; ModuleID = 'hi.c' source_filename = "hi.c" target datalayout = "e-m:e-p:32:32-i64:64-n32:64-S128" target triple = "wasm32-unknown-unknown" ; // hi.c: ; extern void foo(int); ; ; int test(int t) { ; return t * t; ; } ; ; int _start() { ; foo(test(10)); ; return 0; ; } ; Function Attrs: nounwind readnone define hidden i32 @test(i32 %t) local_unnamed_addr #0 !dbg !7 { entry: call void @llvm.dbg.value(metadata i32 %t, metadata !12, metadata !DIExpression()), !dbg !13 %mul = mul nsw i32 %t, %t, !dbg !14 ret i32 %mul, !dbg !15 } ; Function Attrs: nounwind define hidden i32 @_start() local_unnamed_addr #1 !dbg !16 { entry: tail call void @foo(i32 100) #4, !dbg !19 ret i32 0, !dbg !20 } declare void @foo(i32) local_unnamed_addr #2 ; Function Attrs: nounwind readnone speculatable declare void @llvm.dbg.value(metadata, metadata, metadata) #3 attributes #0 = { nounwind readnone "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" "unsafe-fp-math"="false" "use-soft-float"="false" } attributes #1 = { 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" "unsafe-fp-math"="false" "use-soft-float"="false" } attributes #2 = { "correctly-rounded-divide-sqrt-fp-math"="false" "disable-tail-calls"="false" "less-precise-fpmad"="false" "frame-pointer"="none" "no-infs-fp-math"="false" "no-nans-fp-math"="false" "no-signed-zeros-fp-math"="false" "no-trapping-math"="false" "stack-protector-buffer-size"="8" "target-cpu"="generic" "unsafe-fp-math"="false" "use-soft-float"="false" } attributes #3 = { nounwind readnone speculatable } attributes #4 = { nounwind } !llvm.dbg.cu = !{!0} !llvm.module.flags = !{!3, !4, !5} !llvm.ident = !{!6} !0 = distinct !DICompileUnit(language: DW_LANG_C99, file: !1, producer: "clang version 7.0.0 (trunk 331321)", isOptimized: true, runtimeVersion: 0, emissionKind: FullDebug, enums: !2) !1 = !DIFile(filename: "hi.c", directory: "/Users/yury/llvmwasm") !2 = !{} !3 = !{i32 2, !"Dwarf Version", i32 4} !4 = !{i32 2, !"Debug Info Version", i32 3} !5 = !{i32 1, !"wchar_size", i32 4} !6 = !{!"clang version 7.0.0 (trunk 331321)"} !7 = distinct !DISubprogram(name: "test", scope: !1, file: !1, line: 3, type: !8, isLocal: false, isDefinition: true, scopeLine: 3, flags: DIFlagPrototyped, isOptimized: true, unit: !0, retainedNodes: !11) !8 = !DISubroutineType(types: !9) !9 = !{!10, !10} !10 = !DIBasicType(name: "int", size: 32, encoding: DW_ATE_signed) !11 = !{!12} !12 = !DILocalVariable(name: "t", arg: 1, scope: !7, file: !1, line: 3, type: !10) !13 = !DILocation(line: 3, column: 14, scope: !7) !14 = !DILocation(line: 4, column: 12, scope: !7) !15 = !DILocation(line: 4, column: 3, scope: !7) !16 = distinct !DISubprogram(name: "_start", scope: !1, file: !1, line: 7, type: !17, isLocal: false, isDefinition: true, scopeLine: 7, isOptimized: true, unit: !0, retainedNodes: !2) !17 = !DISubroutineType(types: !18) !18 = !{!10} !19 = !DILocation(line: 8, column: 3, scope: !16) !20 = !DILocation(line: 9, column: 3, scope: !16)