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1; ModuleID = 'hi_foo.c'2source_filename = "hi_foo.c"3target datalayout = "e-m:e-p:32:32-i64:64-n32:64-S128"4target triple = "wasm32-unknown-unknown"5 6; // hi_foo.c:7; int y[2] = {23, 41};8;9; void foo(int p) {10; y[p & 1]++;11; }12;13; // Will be GCed, but remain visible in debug info14; int z[2] = {1, 2};15 16@y = hidden local_unnamed_addr global [2 x i32] [i32 23, i32 41], align 4, !dbg !017@z = hidden local_unnamed_addr global [2 x i32] [i32 1, i32 2], align 4, !dbg !618 19; Function Attrs: nounwind20define hidden void @foo(i32 %p) local_unnamed_addr #0 !dbg !16 {21entry:22 call void @llvm.dbg.value(metadata i32 %p, metadata !20, metadata !DIExpression()), !dbg !2123 %and = and i32 %p, 1, !dbg !2224 %arrayidx = getelementptr inbounds [2 x i32], ptr @y, i32 0, i32 %and, !dbg !2325 %0 = load i32, ptr %arrayidx, align 4, !dbg !24, !tbaa !2526 %inc = add nsw i32 %0, 1, !dbg !2427 store i32 %inc, ptr %arrayidx, align 4, !dbg !24, !tbaa !2528 ret void, !dbg !2929}30 31; Function Attrs: nounwind readnone speculatable32declare void @llvm.dbg.value(metadata, metadata, metadata) #133 34attributes #0 = { nounwind "correctly-rounded-divide-sqrt-fp-math"="false" "disable-tail-calls"="false" "less-precise-fpmad"="false" "frame-pointer"="none" "no-infs-fp-math"="false" "no-jump-tables"="false" "no-nans-fp-math"="false" "no-signed-zeros-fp-math"="false" "no-trapping-math"="false" "stack-protector-buffer-size"="8" "target-cpu"="generic" "use-soft-float"="false" }35attributes #1 = { nounwind readnone speculatable }36 37!llvm.dbg.cu = !{!2}38!llvm.module.flags = !{!12, !13, !14}39!llvm.ident = !{!15}40 41!0 = !DIGlobalVariableExpression(var: !1, expr: !DIExpression())42!1 = distinct !DIGlobalVariable(name: "y", scope: !2, file: !3, line: 1, type: !8, isLocal: false, isDefinition: true)43!2 = distinct !DICompileUnit(language: DW_LANG_C99, file: !3, producer: "clang version 7.0.0 (trunk 332913) (llvm/trunk 332919)", isOptimized: true, runtimeVersion: 0, emissionKind: FullDebug, enums: !4, globals: !5)44!3 = !DIFile(filename: "hi_foo.c", directory: "/usr/local/google/home/sbc/dev/wasm/llvm-build")45!4 = !{}46!5 = !{!0, !6}47!6 = !DIGlobalVariableExpression(var: !7, expr: !DIExpression())48!7 = distinct !DIGlobalVariable(name: "z", scope: !2, file: !3, line: 8, type: !8, isLocal: false, isDefinition: true)49!8 = !DICompositeType(tag: DW_TAG_array_type, baseType: !9, size: 64, elements: !10)50!9 = !DIBasicType(name: "int", size: 32, encoding: DW_ATE_signed)51!10 = !{!11}52!11 = !DISubrange(count: 2)53!12 = !{i32 2, !"Dwarf Version", i32 4}54!13 = !{i32 2, !"Debug Info Version", i32 3}55!14 = !{i32 1, !"wchar_size", i32 4}56!15 = !{!"clang version 7.0.0 (trunk 332913) (llvm/trunk 332919)"}57!16 = distinct !DISubprogram(name: "foo", scope: !3, file: !3, line: 3, type: !17, isLocal: false, isDefinition: true, scopeLine: 3, flags: DIFlagPrototyped, isOptimized: true, unit: !2, retainedNodes: !19)58!17 = !DISubroutineType(types: !18)59!18 = !{null, !9}60!19 = !{!20}61!20 = !DILocalVariable(name: "p", arg: 1, scope: !16, file: !3, line: 3, type: !9)62!21 = !DILocation(line: 3, column: 14, scope: !16)63!22 = !DILocation(line: 4, column: 7, scope: !16)64!23 = !DILocation(line: 4, column: 3, scope: !16)65!24 = !DILocation(line: 4, column: 11, scope: !16)66!25 = !{!26, !26, i64 0}67!26 = !{!"int", !27, i64 0}68!27 = !{!"omnipotent char", !28, i64 0}69!28 = !{!"Simple C/C++ TBAA"}70!29 = !DILocation(line: 5, column: 1, scope: !16)71