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1; RUN: opt -inline -S < %s | FileCheck %s
2
3; Created from source
4;
5;
6;  1 // test.cpp
7;  2 extern int global_var;
8;  3 extern int test_ext(int k);
9;  4 int test (int k) {
10;  5   int k2 = test_ext(k);
11;  6   if (k2 > 100)
12;  7     return k2;
13;  8   return 0;
14;  9 }
15; 10
16; 11 int test2() {
17; 12   try
18; 13   {
19; 14     test(global_var);
20; 15   }
21; 16   catch (int e) {
22; 17     global_var = 0;
23; 18   }
24; 19   global_var = 1;
25; 20   return 0;
26; 21 }
27
28; CHECK: _Z4testi.exit:
29; Make sure the branch instruction created during inlining has a debug location,
30; so the range of the inlined function is correct.
31; CHECK: br label %invoke.cont, !dbg [[MD:![0-9]+]]
32; The branch instruction has the source location of line 9 and its inlined location
33; has the source location of line 14.
34; CHECK: [[INL:![0-9]*]] = distinct !DILocation(line: 14, scope: {{.*}})
35; CHECK: [[MD]] = !DILocation(line: 9, scope: {{.*}}, inlinedAt: [[INL]])
36
37; ModuleID = 'test.cpp'
38target datalayout = "e-p:64:64:64-i1:8:8-i8:8:8-i16:16:16-i32:32:32-i64:64:64-f32:32:32-f64:64:64-v64:64:64-v128:128:128-a0:0:64-s0:64:64-f80:128:128-n8:16:32:64-S128"
39target triple = "x86_64-apple-darwin12.0.0"
40
41@_ZTIi = external constant i8*
42@global_var = external global i32
43
44define i32 @_Z4testi(i32 %k)  !dbg !4 {
45entry:
46  %retval = alloca i32, align 4
47  %k.addr = alloca i32, align 4
48  %k2 = alloca i32, align 4
49  store i32 %k, i32* %k.addr, align 4
50  call void @llvm.dbg.declare(metadata i32* %k.addr, metadata !13, metadata !DIExpression()), !dbg !14
51  call void @llvm.dbg.declare(metadata i32* %k2, metadata !15, metadata !DIExpression()), !dbg !16
52  %0 = load i32, i32* %k.addr, align 4, !dbg !16
53  %call = call i32 @_Z8test_exti(i32 %0), !dbg !16
54  store i32 %call, i32* %k2, align 4, !dbg !16
55  %1 = load i32, i32* %k2, align 4, !dbg !17
56  %cmp = icmp sgt i32 %1, 100, !dbg !17
57  br i1 %cmp, label %if.then, label %if.end, !dbg !17
58
59if.then:                                          ; preds = %entry
60  %2 = load i32, i32* %k2, align 4, !dbg !18
61  store i32 %2, i32* %retval, !dbg !18
62  br label %return, !dbg !18
63
64if.end:                                           ; preds = %entry
65  store i32 0, i32* %retval, !dbg !19
66  br label %return, !dbg !19
67
68return:                                           ; preds = %if.end, %if.then
69  %3 = load i32, i32* %retval, !dbg !20
70  ret i32 %3, !dbg !20
71}
72
73; Function Attrs: nounwind readnone
74declare void @llvm.dbg.declare(metadata, metadata, metadata) #1
75
76declare i32 @_Z8test_exti(i32)
77
78define i32 @_Z5test2v() personality i8* bitcast (i32 (...)* @__gxx_personality_v0 to i8*) !dbg !10 {
79entry:
80  %exn.slot = alloca i8*
81  %ehselector.slot = alloca i32
82  %e = alloca i32, align 4
83  %0 = load i32, i32* @global_var, align 4, !dbg !21
84  %call = invoke i32 @_Z4testi(i32 %0)
85          to label %invoke.cont unwind label %lpad, !dbg !21
86
87invoke.cont:                                      ; preds = %entry
88  br label %try.cont, !dbg !23
89
90lpad:                                             ; preds = %entry
91  %1 = landingpad { i8*, i32 }
92          catch i8* bitcast (i8** @_ZTIi to i8*), !dbg !21
93  %2 = extractvalue { i8*, i32 } %1, 0, !dbg !21
94  store i8* %2, i8** %exn.slot, !dbg !21
95  %3 = extractvalue { i8*, i32 } %1, 1, !dbg !21
96  store i32 %3, i32* %ehselector.slot, !dbg !21
97  br label %catch.dispatch, !dbg !21
98
99catch.dispatch:                                   ; preds = %lpad
100  %sel = load i32, i32* %ehselector.slot, !dbg !23
101  %4 = call i32 @llvm.eh.typeid.for(i8* bitcast (i8** @_ZTIi to i8*)) #2, !dbg !23
102  %matches = icmp eq i32 %sel, %4, !dbg !23
103  br i1 %matches, label %catch, label %eh.resume, !dbg !23
104
105catch:                                            ; preds = %catch.dispatch
106  call void @llvm.dbg.declare(metadata i32* %e, metadata !24, metadata !DIExpression()), !dbg !25
107  %exn = load i8*, i8** %exn.slot, !dbg !23
108  %5 = call i8* @__cxa_begin_catch(i8* %exn) #2, !dbg !23
109  %6 = bitcast i8* %5 to i32*, !dbg !23
110  %7 = load i32, i32* %6, align 4, !dbg !23
111  store i32 %7, i32* %e, align 4, !dbg !23
112  store i32 0, i32* @global_var, align 4, !dbg !26
113  call void @__cxa_end_catch() #2, !dbg !28
114  br label %try.cont, !dbg !28
115
116try.cont:                                         ; preds = %catch, %invoke.cont
117  store i32 1, i32* @global_var, align 4, !dbg !29
118  ret i32 0, !dbg !30
119
120eh.resume:                                        ; preds = %catch.dispatch
121  %exn1 = load i8*, i8** %exn.slot, !dbg !23
122  %sel2 = load i32, i32* %ehselector.slot, !dbg !23
123  %lpad.val = insertvalue { i8*, i32 } undef, i8* %exn1, 0, !dbg !23
124  %lpad.val3 = insertvalue { i8*, i32 } %lpad.val, i32 %sel2, 1, !dbg !23
125  resume { i8*, i32 } %lpad.val3, !dbg !23
126}
127
128declare i32 @__gxx_personality_v0(...)
129
130; Function Attrs: nounwind readnone
131declare i32 @llvm.eh.typeid.for(i8*) #1
132
133declare i8* @__cxa_begin_catch(i8*)
134
135declare void @__cxa_end_catch()
136
137attributes #1 = { nounwind readnone }
138attributes #2 = { nounwind }
139
140!llvm.dbg.cu = !{!0}
141!llvm.module.flags = !{!31}
142
143!0 = distinct !DICompileUnit(language: DW_LANG_C_plus_plus, producer: "clang version 3.3 ", isOptimized: false, emissionKind: FullDebug, file: !1, enums: !2, retainedTypes: !2, globals: !2, imports: !2)
144!1 = !DIFile(filename: "<unknown>", directory: "")
145!2 = !{}
146!4 = distinct !DISubprogram(name: "test", linkageName: "_Z4testi", line: 4, isLocal: false, isDefinition: true, virtualIndex: 6, flags: DIFlagPrototyped, isOptimized: false, unit: !0, scopeLine: 4, file: !5, scope: !6, type: !7, retainedNodes: !2)
147!5 = !DIFile(filename: "test.cpp", directory: "")
148!6 = !DIFile(filename: "test.cpp", directory: "")
149!7 = !DISubroutineType(types: !8)
150!8 = !{!9, !9}
151!9 = !DIBasicType(tag: DW_TAG_base_type, name: "int", size: 32, align: 32, encoding: DW_ATE_signed)
152!10 = distinct !DISubprogram(name: "test2", linkageName: "_Z5test2v", line: 11, isLocal: false, isDefinition: true, virtualIndex: 6, flags: DIFlagPrototyped, isOptimized: false, unit: !0, scopeLine: 11, file: !5, scope: !6, type: !11, retainedNodes: !2)
153!11 = !DISubroutineType(types: !12)
154!12 = !{!9}
155!13 = !DILocalVariable(name: "k", line: 4, arg: 1, scope: !4, file: !6, type: !9)
156!14 = !DILocation(line: 4, scope: !4)
157!15 = !DILocalVariable(name: "k2", line: 5, scope: !4, file: !6, type: !9)
158!16 = !DILocation(line: 5, scope: !4)
159!17 = !DILocation(line: 6, scope: !4)
160!18 = !DILocation(line: 7, scope: !4)
161!19 = !DILocation(line: 8, scope: !4)
162!20 = !DILocation(line: 9, scope: !4)
163!21 = !DILocation(line: 14, scope: !22)
164!22 = distinct !DILexicalBlock(line: 13, column: 0, file: !5, scope: !10)
165!23 = !DILocation(line: 15, scope: !22)
166!24 = !DILocalVariable(name: "e", line: 16, scope: !10, file: !6, type: !9)
167!25 = !DILocation(line: 16, scope: !10)
168!26 = !DILocation(line: 17, scope: !27)
169!27 = distinct !DILexicalBlock(line: 16, column: 0, file: !5, scope: !10)
170!28 = !DILocation(line: 18, scope: !27)
171!29 = !DILocation(line: 19, scope: !10)
172!30 = !DILocation(line: 20, scope: !10)
173!31 = !{i32 1, !"Debug Info Version", i32 3}
174