diff options
Diffstat (limited to 'clang/lib/Driver/Tools.cpp')
| -rw-r--r-- | clang/lib/Driver/Tools.cpp | 12 |
1 files changed, 6 insertions, 6 deletions
diff --git a/clang/lib/Driver/Tools.cpp b/clang/lib/Driver/Tools.cpp index 800053cc931..99352a4de07 100644 --- a/clang/lib/Driver/Tools.cpp +++ b/clang/lib/Driver/Tools.cpp @@ -4135,9 +4135,9 @@ void Clang::ConstructJob(Compilation &C, const JobAction &JA, CmdArgs.push_back("-fblocks-runtime-optional"); } - // -fmodules enables modules (off by default). + // -fmodules enables the use of precompiled modules (off by default). // Users can pass -fno-cxx-modules to turn off modules support for - // C++/Objective-C++ programs, which is a little less mature. + // C++/Objective-C++ programs. bool HaveModules = false; if (Args.hasFlag(options::OPT_fmodules, options::OPT_fno_modules, false)) { bool AllowedInCXX = Args.hasFlag(options::OPT_fcxx_modules, @@ -4149,11 +4149,11 @@ void Clang::ConstructJob(Compilation &C, const JobAction &JA, } } - // -fmodule-maps enables module map processing (off by default) for header - // checking. It is implied by -fmodules. + // -fmodule-maps enables implicit reading of module map files. By default, + // this is enabled if we are using precompiled modules. if (Args.hasFlag(options::OPT_fmodule_maps, options::OPT_fno_module_maps, - false)) { - CmdArgs.push_back("-fmodule-maps"); + HaveModules)) { + CmdArgs.push_back("-fimplicit-module-maps"); } // -fmodules-decluse checks that modules used are declared so (off by |
