diff --git a/toolchain/check/cpp_type_mapping.cpp b/toolchain/check/cpp_type_mapping.cpp index 0e758d6028cc..407b26bf517d 100644 --- a/toolchain/check/cpp_type_mapping.cpp +++ b/toolchain/check/cpp_type_mapping.cpp @@ -127,9 +127,14 @@ static auto TryMapClassType(Context& context, SemIR::TypeId type_id) // Maps a non-wrapper (no const or pointer) Carbon type to a C++ type. static auto MapNonWrapperType(Context& context, SemIR::InstId inst_id, SemIR::TypeId type_id) -> clang::QualType { - clang::QualType mapped_type = TryMapBuiltinType(context, inst_id, type_id); + // It's important to check for a class type first, because an enum imported + // from C++ is both a Carbon class type and has an object representation that + // is a builtin type, and we want to map back to the enum. + // TODO: The order won't matter once TryMapBuiltinType stops looking through + // adapters. + clang::QualType mapped_type = TryMapClassType(context, type_id); if (mapped_type.isNull()) { - mapped_type = TryMapClassType(context, type_id); + mapped_type = TryMapBuiltinType(context, inst_id, type_id); } return mapped_type; } diff --git a/toolchain/lower/testdata/interop/cpp/enum.carbon b/toolchain/lower/testdata/interop/cpp/enum.carbon index e697e01f6b30..b1b5cd5c3b7c 100644 --- a/toolchain/lower/testdata/interop/cpp/enum.carbon +++ b/toolchain/lower/testdata/interop/cpp/enum.carbon @@ -10,8 +10,6 @@ // TIP: To dump output, run: // TIP: bazel run //toolchain/testing:file_test -- --dump_output --file_tests=toolchain/lower/testdata/interop/cpp/enum.carbon -// TODO: Tests marked as `fail_todo_5891_` to fixed as a follow-up of https://github.com/carbon-language/carbon-lang/pull/5891. - // --- enum_member.h struct C { @@ -24,7 +22,7 @@ struct C { static void F(E); }; -// --- fail_todo_5891_pass_as_arg.carbon +// --- pass_as_arg.carbon library "[[@TEST_NAME]]"; @@ -32,49 +30,15 @@ import Cpp library "enum_member.h"; fn Pass() { Cpp.C.F(Cpp.C.a); - // CHECK:STDERR: fail_todo_5891_pass_as_arg.carbon:[[@LINE+7]]:3: error: no matching function for call to `F` [CppOverloadingNoViableFunctionFound] - // CHECK:STDERR: Cpp.C.F(Cpp.C.b); - // CHECK:STDERR: ^~~~~~~~~~~~~~~~ - // CHECK:STDERR: fail_todo_5891_pass_as_arg.carbon:[[@LINE+4]]:3: note: in call to Cpp function here [InCallToCppFunction] - // CHECK:STDERR: Cpp.C.F(Cpp.C.b); - // CHECK:STDERR: ^~~~~~~~~~~~~~~~ - // CHECK:STDERR: + Cpp.C.F(Cpp.C.a); Cpp.C.F(Cpp.C.b); - // CHECK:STDERR: fail_todo_5891_pass_as_arg.carbon:[[@LINE+7]]:3: error: no matching function for call to `F` [CppOverloadingNoViableFunctionFound] - // CHECK:STDERR: Cpp.C.F(Cpp.C.c); - // CHECK:STDERR: ^~~~~~~~~~~~~~~~ - // CHECK:STDERR: fail_todo_5891_pass_as_arg.carbon:[[@LINE+4]]:3: note: in call to Cpp function here [InCallToCppFunction] - // CHECK:STDERR: Cpp.C.F(Cpp.C.c); - // CHECK:STDERR: ^~~~~~~~~~~~~~~~ - // CHECK:STDERR: Cpp.C.F(Cpp.C.c); - // CHECK:STDERR: fail_todo_5891_pass_as_arg.carbon:[[@LINE+7]]:3: error: no matching function for call to `F` [CppOverloadingNoViableFunctionFound] - // CHECK:STDERR: Cpp.C.F(Cpp.C.E.a); - // CHECK:STDERR: ^~~~~~~~~~~~~~~~~~ - // CHECK:STDERR: fail_todo_5891_pass_as_arg.carbon:[[@LINE+4]]:3: note: in call to Cpp function here [InCallToCppFunction] - // CHECK:STDERR: Cpp.C.F(Cpp.C.E.a); - // CHECK:STDERR: ^~~~~~~~~~~~~~~~~~ - // CHECK:STDERR: Cpp.C.F(Cpp.C.E.a); - // CHECK:STDERR: fail_todo_5891_pass_as_arg.carbon:[[@LINE+7]]:3: error: no matching function for call to `F` [CppOverloadingNoViableFunctionFound] - // CHECK:STDERR: Cpp.C.F(Cpp.C.E.b); - // CHECK:STDERR: ^~~~~~~~~~~~~~~~~~ - // CHECK:STDERR: fail_todo_5891_pass_as_arg.carbon:[[@LINE+4]]:3: note: in call to Cpp function here [InCallToCppFunction] - // CHECK:STDERR: Cpp.C.F(Cpp.C.E.b); - // CHECK:STDERR: ^~~~~~~~~~~~~~~~~~ - // CHECK:STDERR: Cpp.C.F(Cpp.C.E.b); - // CHECK:STDERR: fail_todo_5891_pass_as_arg.carbon:[[@LINE+7]]:3: error: no matching function for call to `F` [CppOverloadingNoViableFunctionFound] - // CHECK:STDERR: Cpp.C.F(Cpp.C.E.c); - // CHECK:STDERR: ^~~~~~~~~~~~~~~~~~ - // CHECK:STDERR: fail_todo_5891_pass_as_arg.carbon:[[@LINE+4]]:3: note: in call to Cpp function here [InCallToCppFunction] - // CHECK:STDERR: Cpp.C.F(Cpp.C.E.c); - // CHECK:STDERR: ^~~~~~~~~~~~~~~~~~ - // CHECK:STDERR: Cpp.C.F(Cpp.C.E.c); } -// --- fail_todo_5891_convert.carbon +// --- convert.carbon library "[[@TEST_NAME]]"; @@ -91,13 +55,6 @@ fn ConvertEnumToI16(e: Cpp.C.E) { } fn ConvertI16ToEnum(n: i16) { - // CHECK:STDERR: fail_todo_5891_convert.carbon:[[@LINE+7]]:3: error: no matching function for call to `F` [CppOverloadingNoViableFunctionFound] - // CHECK:STDERR: Cpp.C.F(n as Cpp.C.E); - // CHECK:STDERR: ^~~~~~~~~~~~~~~~~~~~~ - // CHECK:STDERR: fail_todo_5891_convert.carbon:[[@LINE+4]]:3: note: in call to Cpp function here [InCallToCppFunction] - // CHECK:STDERR: Cpp.C.F(n as Cpp.C.E); - // CHECK:STDERR: ^~~~~~~~~~~~~~~~~~~~~ - // CHECK:STDERR: Cpp.C.F(n as Cpp.C.E); } @@ -111,7 +68,7 @@ enum Bits { void Take(Bits b); -// --- fail_todo_use_5891_bitmask.carbon +// --- use_bitmask.carbon library "[[@TEST_NAME]]"; @@ -122,12 +79,191 @@ import Cpp library "bitmask.h"; fn BitOr(a: Cpp.Bits, b: Cpp.Bits) -> Cpp.Bits = "int.or"; fn Call() { - // CHECK:STDERR: fail_todo_use_5891_bitmask.carbon:[[@LINE+7]]:3: error: no matching function for call to `Take` [CppOverloadingNoViableFunctionFound] - // CHECK:STDERR: Cpp.Take(BitOr(Cpp.A, Cpp.C)); - // CHECK:STDERR: ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~ - // CHECK:STDERR: fail_todo_use_5891_bitmask.carbon:[[@LINE+4]]:3: note: in call to Cpp function here [InCallToCppFunction] - // CHECK:STDERR: Cpp.Take(BitOr(Cpp.A, Cpp.C)); - // CHECK:STDERR: ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~ - // CHECK:STDERR: Cpp.Take(BitOr(Cpp.A, Cpp.C)); } + +// CHECK:STDOUT: ; ModuleID = 'pass_as_arg.carbon' +// CHECK:STDOUT: source_filename = "pass_as_arg.carbon" +// CHECK:STDOUT: target datalayout = "e-m:e-p270:32:32-p271:32:32-p272:64:64-i64:64-i128:128-f80:128-n8:16:32:64-S128" +// CHECK:STDOUT: target triple = "x86_64-unknown-linux-gnu" +// CHECK:STDOUT: +// CHECK:STDOUT: define void @_CPass.Main() !dbg !7 { +// CHECK:STDOUT: entry: +// CHECK:STDOUT: %.loc7_16.1.temp = alloca i16, align 2, !dbg !10 +// CHECK:STDOUT: %.loc8_16.1.temp = alloca i16, align 2, !dbg !11 +// CHECK:STDOUT: %.loc9_16.1.temp = alloca i16, align 2, !dbg !12 +// CHECK:STDOUT: %.loc10_16.1.temp = alloca i16, align 2, !dbg !13 +// CHECK:STDOUT: %.loc11_18.1.temp = alloca i16, align 2, !dbg !14 +// CHECK:STDOUT: %.loc12_18.1.temp = alloca i16, align 2, !dbg !15 +// CHECK:STDOUT: %.loc13_18.1.temp = alloca i16, align 2, !dbg !16 +// CHECK:STDOUT: call void @llvm.lifetime.start.p0(ptr %.loc7_16.1.temp), !dbg !10 +// CHECK:STDOUT: store i16 0, ptr %.loc7_16.1.temp, align 2, !dbg !10 +// CHECK:STDOUT: call void @_ZN1C1FENS_1EE.carbon_thunk(ptr %.loc7_16.1.temp), !dbg !17 +// CHECK:STDOUT: call void @llvm.lifetime.start.p0(ptr %.loc8_16.1.temp), !dbg !11 +// CHECK:STDOUT: store i16 0, ptr %.loc8_16.1.temp, align 2, !dbg !11 +// CHECK:STDOUT: call void @_ZN1C1FENS_1EE.carbon_thunk(ptr %.loc8_16.1.temp), !dbg !18 +// CHECK:STDOUT: call void @llvm.lifetime.start.p0(ptr %.loc9_16.1.temp), !dbg !12 +// CHECK:STDOUT: store i16 7, ptr %.loc9_16.1.temp, align 2, !dbg !12 +// CHECK:STDOUT: call void @_ZN1C1FENS_1EE.carbon_thunk(ptr %.loc9_16.1.temp), !dbg !19 +// CHECK:STDOUT: call void @llvm.lifetime.start.p0(ptr %.loc10_16.1.temp), !dbg !13 +// CHECK:STDOUT: store i16 8, ptr %.loc10_16.1.temp, align 2, !dbg !13 +// CHECK:STDOUT: call void @_ZN1C1FENS_1EE.carbon_thunk(ptr %.loc10_16.1.temp), !dbg !20 +// CHECK:STDOUT: call void @llvm.lifetime.start.p0(ptr %.loc11_18.1.temp), !dbg !14 +// CHECK:STDOUT: store i16 0, ptr %.loc11_18.1.temp, align 2, !dbg !14 +// CHECK:STDOUT: call void @_ZN1C1FENS_1EE.carbon_thunk(ptr %.loc11_18.1.temp), !dbg !21 +// CHECK:STDOUT: call void @llvm.lifetime.start.p0(ptr %.loc12_18.1.temp), !dbg !15 +// CHECK:STDOUT: store i16 7, ptr %.loc12_18.1.temp, align 2, !dbg !15 +// CHECK:STDOUT: call void @_ZN1C1FENS_1EE.carbon_thunk(ptr %.loc12_18.1.temp), !dbg !22 +// CHECK:STDOUT: call void @llvm.lifetime.start.p0(ptr %.loc13_18.1.temp), !dbg !16 +// CHECK:STDOUT: store i16 8, ptr %.loc13_18.1.temp, align 2, !dbg !16 +// CHECK:STDOUT: call void @_ZN1C1FENS_1EE.carbon_thunk(ptr %.loc13_18.1.temp), !dbg !23 +// CHECK:STDOUT: ret void, !dbg !24 +// CHECK:STDOUT: } +// CHECK:STDOUT: +// CHECK:STDOUT: declare void @_ZN1C1FENS_1EE(i16) +// CHECK:STDOUT: +// CHECK:STDOUT: ; Function Attrs: nocallback nofree nosync nounwind willreturn memory(argmem: readwrite) +// CHECK:STDOUT: declare void @llvm.lifetime.start.p0(ptr captures(none)) #0 +// CHECK:STDOUT: +// CHECK:STDOUT: ; Function Attrs: alwaysinline mustprogress +// CHECK:STDOUT: define dso_local void @_ZN1C1FENS_1EE.carbon_thunk(ptr %0) #1 { +// CHECK:STDOUT: entry: +// CHECK:STDOUT: %.addr = alloca ptr, align 8 +// CHECK:STDOUT: store ptr %0, ptr %.addr, align 8 +// CHECK:STDOUT: %1 = load ptr, ptr %.addr, align 8 +// CHECK:STDOUT: %2 = load i16, ptr %1, align 2 +// CHECK:STDOUT: call void @_ZN1C1FENS_1EE(i16 signext %2) +// CHECK:STDOUT: ret void +// CHECK:STDOUT: } +// CHECK:STDOUT: +// CHECK:STDOUT: ; uselistorder directives +// CHECK:STDOUT: uselistorder ptr @llvm.lifetime.start.p0, { 6, 5, 4, 3, 2, 1, 0 } +// CHECK:STDOUT: +// CHECK:STDOUT: attributes #0 = { nocallback nofree nosync nounwind willreturn memory(argmem: readwrite) } +// CHECK:STDOUT: attributes #1 = { alwaysinline mustprogress "min-legal-vector-width"="0" "no-trapping-math"="true" "stack-protector-buffer-size"="0" "target-cpu"="x86-64" "target-features"="+cmov,+cx8,+fxsr,+mmx,+sse,+sse2,+x87" "tune-cpu"="generic" } +// CHECK:STDOUT: +// CHECK:STDOUT: !llvm.module.flags = !{!0, !1, !2, !3, !4} +// CHECK:STDOUT: !llvm.dbg.cu = !{!5} +// CHECK:STDOUT: +// CHECK:STDOUT: !0 = !{i32 7, !"Dwarf Version", i32 5} +// CHECK:STDOUT: !1 = !{i32 2, !"Debug Info Version", i32 3} +// CHECK:STDOUT: !2 = !{i32 1, !"wchar_size", i32 4} +// CHECK:STDOUT: !3 = !{i32 8, !"PIC Level", i32 0} +// CHECK:STDOUT: !4 = !{i32 7, !"PIE Level", i32 2} +// CHECK:STDOUT: !5 = distinct !DICompileUnit(language: DW_LANG_C, file: !6, producer: "carbon", isOptimized: false, runtimeVersion: 0, emissionKind: FullDebug) +// CHECK:STDOUT: !6 = !DIFile(filename: "pass_as_arg.carbon", directory: "") +// CHECK:STDOUT: !7 = distinct !DISubprogram(name: "Pass", linkageName: "_CPass.Main", scope: null, file: !6, line: 6, type: !8, spFlags: DISPFlagDefinition, unit: !5) +// CHECK:STDOUT: !8 = !DISubroutineType(types: !9) +// CHECK:STDOUT: !9 = !{} +// CHECK:STDOUT: !10 = !DILocation(line: 7, column: 11, scope: !7) +// CHECK:STDOUT: !11 = !DILocation(line: 8, column: 11, scope: !7) +// CHECK:STDOUT: !12 = !DILocation(line: 9, column: 11, scope: !7) +// CHECK:STDOUT: !13 = !DILocation(line: 10, column: 11, scope: !7) +// CHECK:STDOUT: !14 = !DILocation(line: 11, column: 11, scope: !7) +// CHECK:STDOUT: !15 = !DILocation(line: 12, column: 11, scope: !7) +// CHECK:STDOUT: !16 = !DILocation(line: 13, column: 11, scope: !7) +// CHECK:STDOUT: !17 = !DILocation(line: 7, column: 3, scope: !7) +// CHECK:STDOUT: !18 = !DILocation(line: 8, column: 3, scope: !7) +// CHECK:STDOUT: !19 = !DILocation(line: 9, column: 3, scope: !7) +// CHECK:STDOUT: !20 = !DILocation(line: 10, column: 3, scope: !7) +// CHECK:STDOUT: !21 = !DILocation(line: 11, column: 3, scope: !7) +// CHECK:STDOUT: !22 = !DILocation(line: 12, column: 3, scope: !7) +// CHECK:STDOUT: !23 = !DILocation(line: 13, column: 3, scope: !7) +// CHECK:STDOUT: !24 = !DILocation(line: 6, column: 1, scope: !7) +// CHECK:STDOUT: ; ModuleID = 'convert.carbon' +// CHECK:STDOUT: source_filename = "convert.carbon" +// CHECK:STDOUT: target datalayout = "e-m:e-p270:32:32-p271:32:32-p272:64:64-i64:64-i128:128-f80:128-n8:16:32:64-S128" +// CHECK:STDOUT: target triple = "x86_64-unknown-linux-gnu" +// CHECK:STDOUT: +// CHECK:STDOUT: declare void @_CTakeI16.Main(i16) +// CHECK:STDOUT: +// CHECK:STDOUT: define void @_CPassEnum.Main() !dbg !7 { +// CHECK:STDOUT: entry: +// CHECK:STDOUT: call void @_CTakeI16.Main(i16 7), !dbg !10 +// CHECK:STDOUT: ret void, !dbg !11 +// CHECK:STDOUT: } +// CHECK:STDOUT: +// CHECK:STDOUT: define void @_CConvertEnumToI16.Main(i16 %e) !dbg !12 { +// CHECK:STDOUT: entry: +// CHECK:STDOUT: call void @_CTakeI16.Main(i16 %e), !dbg !13 +// CHECK:STDOUT: ret void, !dbg !14 +// CHECK:STDOUT: } +// CHECK:STDOUT: +// CHECK:STDOUT: define void @_CConvertI16ToEnum.Main(i16 %n) !dbg !15 { +// CHECK:STDOUT: entry: +// CHECK:STDOUT: %.loc17_13.3.temp = alloca i16, align 2, !dbg !16 +// CHECK:STDOUT: call void @llvm.lifetime.start.p0(ptr %.loc17_13.3.temp), !dbg !16 +// CHECK:STDOUT: store i16 %n, ptr %.loc17_13.3.temp, align 2, !dbg !16 +// CHECK:STDOUT: call void @_ZN1C1FENS_1EE.carbon_thunk(ptr %.loc17_13.3.temp), !dbg !17 +// CHECK:STDOUT: ret void, !dbg !18 +// CHECK:STDOUT: } +// CHECK:STDOUT: +// CHECK:STDOUT: declare void @_ZN1C1FENS_1EE(i16) +// CHECK:STDOUT: +// CHECK:STDOUT: ; Function Attrs: nocallback nofree nosync nounwind willreturn memory(argmem: readwrite) +// CHECK:STDOUT: declare void @llvm.lifetime.start.p0(ptr captures(none)) #0 +// CHECK:STDOUT: +// CHECK:STDOUT: ; Function Attrs: alwaysinline mustprogress +// CHECK:STDOUT: define dso_local void @_ZN1C1FENS_1EE.carbon_thunk(ptr %0) #1 { +// CHECK:STDOUT: entry: +// CHECK:STDOUT: %.addr = alloca ptr, align 8 +// CHECK:STDOUT: store ptr %0, ptr %.addr, align 8 +// CHECK:STDOUT: %1 = load ptr, ptr %.addr, align 8 +// CHECK:STDOUT: %2 = load i16, ptr %1, align 2 +// CHECK:STDOUT: call void @_ZN1C1FENS_1EE(i16 signext %2) +// CHECK:STDOUT: ret void +// CHECK:STDOUT: } +// CHECK:STDOUT: +// CHECK:STDOUT: attributes #0 = { nocallback nofree nosync nounwind willreturn memory(argmem: readwrite) } +// CHECK:STDOUT: attributes #1 = { alwaysinline mustprogress "min-legal-vector-width"="0" "no-trapping-math"="true" "stack-protector-buffer-size"="0" "target-cpu"="x86-64" "target-features"="+cmov,+cx8,+fxsr,+mmx,+sse,+sse2,+x87" "tune-cpu"="generic" } +// CHECK:STDOUT: +// CHECK:STDOUT: !llvm.module.flags = !{!0, !1, !2, !3, !4} +// CHECK:STDOUT: !llvm.dbg.cu = !{!5} +// CHECK:STDOUT: +// CHECK:STDOUT: !0 = !{i32 7, !"Dwarf Version", i32 5} +// CHECK:STDOUT: !1 = !{i32 2, !"Debug Info Version", i32 3} +// CHECK:STDOUT: !2 = !{i32 1, !"wchar_size", i32 4} +// CHECK:STDOUT: !3 = !{i32 8, !"PIC Level", i32 0} +// CHECK:STDOUT: !4 = !{i32 7, !"PIE Level", i32 2} +// CHECK:STDOUT: !5 = distinct !DICompileUnit(language: DW_LANG_C, file: !6, producer: "carbon", isOptimized: false, runtimeVersion: 0, emissionKind: FullDebug) +// CHECK:STDOUT: !6 = !DIFile(filename: "convert.carbon", directory: "") +// CHECK:STDOUT: !7 = distinct !DISubprogram(name: "PassEnum", linkageName: "_CPassEnum.Main", scope: null, file: !6, line: 8, type: !8, spFlags: DISPFlagDefinition, unit: !5) +// CHECK:STDOUT: !8 = !DISubroutineType(types: !9) +// CHECK:STDOUT: !9 = !{} +// CHECK:STDOUT: !10 = !DILocation(line: 9, column: 3, scope: !7) +// CHECK:STDOUT: !11 = !DILocation(line: 8, column: 1, scope: !7) +// CHECK:STDOUT: !12 = distinct !DISubprogram(name: "ConvertEnumToI16", linkageName: "_CConvertEnumToI16.Main", scope: null, file: !6, line: 12, type: !8, spFlags: DISPFlagDefinition, unit: !5) +// CHECK:STDOUT: !13 = !DILocation(line: 13, column: 3, scope: !12) +// CHECK:STDOUT: !14 = !DILocation(line: 12, column: 1, scope: !12) +// CHECK:STDOUT: !15 = distinct !DISubprogram(name: "ConvertI16ToEnum", linkageName: "_CConvertI16ToEnum.Main", scope: null, file: !6, line: 16, type: !8, spFlags: DISPFlagDefinition, unit: !5) +// CHECK:STDOUT: !16 = !DILocation(line: 17, column: 11, scope: !15) +// CHECK:STDOUT: !17 = !DILocation(line: 17, column: 3, scope: !15) +// CHECK:STDOUT: !18 = !DILocation(line: 16, column: 1, scope: !15) +// CHECK:STDOUT: ; ModuleID = 'use_bitmask.carbon' +// CHECK:STDOUT: source_filename = "use_bitmask.carbon" +// CHECK:STDOUT: target datalayout = "e-m:e-p270:32:32-p271:32:32-p272:64:64-i64:64-i128:128-f80:128-n8:16:32:64-S128" +// CHECK:STDOUT: target triple = "x86_64-unknown-linux-gnu" +// CHECK:STDOUT: +// CHECK:STDOUT: define void @_CCall.Main() !dbg !7 { +// CHECK:STDOUT: entry: +// CHECK:STDOUT: call void @_Z4Take4Bits(i32 5), !dbg !10 +// CHECK:STDOUT: ret void, !dbg !11 +// CHECK:STDOUT: } +// CHECK:STDOUT: +// CHECK:STDOUT: declare void @_Z4Take4Bits(i32) +// CHECK:STDOUT: +// CHECK:STDOUT: !llvm.module.flags = !{!0, !1, !2, !3, !4} +// CHECK:STDOUT: !llvm.dbg.cu = !{!5} +// CHECK:STDOUT: +// CHECK:STDOUT: !0 = !{i32 7, !"Dwarf Version", i32 5} +// CHECK:STDOUT: !1 = !{i32 2, !"Debug Info Version", i32 3} +// CHECK:STDOUT: !2 = !{i32 1, !"wchar_size", i32 4} +// CHECK:STDOUT: !3 = !{i32 8, !"PIC Level", i32 0} +// CHECK:STDOUT: !4 = !{i32 7, !"PIE Level", i32 2} +// CHECK:STDOUT: !5 = distinct !DICompileUnit(language: DW_LANG_C, file: !6, producer: "carbon", isOptimized: false, runtimeVersion: 0, emissionKind: FullDebug) +// CHECK:STDOUT: !6 = !DIFile(filename: "use_bitmask.carbon", directory: "") +// CHECK:STDOUT: !7 = distinct !DISubprogram(name: "Call", linkageName: "_CCall.Main", scope: null, file: !6, line: 10, type: !8, spFlags: DISPFlagDefinition, unit: !5) +// CHECK:STDOUT: !8 = !DISubroutineType(types: !9) +// CHECK:STDOUT: !9 = !{} +// CHECK:STDOUT: !10 = !DILocation(line: 11, column: 3, scope: !7) +// CHECK:STDOUT: !11 = !DILocation(line: 10, column: 1, scope: !7)