diff options
| -rw-r--r-- | clang/lib/CodeGen/BackendUtil.cpp | 19 |
1 files changed, 15 insertions, 4 deletions
diff --git a/clang/lib/CodeGen/BackendUtil.cpp b/clang/lib/CodeGen/BackendUtil.cpp index ed09f3a4556..8dd1623ee2c 100644 --- a/clang/lib/CodeGen/BackendUtil.cpp +++ b/clang/lib/CodeGen/BackendUtil.cpp @@ -519,11 +519,22 @@ void EmitAssemblyHelper::CreateTargetMachine(bool MustCreateTM) { .Case("dynamic-no-pic", llvm::Reloc::DynamicNoPIC); assert(RM.hasValue() && "invalid PIC model!"); - CodeGenOpt::Level OptLevel = CodeGenOpt::Default; + CodeGenOpt::Level OptLevel; switch (CodeGenOpts.OptimizationLevel) { - default: break; - case 0: OptLevel = CodeGenOpt::None; break; - case 3: OptLevel = CodeGenOpt::Aggressive; break; + default: + llvm_unreachable("Invalid optimization level!"); + case 0: + OptLevel = CodeGenOpt::None; + break; + case 1: + OptLevel = CodeGenOpt::Less; + break; + case 2: + OptLevel = CodeGenOpt::Default; + break; // O2/Os/Oz + case 3: + OptLevel = CodeGenOpt::Aggressive; + break; } llvm::TargetOptions Options; |
