1 ; RUN: opt -instcombine -S < %s | FileCheck %s
5 ; clang -S -gmlt -emit-llvm test.c -o 1.ll
6 ; opt -sroa -S 1.ll -o test.ll
8 ; extern int bar(int i);
9 ; extern int bar2(int i);
11 ; int foo(int a, int *d) {
21 ; CHECK: define {{.*}}@foo
23 ; CHECK-NEXT: %storemerge = phi
25 ; The debug location on the store should be a line-0 location.
26 ; CHECK-NEXT: store i32 %storemerge{{.*}}, align 4, !dbg [[storeLoc:![0-9]+]]
27 ; CHECK: [[storeLoc]] = !DILocation(line: 0
29 ; ModuleID = 'test1.ll'
30 source_filename = "test.c"
31 target datalayout = "e-m:e-i64:64-f80:128-n8:16:32:64-S128"
32 target triple = "x86_64-unknown-linux-gnu"
34 ; Function Attrs: noinline nounwind uwtable
35 define i32 @foo(i32 %a, i32* %d) !dbg !6 {
37 %tobool = icmp ne i32 %a, 0, !dbg !8
38 br i1 %tobool, label %if.then, label %if.else, !dbg !8
40 if.then: ; preds = %entry
41 %call = call i32 @bar(i32 %a), !dbg !9
42 store i32 %call, i32* %d, align 4, !dbg !10
43 br label %if.end, !dbg !11
45 if.else: ; preds = %entry
46 %call1 = call i32 @bar2(i32 %a), !dbg !12
47 store i32 %call1, i32* %d, align 4, !dbg !13
50 if.end: ; preds = %if.else, %if.then
56 declare i32 @bar2(i32)
59 !llvm.module.flags = !{!3, !4}
61 !0 = distinct !DICompileUnit(language: DW_LANG_C99, file: !1, producer: "", isOptimized: false, runtimeVersion: 0, emissionKind: LineTablesOnly, enums: !2)
62 !1 = !DIFile(filename: "test.c", directory: "/home/probinson/projects/scratch")
64 !3 = !{i32 2, !"Dwarf Version", i32 4}
65 !4 = !{i32 2, !"Debug Info Version", i32 3}
66 !6 = distinct !DISubprogram(name: "foo", scope: !1, file: !1, line: 4, type: !7, isLocal: false, isDefinition: true, scopeLine: 4, flags: DIFlagPrototyped, isOptimized: false, unit: !0, retainedNodes: !2)
67 !7 = !DISubroutineType(types: !2)
68 !8 = !DILocation(line: 5, column: 6, scope: !6)
69 !9 = !DILocation(line: 6, column: 12, scope: !6)
70 !10 = !DILocation(line: 6, column: 10, scope: !6)
71 !11 = !DILocation(line: 7, column: 3, scope: !6)
72 !12 = !DILocation(line: 8, column: 12, scope: !6)
73 !13 = !DILocation(line: 8, column: 10, scope: !6)
74 !14 = !DILocation(line: 10, column: 3, scope: !6)