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1; RUN: opt -S -asan -enable-new-pm=0 -asan-skip-promotable-allocas=0 %s -o - | FileCheck %s
2; RUN: opt -S -passes='asan-function-pipeline' -asan-skip-promotable-allocas=0 %s -o - | FileCheck %s
3; Generated from:
4; int bar(int y) {
5;   return y + 2;
6; }
7
8source_filename = "/tmp/t.c"
9target datalayout = "e-m:o-i64:64-f80:128-n8:16:32:64-S128"
10target triple = "x86_64-apple-macosx10.13.0"
11
12; Function Attrs: noinline nounwind optnone sanitize_address ssp uwtable
13define i32 @foo(i32 %i) #0 !dbg !8 {
14entry:
15  %i.addr = alloca i32, align 4
16  store i32 %i, i32* %i.addr, align 4
17  call void @llvm.dbg.declare(metadata i32* %i.addr, metadata !12, metadata !DIExpression()), !dbg !13
18
19  ; CHECK: %asan_local_stack_base = alloca i64
20  ; CHECK: %[[ALLOCA:.*]] = ptrtoint i8* %MyAlloca to i64
21  ; CHECK: %[[PHI:.*]] = phi i64 {{.*}} %[[ALLOCA]],
22  ; CHECK: store i64 %[[PHI]], i64* %asan_local_stack_base
23; CHECK: call void @llvm.dbg.declare(metadata i64* %asan_local_stack_base, metadata [[VAR_I:![0-9]+]], metadata !DIExpression(DW_OP_deref, DW_OP_plus_uconst, 32)), !dbg [[LOC_I:![0-9]+]]
24  %0 = load i32, i32* %i.addr, align 4, !dbg !14
25  %add = add nsw i32 %0, 2, !dbg !15
26  ret i32 %add, !dbg !16
27}
28
29; CHECK: [[SCOPE:![0-9]+]] = distinct !DISubprogram(name: "foo"
30; CHECK: [[VAR_I]] = !DILocalVariable(name: "i", arg: 1, scope: [[SCOPE]]
31; CHECK: [[LOC_I]] = !DILocation(line: 1, column: 13, scope: [[SCOPE]]
32
33; Function Attrs: nounwind readnone speculatable
34declare void @llvm.dbg.declare(metadata, metadata, metadata) #1
35
36attributes #0 = { noinline nounwind optnone sanitize_address ssp uwtable }
37attributes #1 = { nounwind readnone speculatable }
38
39!llvm.dbg.cu = !{!0}
40!llvm.module.flags = !{!3, !4, !5, !6}
41!llvm.ident = !{!7}
42
43!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)
44!1 = !DIFile(filename: "/tmp/t.c", directory: "/Data/llvm")
45!2 = !{}
46!3 = !{i32 2, !"Dwarf Version", i32 4}
47!4 = !{i32 2, !"Debug Info Version", i32 3}
48!5 = !{i32 1, !"wchar_size", i32 4}
49!6 = !{i32 7, !"PIC Level", i32 2}
50!7 = !{!"clang version 6.0.0 (trunk 320115) (llvm/trunk 320116)"}
51!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)
52!9 = !DISubroutineType(types: !10)
53!10 = !{!11, !11}
54!11 = !DIBasicType(name: "int", size: 32, encoding: DW_ATE_signed)
55!12 = !DILocalVariable(name: "i", arg: 1, scope: !8, file: !1, line: 1, type: !11)
56!13 = !DILocation(line: 1, column: 13, scope: !8)
57!14 = !DILocation(line: 2, column: 10, scope: !8)
58!15 = !DILocation(line: 2, column: 12, scope: !8)
59!16 = !DILocation(line: 2, column: 3, scope: !8)
60