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1; RUN: %clang_cc1 -O2 -mllvm -pgo-cold-func-opt=optsize -fprofile-sample-use=%S/Inputs/pgo-sample.prof %s -emit-llvm -o - | FileCheck %s --check-prefix=OPTSIZE2; Check that no profile means no optsize3; RUN: %clang_cc1 -O2 -mllvm -pgo-cold-func-opt=optsize %s -emit-llvm -o - | FileCheck %s --check-prefix=NONE4; Check that no -pgo-cold-func-opt=optsize means no optsize5; RUN: %clang_cc1 -O2 -fprofile-sample-use=%S/Inputs/pgo-sample.prof %s -emit-llvm -o - | FileCheck %s --check-prefix=NONE6 7; NONE-NOT: optsize8; OPTSIZE: optsize9 10define void @f() cold {11 ret void12}13