTY_setter, DW_APPLE_PROPERTY_atomic, DW_APPLE_PROPERTY_unsafe_unretained
+;
+; FIXME: missing link between DW_TAG_member and the associated DW_TAG_APPLE_property
+; CHECK-NOT: DW_APPLE_property
+; CHECK: DW_TAG_member
+; CHECK: DW_TAG_member
+; CHECK: DW_TAG_member
+; CHECK: DW_TAG_member
+
+!llvm.module.flags = !{!7, !8}
+!llvm.dbg.cu = !{!13}
+
+!7 = !{i32 7, !"Dwarf Version", i32 5}
+!8 = !{i32 2, !"Debug Info Version", i32 3}
+!13 = distinct !DICompileUnit(language: DW_LANG_ObjC, file: !14, producer: "hand written", isOptimized: false, runtimeVersion: 2, emissionKind: FullDebug, retainedTypes: !15, splitDebugInlining: false, debugInfoForProfiling: true, nameTableKind: Apple)
+!14 = !DIFile(filename: "main.m", directory: "/tmp")
+!15 = !{!16}
+!16 = !DICompositeType(tag: DW_TAG_structure_type, name: "Foo", scope: !14, file: !14, line: 1, size: 128, flags: DIFlagObjcClassComplete, elements: !17, runtimeLang: DW_LANG_ObjC)
+!17 = !{!18, !20, !21, !22, !23, !24, !25, !26, !27, !28, !35, !38, !39, !40, !41, !42, !43}
+!18 = !DIObjCProperty(name: "autoSynthProp", file: !14, line: 5, attributes: 2316, type: !19)
+!19 = !DIBasicType(name: "int", size: 32, encoding: DW_ATE_signed)
+!20 = !DIObjCProperty(name: "synthProp", file: !14, line: 6, attributes: 2316, type: !19)
+!21 = !DIObjCProperty(name: "customGetterProp", file: !14, line: 7, getter: "customGetter", attributes: 2318, type: !19)
+!22 = !DIObjCProperty(name: "customSetterProp", file: !14, line: 8, setter: "customSetter:", attributes: 2444, type: !19)
+!23 = !DIObjCProperty(name: "customAccessorsProp", file: !14, line: 9, setter: "customSetter:", getter: "customGetter", attributes: 2446, type: !19)
+!24 = !DIDerivedType(tag: DW_TAG_member, name: "someBackingIvar", scope: !14, file: !14, line: 2, baseType: !19, size: 32, flags: DIFlagProtected, extraData: !20)
+!25 = !DIDerivedType(tag: DW_TAG_member, name: "_autoSynthProp", scope: !14, file: !14, line: 5, baseType: !19, size: 32, flags: DIFlagPrivate, extraData: !18)
+!26 = !DIDerivedType(tag: DW_TAG_member, name: "_customGetterProp", scope: !14, file: !14, line: 7, baseType: !19, size: 32, flags: DIFlagPrivate, extraData: !21)
+!27 = !DIDerivedType(tag: DW_TAG_member, name: "_customSetterProp", scope: !14, file: !14, line: 8, baseType: !19, size: 32, flags: DIFlagPrivate, extraData: !22)
+!28 = !DISubprogram(name: "-[Foo customGetter]", scope: !16, file: !14, line: 19, type: !29, scopeLine: 19, flags: DIFlagPrototyped, spFlags: DISPFlagLocalToUnit)
+!29 = !DISubroutineType(types: !30)
+!30 = !{!19, !31, !32}
+!31 = !DIDerivedType(tag: DW_TAG_pointer_type, baseType: !16, size: 64, flags: DIFlagArtificial | DIFlagObjectPointer)
+!32 = !DIDerivedType(tag: DW_TAG_typedef, name: "SEL", file: !14, baseType: !33, flags: DIFlagArtificial)
+!33 = !DIDerivedType(tag: DW_TAG_pointer_type, baseType: !34, size: 64)
+!34 = !DICompositeType(tag: DW_TAG_structure_type, name: "objc_selector", file: !14, flags: DIFlagFwdDecl)
+!35 = !DISubprogram(name: "-[Foo customSetter:]", scope: !16, file: !14, line: 23, type: !36, scopeLine: 23, flags: DIFlagPrototyped, spFlags: DISPFlagLocalToUnit)
+!36 = !DISubroutineType(types: !37)
+!37 = !{null, !31, !32, !19}
+!38 = !DISubprogram(name: "-[Foo synthProp]", scope: !16, file: !14, line: 17, type: !29, scopeLine: 17, flags: DIFlagArtificial | DIFlagPrototyped, spFlags: DISPFlagLocalToUnit)
+!39 = !DISubprogram(name: "-[Foo setSynthProp:]", scope: !16, file: !14, line: 17, type: !36, scopeLine: 17, flags: DIFlagArtificial | DIFlagPrototyped, spFlags: DISPFlagLocalToUnit)
+!40 = !DISubprogram(name: "-[Foo autoSynthProp]", scope: !16, file: !14, line: 5, type: !29, scopeLine: 5, flags: DIFlagArtificial | DIFlagPrototyped, spFlags: DISPFlagLocalToUnit)
+!41 = !DISubprogram(name: "-[Foo setAutoSynthProp:]", scope: !16, file: !14, line: 5, type: !36, scopeLine: 5, flags: DIFlagArtificial | DIFlagPrototyped, spFlags: DISPFlagLocalToUnit)
+!42 = !DISubprogram(name: "-[Foo setCustomGetterProp:]", scope: !16, file: !14, line: 7, type: !36, scopeLine: 7, flags: DIFlagArtificial | DIFlagPrototyped, spFlags: DISPFlagLocalToUnit)
+!43 = !DISubprogram(name: "-[Foo customSetterProp]", scope: !16, file: !14, line: 8, type: !29, scopeLine: 8, flags: DIFlagArtificial | DIFlagPrototyped, spFlags: DISPFlagLocalToUnit)
``````````
</details>
https://github.com/llvm/llvm-project/pull/165401
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