Index: lib/CodeGen/BackendUtil.cpp =================================================================== --- lib/CodeGen/BackendUtil.cpp +++ lib/CodeGen/BackendUtil.cpp @@ -856,11 +856,15 @@ if (CodeGenOpts.hasProfileIRUse()) PGOOpt.ProfileUseFile = CodeGenOpts.ProfileInstrumentUsePath; + if (!CodeGenOpts.SampleProfileFile.empty()) + PGOOpt.SampleProfileFile = CodeGenOpts.SampleProfileFile; + // Only pass a PGO options struct if -fprofile-generate or // -fprofile-use were passed on the cmdline. PassBuilder PB(TM.get(), (PGOOpt.RunProfileGen || - !PGOOpt.ProfileUseFile.empty()) ? + !PGOOpt.ProfileUseFile.empty() || + !PGOOpt.SampleProfileFile.empty()) ? Optional(PGOOpt) : None); LoopAnalysisManager LAM; Index: test/CodeGen/pgo-sample-thinlto-summary.c =================================================================== --- test/CodeGen/pgo-sample-thinlto-summary.c +++ test/CodeGen/pgo-sample-thinlto-summary.c @@ -1,5 +1,7 @@ // RUN: %clang_cc1 -O2 -fprofile-sample-use=%S/Inputs/pgo-sample-thinlto-summary.prof %s -emit-llvm -o - 2>&1 | FileCheck %s -check-prefix=SAMPLEPGO // RUN: %clang_cc1 -O2 -fprofile-sample-use=%S/Inputs/pgo-sample-thinlto-summary.prof %s -emit-llvm -flto=thin -o - 2>&1 | FileCheck %s -check-prefix=THINLTO +// RUN: %clang_cc1 -O2 -fexperimental-new-pass-manager -fprofile-sample-use=%S/Inputs/pgo-sample-thinlto-summary.prof %s -emit-llvm -o - 2>&1 | FileCheck %s -check-prefix=SAMPLEPGO +// RUN: %clang_cc1 -O2 -fexperimental-new-pass-manager -fprofile-sample-use=%S/Inputs/pgo-sample-thinlto-summary.prof %s -emit-llvm -flto=thin -o - 2>&1 | FileCheck %s -check-prefix=THINLTO // Checks if hot call is inlined by normal compile, but not inlined by // thinlto compile.