carbon-lang/toolchain/lower/testdata/global/class_with_fun.carbon

// Part of the Carbon Language project, under the Apache License v2.0 with LLVM
// Exceptions. See /LICENSE for license information.
// SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
//
// INCLUDE-FILE: toolchain/testing/testdata/min_prelude/convert.carbon
//
// AUTOUPDATE
// TIP: To test this file alone, run:
// TIP:   bazel test //toolchain/testing:file_test --test_arg=--file_tests=toolchain/lower/testdata/global/class_with_fun.carbon
// TIP: To dump output, run:
// TIP:   bazel run //toolchain/testing:file_test -- --dump_output --file_tests=toolchain/lower/testdata/global/class_with_fun.carbon
class A {}

fn ret_a() -> A {
  return {};
}

var a: A = {};

// CHECK:STDOUT: ; ModuleID = 'class_with_fun.carbon'
// CHECK:STDOUT: source_filename = "class_with_fun.carbon"
// CHECK:STDOUT:
// CHECK:STDOUT: @_Ca.Main = global {} zeroinitializer
// CHECK:STDOUT: @A.val.loc15_12 = internal constant {} zeroinitializer
// CHECK:STDOUT: @llvm.global_ctors = appending global [1 x { i32, ptr, ptr }] [{ i32, ptr, ptr } { i32 0, ptr @_C__global_init.Main, ptr null }]
// CHECK:STDOUT:
// CHECK:STDOUT: ; Function Attrs: nounwind
// CHECK:STDOUT: define void @_Cret_a.Main(ptr sret({}) %return) #0 !dbg !4 {
// CHECK:STDOUT: entry:
// CHECK:STDOUT:   call void @llvm.memcpy.p0.p0.i64(ptr align 1 %return, ptr align 1 @A.val.loc15_12, i64 0, i1 false), !dbg !8
// CHECK:STDOUT:   ret void, !dbg !8
// CHECK:STDOUT: }
// CHECK:STDOUT:
// CHECK:STDOUT: ; Function Attrs: nocallback nofree nounwind willreturn memory(argmem: readwrite)
// CHECK:STDOUT: declare void @llvm.memcpy.p0.p0.i64(ptr noalias writeonly captures(none), ptr noalias readonly captures(none), i64, i1 immarg) #1
// CHECK:STDOUT:
// CHECK:STDOUT: ; Function Attrs: nounwind
// CHECK:STDOUT: define internal void @_C__global_init.Main() #0 !dbg !9 {
// CHECK:STDOUT: entry:
// CHECK:STDOUT:   call void @llvm.memcpy.p0.p0.i64(ptr align 1 @_Ca.Main, ptr align 1 @A.val.loc15_12, i64 0, i1 false), !dbg !12
// CHECK:STDOUT:   ret void, !dbg !13
// CHECK:STDOUT: }
// CHECK:STDOUT:
// CHECK:STDOUT: attributes #0 = { nounwind }
// CHECK:STDOUT: attributes #1 = { nocallback nofree nounwind willreturn memory(argmem: readwrite) }
// CHECK:STDOUT:
// CHECK:STDOUT: !llvm.module.flags = !{!0, !1}
// CHECK:STDOUT: !llvm.dbg.cu = !{!2}
// CHECK:STDOUT:
// CHECK:STDOUT: !0 = !{i32 7, !"Dwarf Version", i32 5}
// CHECK:STDOUT: !1 = !{i32 2, !"Debug Info Version", i32 3}
// CHECK:STDOUT: !2 = distinct !DICompileUnit(language: DW_LANG_C_plus_plus, file: !3, producer: "carbon", isOptimized: false, runtimeVersion: 0, emissionKind: FullDebug)
// CHECK:STDOUT: !3 = !DIFile(filename: "class_with_fun.carbon", directory: "")
// CHECK:STDOUT: !4 = distinct !DISubprogram(name: "ret_a", linkageName: "_Cret_a.Main", scope: null, file: !3, line: 14, type: !5, spFlags: DISPFlagDefinition, unit: !2)
// CHECK:STDOUT: !5 = !DISubroutineType(types: !6)
// CHECK:STDOUT: !6 = !{!7}
// CHECK:STDOUT: !7 = !DIDerivedType(tag: DW_TAG_pointer_type, baseType: null, size: 8)
// CHECK:STDOUT: !8 = !DILocation(line: 15, column: 3, scope: !4)
// CHECK:STDOUT: !9 = distinct !DISubprogram(name: "__global_init", linkageName: "_C__global_init.Main", scope: null, file: !3, type: !10, spFlags: DISPFlagDefinition, unit: !2)
// CHECK:STDOUT: !10 = !DISubroutineType(types: !11)
// CHECK:STDOUT: !11 = !{null}
// CHECK:STDOUT: !12 = !DILocation(line: 18, column: 1, scope: !9)
// CHECK:STDOUT: !13 = !DILocation(line: 0, scope: !9)