>;
//===----------------------------------------------------------------------===//
-// DIVoidResultTypeAttr
-//===----------------------------------------------------------------------===//
-
-def LLVM_DIVoidResultTypeAttr : LLVM_Attr<"DIVoidResultType", "di_void_result_type",
- /*traits=*/[], "DITypeAttr"> {
- let parameters = (ins);
-}
-
-//===----------------------------------------------------------------------===//
// DIBasicTypeAttr
//===----------------------------------------------------------------------===//
], "DITypeAttr"> {
let parameters = (ins
LLVM_DICallingConventionParameter:$callingConvention,
- OptionalArrayRefParameter<"DITypeAttr">:$types
+ OptionalParameter<"DITypeAttr">:$resultType,
+ OptionalArrayRefParameter<"DITypeAttr">:$argumentTypes
);
let builders = [
- TypeBuilder<(ins "ArrayRef<DITypeAttr>":$types), [{
- return $_get($_ctxt, /*callingConvention=*/0, types);
+ TypeBuilder<(ins "DITypeAttr":$resultType,
+ "ArrayRef<DITypeAttr>":$argumentTypes), [{
+ return $_get($_ctxt, /*callingConvention=*/0, resultType, argumentTypes);
}]>
];
let assemblyFormat = "`<` struct(params) `>`";
- let genVerifyDecl = 1;
}
#endif // LLVMIR_ATTRDEFS
#include "mlir/Dialect/LLVMIR/LLVMDialect.h"
#include "mlir/IR/Builders.h"
#include "mlir/IR/DialectImplementation.h"
-#include "llvm/ADT/STLExtras.h"
#include "llvm/ADT/StringExtras.h"
#include "llvm/ADT/TypeSwitch.h"
#include "llvm/BinaryFormat/Dwarf.h"
//===----------------------------------------------------------------------===//
bool DINodeAttr::classof(Attribute attr) {
- return llvm::isa<DIVoidResultTypeAttr, DIBasicTypeAttr, DICompileUnitAttr,
- DICompositeTypeAttr, DIDerivedTypeAttr, DIFileAttr,
- DILexicalBlockAttr, DILexicalBlockFileAttr,
- DILocalVariableAttr, DISubprogramAttr, DISubrangeAttr,
- DISubroutineTypeAttr>(attr);
+ return llvm::isa<DIBasicTypeAttr, DICompileUnitAttr, DICompositeTypeAttr,
+ DIDerivedTypeAttr, DIFileAttr, DILexicalBlockAttr,
+ DILexicalBlockFileAttr, DILocalVariableAttr,
+ DISubprogramAttr, DISubrangeAttr, DISubroutineTypeAttr>(
+ attr);
}
//===----------------------------------------------------------------------===//
//===----------------------------------------------------------------------===//
bool DITypeAttr::classof(Attribute attr) {
- return llvm::isa<DIVoidResultTypeAttr, DIBasicTypeAttr, DICompositeTypeAttr,
- DIDerivedTypeAttr, DISubroutineTypeAttr>(attr);
-}
-
-//===----------------------------------------------------------------------===//
-// DISubroutineTypeAttr
-//===----------------------------------------------------------------------===//
-
-LogicalResult
-DISubroutineTypeAttr::verify(function_ref<InFlightDiagnostic()> emitError,
- unsigned int callingConventions,
- ArrayRef<DITypeAttr> types) {
- if (llvm::any_of(llvm::drop_begin(types), [](DITypeAttr type) {
- return type.isa<DIVoidResultTypeAttr>();
- }))
- return emitError() << "expected subroutine to have non-void argument types";
- return success();
+ return llvm::isa<DIBasicTypeAttr, DICompositeTypeAttr, DIDerivedTypeAttr,
+ DISubroutineTypeAttr>(attr);
}
//===----------------------------------------------------------------------===//
AliasResult getAlias(Attribute attr, raw_ostream &os) const override {
return TypeSwitch<Attribute, AliasResult>(attr)
- .Case<DIVoidResultTypeAttr, DIBasicTypeAttr, DICompileUnitAttr,
- DICompositeTypeAttr, DIDerivedTypeAttr, DIFileAttr,
- DILexicalBlockAttr, DILexicalBlockFileAttr, DILocalVariableAttr,
- DISubprogramAttr, DISubroutineTypeAttr>([&](auto attr) {
+ .Case<DIBasicTypeAttr, DICompileUnitAttr, DICompositeTypeAttr,
+ DIDerivedTypeAttr, DIFileAttr, DILexicalBlockAttr,
+ DILexicalBlockFileAttr, DILocalVariableAttr, DISubprogramAttr,
+ DISubroutineTypeAttr>([&](auto attr) {
os << decltype(attr)::getMnemonic();
return AliasResult::OverridableAlias;
})
DISubroutineTypeAttr
DebugImporter::translateImpl(llvm::DISubroutineType *node) {
- SmallVector<DITypeAttr> types;
- for (llvm::DIType *type : node->getTypeArray()) {
- if (!type) {
- // A nullptr entry at the beginning of the subroutine types list models a
- // void result type. Translate the nullptr to an explicit
- // DIVoidResultTypeAttr since the attribute list cannot contain a nullptr
- // entry.
- types.push_back(DIVoidResultTypeAttr::get(context));
- continue;
- }
- types.push_back(translate(type));
+ // Separate the result type since it is null for void functions.
+ DITypeAttr resultType = translate(*node->getTypeArray().begin());
+ SmallVector<DITypeAttr> argumentTypes;
+ for (llvm::DIType *type : llvm::drop_begin(node->getTypeArray())) {
+ assert(type && "expected a non-null argument type");
+ argumentTypes.push_back(translate(type));
}
- return DISubroutineTypeAttr::get(context, node->getCC(), types);
+ return DISubroutineTypeAttr::get(context, node->getCC(), resultType,
+ argumentTypes);
}
DITypeAttr DebugImporter::translateImpl(llvm::DIType *node) {
// Attributes
//===----------------------------------------------------------------------===//
-llvm::DIType *DebugTranslation::translateImpl(DIVoidResultTypeAttr attr) {
- // A DIVoidResultTypeAttr at the beginning of the subroutine types list models
- // a void result type. Translate the explicit DIVoidResultTypeAttr to a
- // nullptr since LLVM IR metadata does not have an explicit void result type
- // representation.
- return nullptr;
-}
-
llvm::DIBasicType *DebugTranslation::translateImpl(DIBasicTypeAttr attr) {
return llvm::DIBasicType::get(
llvmCtx, attr.getTag(), attr.getName(), attr.getSizeInBits(),
llvm::DISubroutineType *
DebugTranslation::translateImpl(DISubroutineTypeAttr attr) {
// Concatenate the result and argument types into a single array.
- SmallVector<llvm::Metadata *> types;
- for (DITypeAttr type : attr.getTypes())
+ SmallVector<llvm::Metadata *> types = {translate(attr.getResultType())};
+ for (DITypeAttr type : attr.getArgumentTypes())
types.push_back(translate(type));
return llvm::DISubroutineType::get(
llvmCtx, llvm::DINode::FlagZero, attr.getCallingConvention(),
llvm::DINode *node =
TypeSwitch<DINodeAttr, llvm::DINode *>(attr)
- .Case<DIVoidResultTypeAttr, DIBasicTypeAttr, DICompileUnitAttr,
- DICompositeTypeAttr, DIDerivedTypeAttr, DIFileAttr,
- DILexicalBlockAttr, DILexicalBlockFileAttr, DILocalVariableAttr,
- DISubprogramAttr, DISubrangeAttr, DISubroutineTypeAttr>(
+ .Case<DIBasicTypeAttr, DICompileUnitAttr, DICompositeTypeAttr,
+ DIDerivedTypeAttr, DIFileAttr, DILexicalBlockAttr,
+ DILexicalBlockFileAttr, DILocalVariableAttr, DISubprogramAttr,
+ DISubrangeAttr, DISubroutineTypeAttr>(
[&](auto attr) { return translateImpl(attr); });
attrToNode.insert({attr, node});
return node;
llvm::DIFile *translateFile(StringRef fileName);
/// Translate the given attribute to the corresponding llvm debug metadata.
- llvm::DIType *translateImpl(DIVoidResultTypeAttr attr);
llvm::DIBasicType *translateImpl(DIBasicTypeAttr attr);
llvm::DICompileUnit *translateImpl(DICompileUnitAttr attr);
llvm::DICompositeType *translateImpl(DICompositeTypeAttr attr);
isOptimized = true, emissionKind = Full
>
-// CHECK-DAG: #[[VOID:.*]] = #llvm.di_void_result_type
-#void = #llvm.di_void_result_type
-
// CHECK-DAG: #[[INT0:.*]] = #llvm.di_basic_type<tag = DW_TAG_base_type, name = "int0">
#int0 = #llvm.di_basic_type<
// Omit the optional sizeInBits and encoding parameters.
flags = "TypePassByReference|NonTrivial"
>
-// CHECK-DAG: #[[SPTYPE0:.*]] = #llvm.di_subroutine_type<callingConvention = DW_CC_normal, types = #[[VOID]], #[[INT0]], #[[PTR0]], #[[PTR1]], #[[COMP0:.*]], #[[COMP1:.*]], #[[COMP2:.*]]>
+// CHECK-DAG: #[[SPTYPE0:.*]] = #llvm.di_subroutine_type<callingConvention = DW_CC_normal, argumentTypes = #[[INT0]], #[[PTR0]], #[[PTR1]], #[[COMP0:.*]], #[[COMP1:.*]], #[[COMP2:.*]]>
#spType0 = #llvm.di_subroutine_type<
- callingConvention = DW_CC_normal, types = #void, #int0, #ptr0, #ptr1, #comp0, #comp1, #comp2
+ callingConvention = DW_CC_normal, argumentTypes = #int0, #ptr0, #ptr1, #comp0, #comp1, #comp2
>
-// CHECK-DAG: #[[SPTYPE1:.*]] = #llvm.di_subroutine_type<types = #[[INT1]], #[[INT1]]>
+// CHECK-DAG: #[[SPTYPE1:.*]] = #llvm.di_subroutine_type<resultType = #[[INT1]], argumentTypes = #[[INT1]]>
#spType1 = #llvm.di_subroutine_type<
// Omit the optional callingConvention parameter.
- types = #int1, #int1
->
-
-// CHECK-DAG: #[[SPTYPE2:.*]] = #llvm.di_subroutine_type<callingConvention = DW_CC_normal>
-#spType2 = #llvm.di_subroutine_type<
- // Omit the optional types parameter array.
- callingConvention = DW_CC_normal
+ resultType = #int1, argumentTypes = #int1
>
// CHECK-DAG: #[[SP0:.*]] = #llvm.di_subprogram<compileUnit = #[[CU]], scope = #[[FILE]], name = "addr", linkageName = "addr", file = #[[FILE]], line = 3, scopeLine = 3, subprogramFlags = "Definition|Optimized", type = #[[SPTYPE0]]>
file = #file, subprogramFlags = "Definition", type = #spType1
>
-// CHECK-DAG: #[[SP2:.*]] = #llvm.di_subprogram<compileUnit = #[[CU]], scope = #[[FILE]], name = "value", file = #[[FILE]], subprogramFlags = Definition, type = #[[SPTYPE2]]>
-#sp2 = #llvm.di_subprogram<
- // Omit the optional linkageName parameter.
- compileUnit = #cu, scope = #file, name = "value",
- file = #file, subprogramFlags = "Definition", type = #spType2
->
-
// CHECK-DAG: #[[BLOCK0:.*]] = #llvm.di_lexical_block<scope = #[[SP0]], line = 1, column = 2>
#block0 = #llvm.di_lexical_block<scope = #sp0, line = 1, column = 2>
// CHECK-DAG: #[[BLOCK1:.*]] = #llvm.di_lexical_block<scope = #[[SP1]]>
#block1 = #llvm.di_lexical_block<scope = #sp1>
-// CHECK-DAG: #[[BLOCK2:.*]] = #llvm.di_lexical_block<scope = #[[SP2]]>
-#block2 = #llvm.di_lexical_block<scope = #sp2>
-
// CHECK-DAG: #[[VAR0:.*]] = #llvm.di_local_variable<scope = #[[BLOCK0]], name = "alloc", file = #[[FILE]], line = 6, arg = 1, alignInBits = 32, type = #[[INT0]]>
#var0 = #llvm.di_local_variable<
scope = #block0, name = "alloc", file = #file,
line = 6, arg = 1, alignInBits = 32, type = #int0
>
-// CHECK-DAG: #[[VAR1:.*]] = #llvm.di_local_variable<scope = #[[BLOCK1]], name = "arg1">
+// CHECK-DAG: #[[VAR1:.*]] = #llvm.di_local_variable<scope = #[[BLOCK1]], name = "arg">
#var1 = #llvm.di_local_variable<
// Omit the optional parameters.
- scope = #block1, name = "arg1"
->
-
-// CHECK-DAG: #[[VAR2:.*]] = #llvm.di_local_variable<scope = #[[BLOCK2]], name = "arg2">
-#var2 = #llvm.di_local_variable<
- // Omit the optional parameters.
- scope = #block2, name = "arg2"
+ scope = #block1, name = "arg"
>
// CHECK: llvm.func @addr(%[[ARG:.*]]: i64)
llvm.return
}
-// CHECK: llvm.func @value(%[[ARG1:.*]]: i32, %[[ARG2:.*]]: i32)
-llvm.func @value(%arg1: i32, %arg2: i32) {
- // CHECK: llvm.intr.dbg.value #[[VAR1]] = %[[ARG1]]
- llvm.intr.dbg.value #var1 = %arg1 : i32
- // CHECK: llvm.intr.dbg.value #[[VAR2]] = %[[ARG2]]
- llvm.intr.dbg.value #var2 = %arg2 : i32
- llvm.return
+// CHECK: llvm.func @value(%[[ARG:.*]]: i32)
+llvm.func @value(%arg: i32) -> i32 {
+ // CHECK: llvm.intr.dbg.value #[[VAR1]] = %[[ARG]]
+ llvm.intr.dbg.value #var1 = %arg : i32
+ llvm.return %arg : i32
}
// expected-error@+1 {{op failed to verify that it is not extracting scalable from fixed-length vectors.}}
%0 = llvm.intr.vector.extract %arg0[0] : vector<[8]xf32> from vector<16xf32>
}
-
-// -----
-
-#void = #llvm.di_void_result_type
-// expected-error@below {{expected subroutine to have non-void argument types}}
-#void_argument_type = #llvm.di_subroutine_type<types = #void, #void>
; // -----
-; CHECK-DAG: #[[VOID:.+]] = #llvm.di_void_result_type
-; CHECK-DAG: #[[INT1:.+]] = #llvm.di_basic_type<tag = DW_TAG_base_type, name = "int1">
-; CHECK-DAG: #[[INT2:.+]] = #llvm.di_basic_type<tag = DW_TAG_base_type, name = "int2", sizeInBits = 32, encoding = DW_ATE_signed>
-; CHECK-DAG: #llvm.di_subroutine_type<types = #[[VOID]], #[[INT1]], #[[INT2]]>
+; CHECK: #[[INT1:.+]] = #llvm.di_basic_type<tag = DW_TAG_base_type, name = "int1">
+; CHECK: #[[INT2:.+]] = #llvm.di_basic_type<tag = DW_TAG_base_type, name = "int2", sizeInBits = 32, encoding = DW_ATE_signed>
+; CHECK: #llvm.di_subroutine_type<argumentTypes = #[[INT1]], #[[INT2]]>
define void @basic_type() !dbg !3 {
ret void
; CHECK: #[[INT:.+]] = #llvm.di_basic_type<tag = DW_TAG_base_type, name = "int">
; CHECK: #[[PTR1:.+]] = #llvm.di_derived_type<tag = DW_TAG_pointer_type, baseType = #[[INT]]>
; CHECK: #[[PTR2:.+]] = #llvm.di_derived_type<tag = DW_TAG_pointer_type, name = "mypointer", baseType = #[[INT]], sizeInBits = 64, alignInBits = 32, offsetInBits = 4>
-; CHECK: #llvm.di_subroutine_type<types = #[[PTR1]], #[[PTR2]]>
+; CHECK: #llvm.di_subroutine_type<argumentTypes = #[[PTR1]], #[[PTR2]]>
define void @derived_type() !dbg !3 {
ret void
!2 = !DIFile(filename: "debug-info.ll", directory: "/")
!3 = distinct !DISubprogram(name: "derived_type", scope: !2, file: !2, spFlags: DISPFlagDefinition, unit: !1, type: !4)
!4 = !DISubroutineType(types: !5)
-!5 = !{!7, !8}
+!5 = !{null, !7, !8}
!6 = !DIBasicType(name: "int")
!7 = !DIDerivedType(tag: DW_TAG_pointer_type, baseType: !6)
!8 = !DIDerivedType(name: "mypointer", tag: DW_TAG_pointer_type, baseType: !6, size: 64, align: 32, offset: 4)
; CHECK-DAG: #[[COMP2:.+]] = #llvm.di_composite_type<{{.*}}, file = #[[FILE]], scope = #[[FILE]], baseType = #[[INT]]>
; CHECK-DAG: #[[COMP3:.+]] = #llvm.di_composite_type<{{.*}}, flags = Vector, elements = #llvm.di_subrange<count = 4 : i64>>
; CHECK-DAG: #[[COMP4:.+]] = #llvm.di_composite_type<{{.*}}, flags = Vector, elements = #llvm.di_subrange<lowerBound = 0 : i64, upperBound = 4 : i64, stride = 1 : i64>>
-; CHECK-DAG: #llvm.di_subroutine_type<types = #[[COMP1]], #[[COMP2]], #[[COMP3]], #[[COMP4]]>
+; CHECK-DAG: #llvm.di_subroutine_type<argumentTypes = #[[COMP1]], #[[COMP2]], #[[COMP3]], #[[COMP4]]>
define void @composite_type() !dbg !3 {
ret void
!2 = !DIFile(filename: "debug-info.ll", directory: "/")
!3 = distinct !DISubprogram(name: "composite_type", scope: !2, file: !2, spFlags: DISPFlagDefinition, unit: !1, type: !4)
!4 = !DISubroutineType(types: !5)
-!5 = !{!7, !8, !9, !10}
+!5 = !{null, !7, !8, !9, !10}
!6 = !DIBasicType(name: "int")
!7 = !DICompositeType(tag: DW_TAG_array_type, name: "array1", line: 10, size: 128, align: 32)
!8 = !DICompositeType(tag: DW_TAG_array_type, name: "array2", file: !2, scope: !2, baseType: !6)
; // -----
-; CHECK-DAG: #[[FILE:.+]] = #llvm.di_file<"debug-info.ll" in "/">
-; CHECK-DAG: #[[CU:.+]] = #llvm.di_compile_unit<sourceLanguage = DW_LANG_C, file = #[[FILE]], producer = "", isOptimized = false, emissionKind = None>
-; Verify an empty subroutine types list is supported.
-; CHECK-DAG: #[[SP_TYPE:.+]] = #llvm.di_subroutine_type<callingConvention = DW_CC_normal>
-; CHECK-DAG: #[[SP:.+]] = #llvm.di_subprogram<compileUnit = #[[CU]], scope = #[[FILE]], name = "subprogram", linkageName = "subprogram", file = #[[FILE]], line = 42, scopeLine = 42, subprogramFlags = Definition, type = #[[SP_TYPE]]>
+; CHECK: #[[INT:.+]] = #llvm.di_basic_type<tag = DW_TAG_base_type, name = "int">
+; CHECK: #[[FILE:.+]] = #llvm.di_file<"debug-info.ll" in "/">
+; CHECK: #[[CU:.+]] = #llvm.di_compile_unit<sourceLanguage = DW_LANG_C, file = #[[FILE]], producer = "", isOptimized = false, emissionKind = None>
+; CHECK: #[[SP_TYPE:.+]] = #llvm.di_subroutine_type<callingConvention = DW_CC_normal, resultType = #[[INT]], argumentTypes = #[[INT]]>
+; CHECK: #[[SP:.+]] = #llvm.di_subprogram<compileUnit = #[[CU]], scope = #[[FILE]], name = "subprogram", linkageName = "subprogram", file = #[[FILE]], line = 42, scopeLine = 42, subprogramFlags = Definition, type = #[[SP_TYPE]]>
define void @subprogram() !dbg !3 {
ret void
!2 = !DIFile(filename: "debug-info.ll", directory: "/")
!3 = distinct !DISubprogram(name: "subprogram", linkageName: "subprogram", scope: !2, file: !2, line: 42, scopeLine: 42, spFlags: DISPFlagDefinition, unit: !1, type: !4)
!4 = !DISubroutineType(cc: DW_CC_normal, types: !5)
-!5 = !{}
+!5 = !{!6, !6}
!6 = !DIBasicType(name: "int")
; // -----
baseType = #si64, flags = Vector,
elements = #llvm.di_subrange<lowerBound = 0, upperBound = 4, stride = 1>
>
-#void = #llvm.di_void_result_type
-#spType0 = #llvm.di_subroutine_type<callingConvention = DW_CC_normal, types = #void, #si64, #ptr, #named, #composite, #vector>
-#sp0 = #llvm.di_subprogram<
+#spType = #llvm.di_subroutine_type<callingConvention = DW_CC_normal, argumentTypes = #si64, #ptr, #named, #composite, #vector>
+#sp = #llvm.di_subprogram<
compileUnit = #cu, scope = #file, name = "func_with_debug", linkageName = "func_with_debug",
- file = #file, line = 3, scopeLine = 3, subprogramFlags = "Definition|Optimized", type = #spType0
+ file = #file, line = 3, scopeLine = 3, subprogramFlags = "Definition|Optimized", type = #spType
>
#calleeType = #llvm.di_subroutine_type<
- // Omit the optional callingConvention parameter.
- types = #si64, #si64>
+ // Omit the optional callingConvention parameter but specify a result type.
+ resultType = #si64, argumentTypes = #si64>
#callee = #llvm.di_subprogram<
// Omit the optional linkageName, line, and scopeLine parameters.
compileUnit = #cu, scope = #composite, name = "callee",
file = #file, subprogramFlags = "Definition", type = #calleeType
>
-#fileScope = #llvm.di_lexical_block_file<scope = #sp0, file = #file, discriminator = 0>
-#blockScope = #llvm.di_lexical_block<scope = #sp0>
+#fileScope = #llvm.di_lexical_block_file<scope = #sp, file = #file, discriminator = 0>
+#blockScope = #llvm.di_lexical_block<scope = #sp>
#variable = #llvm.di_local_variable<scope = #fileScope, name = "arg", file = #file, line = 6, arg = 1, alignInBits = 32, type = #si64>
#variableAddr = #llvm.di_local_variable<scope = #blockScope, name = "alloc">
-#spType1 = #llvm.di_subroutine_type<callingConvention = DW_CC_normal>
-#sp1 = #llvm.di_subprogram<
- compileUnit = #cu, scope = #file, name = "empty_types",
- file = #file, subprogramFlags = "Definition", type = #spType1
->
-
// CHECK-LABEL: define void @func_with_debug(
// CHECK-SAME: i64 %[[ARG:.*]]) !dbg ![[FUNC_LOC:[0-9]+]]
llvm.func @func_with_debug(%arg: i64) {
llvm.call @func_no_debug() : () -> () loc(fused[callsite("mysource.cc":5:6 at "mysource.cc":1:1), "mysource.cc":1:1])
// CHECK: add i64 %[[ARG]], %[[ARG]], !dbg ![[FUSEDWITH_LOC:[0-9]+]]
- %sum = llvm.add %arg, %arg : i64 loc(fused<#callee>[callsite("foo.mlir":2:4 at fused<#sp0>["foo.mlir":28:5])])
+ %sum = llvm.add %arg, %arg : i64 loc(fused<#callee>[callsite("foo.mlir":2:4 at fused<#sp>["foo.mlir":28:5])])
llvm.return
-} loc(fused<#sp0>["foo.mlir":1:1])
-
-// CHECK: define void @empty_types() !dbg ![[EMPTY_TYPES_LOC:[0-9]+]]
-llvm.func @empty_types() {
- llvm.return
-} loc(fused<#sp1>["foo.mlir":2:1])
+} loc(fused<#sp>["foo.mlir":1:1])
// CHECK: ![[CU_LOC:.*]] = distinct !DICompileUnit(language: DW_LANG_C, file: ![[CU_FILE_LOC:.*]], producer: "MLIR", isOptimized: true, runtimeVersion: 0, emissionKind: FullDebug)
// CHECK: ![[CU_FILE_LOC]] = !DIFile(filename: "foo.mlir", directory: "/test/")
// CHECK: ![[CALLEE_TYPE]] = !DISubroutineType(types: ![[CALLEE_ARGS:.*]])
// CHECK: ![[CALLEE_ARGS]] = !{![[ARG_TYPE:.*]], ![[ARG_TYPE:.*]]}
// CHECK: ![[INLINE_LOC]] = !DILocation(line: 28, column: 5,
-
-// CHECK: ![[EMPTY_TYPES_LOC]] = distinct !DISubprogram(name: "empty_types", scope: ![[CU_FILE_LOC]], file: ![[CU_FILE_LOC]], type: ![[EMPTY_TYPES_TYPE:.*]], spFlags: DISPFlagDefinition
-// CHECK: ![[EMPTY_TYPES_TYPE]] = !DISubroutineType(cc: DW_CC_normal, types: ![[EMPTY_TYPES_ARGS:.*]])
-// CHECK: ![[EMPTY_TYPES_ARGS]] = !{}
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