75 lines
		
	
	
		
			3.7 KiB
		
	
	
	
		
			LLVM
		
	
	
	
			
		
		
	
	
			75 lines
		
	
	
		
			3.7 KiB
		
	
	
	
		
			LLVM
		
	
	
	
| ; RUN: llc -filetype=obj -o %t.o %s
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| ; RUN: llvm-dwarfdump -debug-dump=info %t.o | FileCheck %s
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| 
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| ; Testcase generated using 'clang -g -O2 -S -emit-llvm' from the following:
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| ;; void sink(void);
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| ;; static __attribute__((always_inline)) void bar(int a) { sink(); }
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| ;; void foo(void) {
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| ;;   bar(0);
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| ;;   bar(0);
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| ;; }
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| 
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| ; Check that we have formal parameters for 'a' in both inlined subroutines.
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| ; CHECK:       DW_TAG_inlined_subroutine
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| ; CHECK-NEXT:    DW_AT_abstract_origin {{.*}} "bar"
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| ; CHECK:         DW_TAG_formal_parameter
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| ; CHECK-NEXT:      DW_AT_const_value
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| ; CHECK-NEXT:      DW_AT_abstract_origin {{.*}} "a"
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| ; CHECK:       DW_TAG_inlined_subroutine
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| ; CHECK-NEXT:    DW_AT_abstract_origin {{.*}} "bar"
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| ; CHECK:         DW_TAG_formal_parameter
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| ; CHECK-NEXT:      DW_AT_const_value
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| ; CHECK-NEXT:      DW_AT_abstract_origin {{.*}} "a"
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| 
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| target datalayout = "e-m:o-i64:64-f80:128-n8:16:32:64-S128"
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| target triple = "x86_64-apple-darwin"
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| 
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| ; Function Attrs: nounwind ssp uwtable
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| define void @foo() #0 !dbg !4 {
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| entry:
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|   tail call void @llvm.dbg.value(metadata i32 0, i64 0, metadata !12, metadata !17) #3, !dbg !18
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|   tail call void @sink() #3, !dbg !20
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|   tail call void @llvm.dbg.value(metadata i32 0, i64 0, metadata !12, metadata !17) #3, !dbg !21
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|   tail call void @sink() #3, !dbg !23
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|   ret void, !dbg !24
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| }
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| 
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| declare void @sink() #1
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| 
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| ; Function Attrs: nounwind readnone
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| declare void @llvm.dbg.value(metadata, i64, metadata, metadata) #2
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| 
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| attributes #0 = { nounwind ssp uwtable "less-precise-fpmad"="false" "no-frame-pointer-elim"="true" "no-frame-pointer-elim-non-leaf" "no-infs-fp-math"="false" "no-nans-fp-math"="false" "stack-protector-buffer-size"="8" "target-cpu"="core2" "unsafe-fp-math"="false" "use-soft-float"="false" }
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| attributes #1 = { "less-precise-fpmad"="false" "no-frame-pointer-elim"="true" "no-frame-pointer-elim-non-leaf" "no-infs-fp-math"="false" "no-nans-fp-math"="false" "stack-protector-buffer-size"="8" "target-cpu"="core2" "unsafe-fp-math"="false" "use-soft-float"="false" }
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| attributes #2 = { nounwind readnone }
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| attributes #3 = { nounwind }
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| 
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| !llvm.dbg.cu = !{!0}
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| !llvm.module.flags = !{!13, !14, !15}
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| !llvm.ident = !{!16}
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| 
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| !0 = distinct !DICompileUnit(language: DW_LANG_C99, file: !1, producer: "clang version 3.7.0 (trunk 235110) (llvm/trunk 235108)", isOptimized: true, runtimeVersion: 0, emissionKind: FullDebug, enums: !2, retainedTypes: !2, globals: !2, imports: !2)
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| !1 = !DIFile(filename: "t.c", directory: "/path/to/dir")
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| !2 = !{}
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| !4 = distinct !DISubprogram(name: "foo", scope: !1, file: !1, line: 3, type: !5, isLocal: false, isDefinition: true, scopeLine: 3, flags: DIFlagPrototyped, isOptimized: true, unit: !0, variables: !2)
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| !5 = !DISubroutineType(types: !6)
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| !6 = !{null}
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| !7 = distinct !DISubprogram(name: "bar", scope: !1, file: !1, line: 2, type: !8, isLocal: true, isDefinition: true, scopeLine: 2, flags: DIFlagPrototyped, isOptimized: true, unit: !0, variables: !11)
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| !8 = !DISubroutineType(types: !9)
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| !9 = !{null, !10}
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| !10 = !DIBasicType(name: "int", size: 32, align: 32, encoding: DW_ATE_signed)
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| !11 = !{!12}
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| !12 = !DILocalVariable(name: "a", arg: 1, scope: !7, file: !1, line: 2, type: !10)
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| !13 = !{i32 2, !"Dwarf Version", i32 2}
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| !14 = !{i32 2, !"Debug Info Version", i32 3}
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| !15 = !{i32 1, !"PIC Level", i32 2}
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| !16 = !{!"clang version 3.7.0 (trunk 235110) (llvm/trunk 235108)"}
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| !17 = !DIExpression()
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| !18 = !DILocation(line: 2, column: 52, scope: !7, inlinedAt: !19)
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| !19 = distinct !DILocation(line: 4, column: 3, scope: !4)
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| !20 = !DILocation(line: 2, column: 57, scope: !7, inlinedAt: !19)
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| !21 = !DILocation(line: 2, column: 52, scope: !7, inlinedAt: !22)
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| !22 = distinct !DILocation(line: 5, column: 3, scope: !4)
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| !23 = !DILocation(line: 2, column: 57, scope: !7, inlinedAt: !22)
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| !24 = !DILocation(line: 6, column: 1, scope: !4)
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