| ; REQUIRES: x86-registered-target |
| |
| ; RUN: opt -passes='thinlto-pre-link<O2>' --cs-profilegen-file=alloc -cspgo-kind=cspgo-instr-gen-pipeline -module-summary %s -o %t.bc |
| ; RUN: llvm-dis %t.bc -o - | FileCheck %s --check-prefix=IRPGOPRE |
| |
| ;; Symbol __llvm_profile_filename and __llvm_profile_raw_version are non-prevailing here. |
| ; RUN: llvm-lto2 run -lto-cspgo-profile-file=alloc -lto-cspgo-gen -save-temps -o %t %t.bc \ |
| ; RUN: -r=%t.bc,f,px \ |
| ; RUN: -r=%t.bc,__llvm_profile_filename,x \ |
| ; RUN: -r=%t.bc,__llvm_profile_raw_version,x |
| ; RUN: llvm-dis %t.0.0.preopt.bc -o - | FileCheck %s --check-prefix=IRPGOBE |
| |
| ;; Before LTO, we should have the __llvm_profile_raw_version definition. |
| ; IRPGOPRE: @__llvm_profile_raw_version = hidden constant i64 |
| |
| ;; Non-prevailing __llvm_profile_raw_version is discarded by LTO. Ensure the |
| ;; declaration is retained. |
| ; IRPGOBE: @__llvm_profile_raw_version = external hidden constant i64 |
| |
| target datalayout = "e-m:e-p270:32:32-p271:32:32-p272:64:64-i64:64-f80:128-n8:16:32:64-S128" |
| target triple = "x86_64-unknown-linux-gnu" |
| |
| $f = comdat any |
| |
| ; Function Attrs: nofree norecurse nosync nounwind readnone uwtable willreturn mustprogress |
| define i32 @f() { |
| entry: |
| ret i32 1 |
| } |
| |
| !llvm.module.flags = !{!0} |
| !0 = !{i32 1, !"ThinLTO", i32 0} |
