1 ; RUN: opt -S -passes=asan -asan-use-stack-safety=0 -asan-skip-promotable-allocas=0 %s -o - | FileCheck %s
7 source_filename = "/tmp/t.c"
8 target datalayout = "e-m:o-i64:64-f80:128-n8:16:32:64-S128"
9 target triple = "x86_64-apple-macosx10.13.0"
11 ; Function Attrs: noinline nounwind optnone sanitize_address ssp uwtable
12 define i32 @foo(i32 %i) #0 !dbg !8 {
14 %i.addr = alloca i32, align 4
15 store i32 %i, ptr %i.addr, align 4
16 call void @llvm.dbg.declare(metadata ptr %i.addr, metadata !12, metadata !DIExpression()), !dbg !13
18 ; CHECK: %asan_local_stack_base = alloca i64
19 ; CHECK: %[[ALLOCA:.*]] = ptrtoint ptr %MyAlloca to i64
20 ; CHECK: %[[PHI:.*]] = phi i64 {{.*}} %[[ALLOCA]],
21 ; CHECK: store i64 %[[PHI]], ptr %asan_local_stack_base
22 ; CHECK: #dbg_declare(ptr %asan_local_stack_base, [[VAR_I:![0-9]+]], !DIExpression(DW_OP_deref, DW_OP_plus_uconst, 32), [[LOC_I:![0-9]+]]
23 %0 = load i32, ptr %i.addr, align 4, !dbg !14
24 %add = add nsw i32 %0, 2, !dbg !15
25 ret i32 %add, !dbg !16
28 ; CHECK: [[SCOPE:![0-9]+]] = distinct !DISubprogram(name: "foo"
29 ; CHECK: [[VAR_I]] = !DILocalVariable(name: "i", arg: 1, scope: [[SCOPE]]
30 ; CHECK: [[LOC_I]] = !DILocation(line: 1, column: 13, scope: [[SCOPE]]
32 ; Function Attrs: nounwind readnone speculatable
33 declare void @llvm.dbg.declare(metadata, metadata, metadata) #1
35 attributes #0 = { noinline nounwind optnone sanitize_address ssp uwtable }
36 attributes #1 = { nounwind readnone speculatable }
39 !llvm.module.flags = !{!3, !4, !5, !6}
42 !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)
43 !1 = !DIFile(filename: "/tmp/t.c", directory: "/Data/llvm")
45 !3 = !{i32 2, !"Dwarf Version", i32 4}
46 !4 = !{i32 2, !"Debug Info Version", i32 3}
47 !5 = !{i32 1, !"wchar_size", i32 4}
48 !6 = !{i32 7, !"PIC Level", i32 2}
49 !7 = !{!"clang version 6.0.0 (trunk 320115) (llvm/trunk 320116)"}
50 !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, retainedNodes: !2)
51 !9 = !DISubroutineType(types: !10)
53 !11 = !DIBasicType(name: "int", size: 32, encoding: DW_ATE_signed)
54 !12 = !DILocalVariable(name: "i", arg: 1, scope: !8, file: !1, line: 1, type: !11)
55 !13 = !DILocation(line: 1, column: 13, scope: !8)
56 !14 = !DILocation(line: 2, column: 10, scope: !8)
57 !15 = !DILocation(line: 2, column: 12, scope: !8)
58 !16 = !DILocation(line: 2, column: 3, scope: !8)