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55 lines
2.4 KiB
LLVM
55 lines
2.4 KiB
LLVM
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; RUN: opt -S -asan -asan-skip-promotable-allocas=0 %s -o - | FileCheck %s
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; Generated from:
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; int bar(int y) {
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; return y + 2;
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; }
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source_filename = "/tmp/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-macosx10.13.0"
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; Function Attrs: noinline nounwind optnone sanitize_address ssp uwtable
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define i32 @foo(i32 %i) #0 !dbg !8 {
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entry:
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%i.addr = alloca i32, align 4
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store i32 %i, i32* %i.addr, align 4
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call void @llvm.dbg.declare(metadata i32* %i.addr, metadata !12, metadata !DIExpression()), !dbg !13
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; CHECK: %asan_local_stack_base = alloca i64
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; CHECK: %[[ALLOCA:.*]] = ptrtoint i8* %MyAlloca to i64
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; CHECK: %[[PHI:.*]] = phi i64 {{.*}} %[[ALLOCA]],
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; CHECK: store i64 %[[PHI]], i64* %asan_local_stack_base, !dbg
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; CHECK: call void @llvm.dbg.declare(metadata i64* %asan_local_stack_base, metadata !13, metadata !DIExpression(DW_OP_deref, DW_OP_plus_uconst, 32)), !dbg !14
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%0 = load i32, i32* %i.addr, align 4, !dbg !14
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%add = add nsw i32 %0, 2, !dbg !15
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ret i32 %add, !dbg !16
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}
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; Function Attrs: nounwind readnone speculatable
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declare void @llvm.dbg.declare(metadata, metadata, metadata) #1
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attributes #0 = { noinline nounwind optnone sanitize_address ssp uwtable }
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attributes #1 = { nounwind readnone speculatable }
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!llvm.dbg.cu = !{!0}
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!llvm.module.flags = !{!3, !4, !5, !6}
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!llvm.ident = !{!7}
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!0 = distinct !DICompileUnit(language: DW_LANG_C99, file: !1, producer: "clang version 6.0.0 (trunk 320115) (llvm/trunk 320116)", isOptimized: false, runtimeVersion: 0, emissionKind: FullDebug, enums: !2)
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!1 = !DIFile(filename: "/tmp/t.c", directory: "/Data/llvm")
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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, !"wchar_size", i32 4}
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!6 = !{i32 7, !"PIC Level", i32 2}
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!7 = !{!"clang version 6.0.0 (trunk 320115) (llvm/trunk 320116)"}
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!8 = distinct !DISubprogram(name: "foo", scope: !1, file: !1, line: 1, type: !9, isLocal: false, isDefinition: true, scopeLine: 1, flags: DIFlagPrototyped, isOptimized: false, unit: !0, variables: !2)
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!9 = !DISubroutineType(types: !10)
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!10 = !{!11, !11}
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!11 = !DIBasicType(name: "int", size: 32, encoding: DW_ATE_signed)
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!12 = !DILocalVariable(name: "i", arg: 1, scope: !8, file: !1, line: 1, type: !11)
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!13 = !DILocation(line: 1, column: 13, scope: !8)
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!14 = !DILocation(line: 2, column: 10, scope: !8)
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!15 = !DILocation(line: 2, column: 12, scope: !8)
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!16 = !DILocation(line: 2, column: 3, scope: !8)
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