60 lines
		
	
	
		
			2.8 KiB
		
	
	
	
		
			LLVM
		
	
	
	
			
		
		
	
	
			60 lines
		
	
	
		
			2.8 KiB
		
	
	
	
		
			LLVM
		
	
	
	
| ; RUN: llvm-as < %s -o %t
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| ; RUN: llvm-dis < %t -o - | FileCheck %s
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| ; Created at -O1 from:
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| ; int sink(int);
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| ; __attribute__((always_inline)) int f(int i) { return sink(i); }
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| ; __attribute__((always_inline)) int g(int j) { return sink(j); }
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| ; __attribute__((nodebug)) int nodebug(int k) { return f(k)+g(k); }
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| source_filename = "t.c"
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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-macosx10.12.0"
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| 
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| declare i32 @sink(i32) local_unnamed_addr
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| 
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| define i32 @nodebug(i32 %k) local_unnamed_addr #2 {
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| entry:
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| ; This should not set off the FnArg Verifier. The two variables are in differrent scopes.
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|   tail call void @llvm.dbg.value(metadata i32 %k, i64 0, metadata !12, metadata !13) #4, !dbg !14
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|   %call.k = tail call i32 @sink(i32 %k) #4, !dbg !15
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|   tail call void @llvm.dbg.value(metadata i32 %k, i64 0, metadata !19, metadata !13) #4, !dbg !20
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|   %call.k3 = tail call i32 @sink(i32 %k) #4, !dbg !21
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|   %add = add nsw i32 %call.k3, %call.k
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|   ret i32 %add
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| }
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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) #3
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| 
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| attributes #2 = { nounwind ssp uwtable }
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| attributes #3 = { nounwind readnone }
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| 
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| !llvm.dbg.cu = !{!0}
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| !llvm.module.flags = !{!3, !4, !5}
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| !llvm.ident = !{!6}
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| 
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| !0 = distinct !DICompileUnit(language: DW_LANG_C99, file: !1, producer: "clang version 5.0.0 (trunk 297153) (llvm/trunk 297155)", isOptimized: true, runtimeVersion: 0, emissionKind: FullDebug, enums: !2)
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| !1 = !DIFile(filename: "t.c", directory: "/tmp")
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| !2 = !{}
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| !3 = !{i32 2, !"Dwarf Version", i32 4}
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| !4 = !{i32 2, !"Debug Info Version", i32 3}
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| !5 = !{i32 1, !"PIC Level", i32 2}
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| !6 = !{!"clang version 5.0.0 (trunk 297153) (llvm/trunk 297155)"}
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| !7 = distinct !DISubprogram(name: "f", scope: !1, file: !1, line: 2, type: !8, isLocal: false, isDefinition: true, scopeLine: 2, flags: DIFlagPrototyped, isOptimized: true, unit: !0, retainedNodes: !11)
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| !8 = !DISubroutineType(types: !9)
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| !9 = !{!10, !10}
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| !10 = !DIBasicType(name: "int", size: 32, encoding: DW_ATE_signed)
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| !11 = !{!12}
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| ; CHECK: !DILocalVariable(name: "i", arg: 1
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| !12 = !DILocalVariable(name: "i", arg: 1, scope: !7, file: !1, line: 2, type: !10)
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| !13 = !DIExpression()
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| !14 = !DILocation(line: 2, column: 42, scope: !7)
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| !15 = !DILocation(line: 2, column: 54, scope: !7)
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| !16 = !DILocation(line: 2, column: 47, scope: !7)
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| !17 = distinct !DISubprogram(name: "g", scope: !1, file: !1, line: 3, type: !8, isLocal: false, isDefinition: true, scopeLine: 3, flags: DIFlagPrototyped, isOptimized: true, unit: !0, retainedNodes: !18)
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| !18 = !{!19}
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| ; CHECK: !DILocalVariable(name: "j", arg: 1
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| !19 = !DILocalVariable(name: "j", arg: 1, scope: !17, file: !1, line: 3, type: !10)
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| !20 = !DILocation(line: 3, column: 42, scope: !17)
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| !21 = !DILocation(line: 3, column: 54, scope: !17)
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| !22 = !DILocation(line: 3, column: 47, scope: !17)
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