| ; RUN: opt < %s -sample-profile -sample-profile-file=%S/Inputs/nolocinfo.prof -S -pass-remarks=sample-profile 2>&1 | FileCheck %s |
| ; RUN: opt < %s -passes=sample-profile -sample-profile-file=%S/Inputs/nolocinfo.prof -S -pass-remarks=sample-profile 2>&1 | FileCheck %s |
| |
| define i32 @foo(i32 %i) #0 !dbg !4 { |
| entry: |
| %i.addr = alloca i32, align 4 |
| %0 = load i32, i32* %i.addr, align 4 |
| %cmp = icmp sgt i32 %0, 1000 |
| |
| ; Remarks for conditional branches need debug location information for the |
| ; referring branch. When that is not present, the compiler should not abort. |
| ; |
| ; CHECK: remark: nolocinfo.c:3:5: most popular destination for conditional branches at <UNKNOWN LOCATION> |
| br i1 %cmp, label %if.then, label %if.end |
| |
| if.then: |
| ret i32 0, !dbg !18 |
| |
| if.end: |
| ret i32 1 |
| } |
| |
| attributes #0 = { "use-sample-profile" } |
| |
| !llvm.dbg.cu = !{!0} |
| !llvm.module.flags = !{!8, !9} |
| !llvm.ident = !{!10} |
| |
| !0 = distinct !DICompileUnit(language: DW_LANG_C99, file: !1, producer: "clang version 3.8.0 (trunk 251335) (llvm/trunk 251344)", isOptimized: false, runtimeVersion: 0, emissionKind: NoDebug, enums: !2) |
| !1 = !DIFile(filename: "nolocinfo.c", directory: ".") |
| !2 = !{} |
| !4 = distinct !DISubprogram(name: "foo", scope: !1, file: !1, line: 1, type: !5, isLocal: false, isDefinition: true, scopeLine: 1, flags: DIFlagPrototyped, isOptimized: false, unit: !0, retainedNodes: !2) |
| !5 = !DISubroutineType(types: !6) |
| !6 = !{!7, !7} |
| !7 = !DIBasicType(name: "int", size: 32, align: 32, encoding: DW_ATE_signed) |
| !8 = !{i32 2, !"Dwarf Version", i32 4} |
| !9 = !{i32 2, !"Debug Info Version", i32 3} |
| !10 = !{!"clang version 3.8.0 (trunk 251335) (llvm/trunk 251344)"} |
| !15 = distinct !DILexicalBlock(scope: !4, file: !1, line: 2, column: 7) |
| !18 = !DILocation(line: 3, column: 5, scope: !15) |
