; REQUIRES: x86 ; RUN: rm -rf %t && split-file %s %t ; RUN: opt -module-summary %t/a.ll -o %t/a.bc ; RUN: llvm-profdata merge %t/cs.proftext -o %t/cs.profdata ; Ensure lld generates warnings for profile cfg mismatch. ; RUN: lld-link /dll /noentry /export:f /lto-cs-profile-file:%t/cs.profdata /lto-pgo-warn-mismatch /opt:lldlto=2 %t/a.bc /out:%t/a.dll 2>&1 | FileCheck %s ; Ensure lld will not generate warnings for profile cfg mismatch. ; RUN: lld-link /dll /noentry /export:f /lto-cs-profile-file:%t/cs.profdata /lto-pgo-warn-mismatch:no /opt:lldlto=2 %t/a.bc /out:%t/a.dll 2>&1 | count 0 ; CHECK: warning: {{.*}} function control flow change detected (hash mismatch) f Hash = [[#]] ;--- a.ll target datalayout = "e-m:w-p270:32:32-p271:32:32-p272:64:64-i64:64-f80:128-n8:16:32:64-S128" target triple = "x86_64-pc-windows-msvc" define i32 @f(i32 returned %a) #0 { entry: ret i32 %a } attributes #0 = { "target-cpu"="x86-64" } !llvm.module.flags = !{!0, !1} !0 = !{i32 1, !"wchar_size", i32 4} !1 = !{i32 1, !"ProfileSummary", !2} !2 = !{!3, !4, !5, !6, !7, !8, !9, !10, !11, !12} !3 = !{!"ProfileFormat", !"InstrProf"} !4 = !{!"TotalCount", i64 2} !5 = !{!"MaxCount", i64 1} !6 = !{!"MaxInternalCount", i64 0} !7 = !{!"MaxFunctionCount", i64 1} !8 = !{!"NumCounts", i64 3} !9 = !{!"NumFunctions", i64 2} !10 = !{!"IsPartialProfile", i64 0} !11 = !{!"PartialProfileRatio", double 0.000000e+00} !12 = !{!"DetailedSummary", !13} !13 = !{!14, !15, !16, !17, !18, !19, !20, !21, !22, !23, !24, !25, !26, !27, !28, !29} !14 = !{i32 10000, i64 0, i32 0} !15 = !{i32 100000, i64 0, i32 0} !16 = !{i32 200000, i64 0, i32 0} !17 = !{i32 300000, i64 0, i32 0} !18 = !{i32 400000, i64 0, i32 0} !19 = !{i32 500000, i64 1, i32 2} !20 = !{i32 600000, i64 1, i32 2} !21 = !{i32 700000, i64 1, i32 2} !22 = !{i32 800000, i64 1, i32 2} !23 = !{i32 900000, i64 1, i32 2} !24 = !{i32 950000, i64 1, i32 2} !25 = !{i32 990000, i64 1, i32 2} !26 = !{i32 999000, i64 1, i32 2} !27 = !{i32 999900, i64 1, i32 2} !28 = !{i32 999990, i64 1, i32 2} !29 = !{i32 999999, i64 1, i32 2} ;--- cs.proftext # CSIR level Instrumentation Flag :csir f # Func Hash: 1535914979662757887 # Num Counters: 2 # Counter Values: 1 0