Imported Upstream version 5.18.0.205

Former-commit-id: 7f59f7e792705db773f1caecdaa823092f4e2927

external/llvm/test/Transforms/StripSymbols/strip-dead-debug-info.ll

@@ -0,0 +1,68 @@
+; RUN: opt -strip-dead-debug-info -verify %s -S | FileCheck %s
+
+; CHECK: ModuleID = '{{.*}}'
+; CHECK-NOT: "bar"
+; CHECK-NOT: "abcd"
+; CHECK-NOT: "GCC"
+; CHECK: "Globals"
+; CHECK: "abcd2"
+
+source_filename = "test/Transforms/StripSymbols/strip-dead-debug-info.ll"
+
+@xyz = global i32 2, !dbg !0
+
+; Function Attrs: nounwind readnone
+declare void @llvm.dbg.value(metadata, metadata, metadata) #0
+
+; Function Attrs: nounwind readnone ssp
+define i32 @fn() #1 !dbg !10 {
+entry:
+  ret i32 0, !dbg !13
+}
+
+; Function Attrs: nounwind readonly ssp
+define i32 @foo(i32 %i) #2 !dbg !15 {
+entry:
+  tail call void @llvm.dbg.value(metadata i32 %i, metadata !18, metadata !19), !dbg !20
+  %.0 = load i32, i32* @xyz, align 4, !dbg !30
+  ret i32 %.0, !dbg !21
+}
+
+attributes #0 = { nounwind readnone }
+attributes #1 = { nounwind readnone ssp }
+attributes #2 = { nounwind readonly ssp }
+
+!llvm.dbg.cu = !{!4, !23, !24, !28}
+!llvm.module.flags = !{!9}
+
+!0 = !DIGlobalVariableExpression(var: !1, expr: !DIExpression())
+!1 = !DIGlobalVariable(name: "xyz", scope: !2, file: !2, line: 3, type: !3, isLocal: false, isDefinition: true)
+!2 = !DIFile(filename: "g.c", directory: "/tmp/")
+!3 = !DIBasicType(name: "int", size: 32, align: 32, encoding: DW_ATE_signed)
+!4 = distinct !DICompileUnit(language: DW_LANG_C89, file: !2, producer: "4.2.1 (Based on Apple Inc. build 5658) (LLVM build)", isOptimized: true, runtimeVersion: 0, emissionKind: FullDebug, enums: !5, retainedTypes: !5, globals: !6)
+!5 = !{}
+!6 = !{!7, !0}
+!7 = !DIGlobalVariableExpression(var: !8, expr: !DIExpression())
+!8 = !DIGlobalVariable(name: "abcd", scope: !2, file: !2, line: 2, type: !3, isLocal: true, isDefinition: true)
+!9 = !{i32 1, !"Debug Info Version", i32 3}
+!10 = distinct !DISubprogram(name: "fn", linkageName: "fn", scope: null, file: !2, line: 6, type: !11, isLocal: false, isDefinition: true, virtualIndex: 6, isOptimized: true, unit: !4)
+!11 = !DISubroutineType(types: !12)
+!12 = !{!3}
+!13 = !DILocation(line: 6, scope: !14)
+!14 = distinct !DILexicalBlock(scope: !10, file: !2, line: 6)
+!15 = distinct !DISubprogram(name: "foo", linkageName: "foo", scope: null, file: !2, line: 7, type: !16, isLocal: false, isDefinition: true, virtualIndex: 6, isOptimized: true, unit: !4)
+!16 = !DISubroutineType(types: !17)
+!17 = !{!3, !3}
+!18 = !DILocalVariable(name: "i", arg: 1, scope: !15, file: !2, line: 7, type: !3)
+!19 = !DIExpression()
+!20 = !DILocation(line: 7, scope: !15)
+!21 = !DILocation(line: 10, scope: !22)
+!22 = distinct !DILexicalBlock(scope: !15, file: !2, line: 7)
+!23 = distinct !DICompileUnit(language: DW_LANG_C89, file: !2, producer: "GCC", isOptimized: true, runtimeVersion: 0, emissionKind: FullDebug, enums: !5, retainedTypes: !5, globals: !5)
+!24 = distinct !DICompileUnit(language: DW_LANG_C89, file: !2, producer: "Globals", isOptimized: true, runtimeVersion: 0, emissionKind: FullDebug, enums: !5, retainedTypes: !5, globals: !25)
+!25 = !{!26}
+!26 = !DIGlobalVariableExpression(var: !27, expr: !DIExpression(DW_OP_constu, 0, DW_OP_stack_value))
+!27 = !DIGlobalVariable(name: "abcd2", scope: !2, file: !2, line: 2, type: !3, isLocal: true, isDefinition: true)
+!28 = distinct !DICompileUnit(language: DW_LANG_C89, file: !2, producer: "InlineTest", isOptimized: true, runtimeVersion: 0, emissionKind: FullDebug, enums: !5, retainedTypes: !5, globals: !5)
+!29 = distinct !DISubprogram(name: "inlinefunc", linkageName: "inlinefunc", scope: null, file: !2, line: 7, type: !16, isLocal: false, isDefinition: true, isOptimized: true, unit: !28)
+!30 = !DILocation(line: 100, scope: !29, inlinedAt: !21)