78 lines
		
	
	
		
			2.6 KiB
		
	
	
	
		
			LLVM
		
	
	
	
			
		
		
	
	
			78 lines
		
	
	
		
			2.6 KiB
		
	
	
	
		
			LLVM
		
	
	
	
| ; Verify "no source location" directives appear in appropriate places,
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| ; but don't appear when we explicitly suppress them.
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| ; RUN: llc < %s -o - | FileCheck %s
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| ; RUN: llc < %s -o - -use-unknown-locations=Disable | FileCheck %s --check-prefix=DISABLE
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| 
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| ; Generated from this .cpp targeting linux using -g
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| ; and then removed function attributes as clutter.
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| ;
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| ; void bar(int *);
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| ; void baz(int *);
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| ; # 5 "no-source-loc.cpp"
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| ; void foo(int x) {
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| ;   int z;
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| ;   if (x)
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| ; # 20 "include.h"
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| ;     bar(&z);
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| ; # 10 "no-source-loc.cpp"
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| ;   baz(&z);
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| ; }
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| 
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| target datalayout = "e-m:e-i64:64-f80:128-n8:16:32:64-S128"
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| target triple = "x86_64-unknown-linux-gnu"
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| 
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| ; Function Attrs: uwtable
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| define void @_Z3fooi(i32 %x) !dbg !6 {
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| entry:
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|   %x.addr = alloca i32, align 4
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|   %z = alloca i32, align 4
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|   store i32 %x, i32* %x.addr, align 4
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|   %0 = load i32, i32* %x.addr, align 4, !dbg !8
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|   %tobool = icmp ne i32 %0, 0, !dbg !8
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|   br i1 %tobool, label %if.then, label %if.end, !dbg !8
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| 
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| if.then:                                          ; preds = %entry
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|   call void @_Z3barPi(i32* %z), !dbg !9
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|   br label %if.end, !dbg !9
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| 
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| if.end:                                           ; preds = %if.then, %entry
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|   call void @_Z3bazPi(i32* %z), !dbg !12
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|   ret void, !dbg !14
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| }
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| 
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| ; CHECK:      .loc 1 7 7
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| ; CHECK-NOT:  .loc
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| ; CHECK:      .loc 1 0 7 is_stmt 0
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| ; CHECK-NOT:  .loc
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| ; CHECK:      .loc 2 20 5 is_stmt 1
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| ; CHECK:      .LBB0_2:
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| ; CHECK-NEXT: .loc 2 0 5 is_stmt 0
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| ; CHECK-NOT:  .loc
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| ; CHECK:      .loc 1 10 3 is_stmt 1
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| ;
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| ; DISABLE-NOT: .loc 1 0
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| 
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| declare void @_Z3barPi(i32*)
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| 
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| declare void @_Z3bazPi(i32*)
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| 
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| !llvm.dbg.cu = !{!0}
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| !llvm.module.flags = !{!3, !4}
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| !llvm.ident = !{!5}
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| 
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| !0 = distinct !DICompileUnit(language: DW_LANG_C_plus_plus, file: !1, producer: "clang version 4.0.0 (trunk 278782)", isOptimized: false, runtimeVersion: 0, emissionKind: LineTablesOnly, enums: !2)
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| !1 = !DIFile(filename: "no-source-loc.cpp", directory: "/tests")
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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 = !{!"clang version 4.0.0 (trunk 278782)"}
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| !6 = distinct !DISubprogram(name: "foo", scope: !1, file: !1, line: 5, type: !7, isLocal: false, isDefinition: true, scopeLine: 5, flags: DIFlagPrototyped, isOptimized: false, unit: !0, variables: !2)
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| !7 = !DISubroutineType(types: !2)
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| !8 = !DILocation(line: 7, column: 7, scope: !6)
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| !9 = !DILocation(line: 20, column: 5, scope: !10)
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| !10 = !DILexicalBlockFile(scope: !6, file: !11, discriminator: 0)
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| !11 = !DIFile(filename: "include.h", directory: "/tests")
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| !12 = !DILocation(line: 10, column: 3, scope: !13)
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| !13 = !DILexicalBlockFile(scope: !6, file: !1, discriminator: 0)
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| !14 = !DILocation(line: 11, column: 1, scope: !13)
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