diff options
| -rw-r--r-- | src/bootstrap/native.rs | 15 |
1 files changed, 10 insertions, 5 deletions
diff --git a/src/bootstrap/native.rs b/src/bootstrap/native.rs index fcd41481451..ea97ae4f651 100644 --- a/src/bootstrap/native.rs +++ b/src/bootstrap/native.rs @@ -498,11 +498,16 @@ impl Step for Llvm { // https://llvm.org/docs/HowToCrossCompileLLVM.html if target != builder.config.build { let llvm_config = builder.ensure(Llvm { target: builder.config.build }); - let llvm_bindir = output(Command::new(&llvm_config).arg("--bindir")); - let host_bin = Path::new(llvm_bindir.trim()); - cfg.define("LLVM_TABLEGEN", host_bin.join("llvm-tblgen").with_extension(EXE_EXTENSION)); - // LLVM_NM is required for cross compiling using MSVC - cfg.define("LLVM_NM", host_bin.join("llvm-nm").with_extension(EXE_EXTENSION)); + if !builder.config.dry_run { + let llvm_bindir = output(Command::new(&llvm_config).arg("--bindir")); + let host_bin = Path::new(llvm_bindir.trim()); + cfg.define( + "LLVM_TABLEGEN", + host_bin.join("llvm-tblgen").with_extension(EXE_EXTENSION), + ); + // LLVM_NM is required for cross compiling using MSVC + cfg.define("LLVM_NM", host_bin.join("llvm-nm").with_extension(EXE_EXTENSION)); + } cfg.define("LLVM_CONFIG_PATH", llvm_config); if builder.config.llvm_clang { let build_bin = builder.llvm_out(builder.config.build).join("build").join("bin"); |