1; REQUIRES: x86-registered-target 2 3; RUN: opt -module-summary %s -o %t.bc 4 5; Tests that with dead stripping in the thin link enabled (default), we do not 6; promote to target of the dropped dead symbol _ZL3foov. This can happen with a 7; sample profile collected for one binary used to optimize for another binary. 8; RUN: llvm-lto2 run -save-temps -o %t2 %t.bc -r %t.bc,fptr,plx \ 9; RUN: -r %t.bc,main,plx -r %t.bc,_ZL3foov,l 10; RUN: llvm-dis < %t2.1.4.opt.bc | FileCheck %s --check-prefix=OPT 11; RUN: llvm-lto2 run -save-temps -o %t2 %t.bc -r %t.bc,fptr,plx \ 12; RUN: -r %t.bc,main,plx -r %t.bc,_ZL3foov,l -compute-dead=false 13; RUN: llvm-dis < %t2.1.4.opt.bc | FileCheck %s --check-prefix=OPT-NODEAD 14 15target datalayout = "e-m:e-p270:32:32-p271:32:32-p272:64:64-i64:64-f80:128-n8:16:32:64-S128" 16target triple = "x86_64-unknown-linux-gnu" 17 18@fptr = local_unnamed_addr global void ()* null, align 8 19 20define void @_ZL3foov() #1 { 21entry: 22 ret void 23} 24 25define i32 @main() local_unnamed_addr #0 !prof !34 { 26entry: 27 %0 = load void ()*, void ()** @fptr, align 8 28; OPT-NOT: label %if.false.orig_indirect 29; OPT-NODEAD: br i1 %{{[0-9]+}}, label %if.end.icp, label %if.false.orig_indirect 30 tail call void %0(), !prof !40 31 ret i32 0 32} 33 34!llvm.dbg.cu = !{!0} 35!llvm.module.flags = !{!3,!4} 36!llvm.ident = !{!31} 37 38!0 = distinct !DICompileUnit(language: DW_LANG_C_plus_plus, file: !1, producer: "clang version 5.0.0 (trunk 297016)", isOptimized: true, runtimeVersion: 0, emissionKind: NoDebug, enums: !2) 39!1 = !DIFile(filename: "main.cc", directory: ".") 40!2 = !{} 41!3 = !{i32 2, !"Debug Info Version", i32 3} 42!4 = !{i32 1, !"ProfileSummary", !5} 43!5 = !{!6, !7, !8, !9, !10, !11, !12, !13} 44!6 = !{!"ProfileFormat", !"SampleProfile"} 45!7 = !{!"TotalCount", i64 3003} 46!8 = !{!"MaxCount", i64 3000} 47!9 = !{!"MaxInternalCount", i64 0} 48!10 = !{!"MaxFunctionCount", i64 0} 49!11 = !{!"NumCounts", i64 3} 50!12 = !{!"NumFunctions", i64 1} 51!13 = !{!"DetailedSummary", !14} 52!14 = !{!15, !16, !17, !18, !19, !20, !20, !21, !21, !22, !23, !24, !25, !26, !27, !28, !29, !30} 53!15 = !{i32 10000, i64 3000, i32 1} 54!16 = !{i32 100000, i64 3000, i32 1} 55!17 = !{i32 200000, i64 3000, i32 1} 56!18 = !{i32 300000, i64 3000, i32 1} 57!19 = !{i32 400000, i64 3000, i32 1} 58!20 = !{i32 500000, i64 3000, i32 1} 59!21 = !{i32 600000, i64 3000, i32 1} 60!22 = !{i32 700000, i64 3000, i32 1} 61!23 = !{i32 800000, i64 3000, i32 1} 62!24 = !{i32 900000, i64 3000, i32 1} 63!25 = !{i32 950000, i64 3000, i32 1} 64!26 = !{i32 990000, i64 3000, i32 1} 65!27 = !{i32 999000, i64 3000, i32 1} 66!28 = !{i32 999900, i64 2, i32 2} 67!29 = !{i32 999990, i64 2, i32 2} 68!30 = !{i32 999999, i64 2, i32 2} 69!31 = !{!"clang version 5.0.0 (trunk 297016)"} 70!34 = !{!"function_entry_count", i64 1} 71!40 = !{!"VP", i32 0, i64 3000, i64 -8789629626369651636, i64 3000} 72