Revert r260265, "clang-cl: Support loading plugins on Windows"

It causes memory exhaust on mingw-w64(x64). Investigating.

llvm-svn: 260536
This commit is contained in:
NAKAMURA Takumi 2016-02-11 16:33:20 +00:00
parent cf0f0069e7
commit d8cd060422
3 changed files with 2 additions and 13 deletions

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@ -37,14 +37,11 @@ Registering a plugin
====================
A plugin is loaded from a dynamic library at runtime by the compiler. To
register a plugin in a library, use ``FrontendPluginRegistry::Add<>``.
On Windows, you also need to export your plugin registry using
``LLVM_EXPORT_REGISTRY``. Here is an example:
register a plugin in a library, use ``FrontendPluginRegistry::Add<>``:
.. code-block:: c++
static FrontendPluginRegistry::Add<MyPlugin> X("my-plugin-name", "my plugin description");
LLVM_EXPORT_REGISTRY(FrontendPluginRegistry)
Putting it all together
=======================

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@ -121,4 +121,3 @@ protected:
static FrontendPluginRegistry::Add<PrintFunctionNamesAction>
X("print-fns", "print function names");
LLVM_EXPORT_REGISTRY(FrontendPluginRegistry)

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@ -189,16 +189,9 @@ bool clang::ExecuteCompilerInvocation(CompilerInstance *Clang) {
e = Clang->getFrontendOpts().Plugins.size(); i != e; ++i) {
const std::string &Path = Clang->getFrontendOpts().Plugins[i];
std::string Error;
llvm::sys::DynamicLibrary DL(
llvm::sys::DynamicLibrary::getPermanentLibrary(Path.c_str(), &Error));
if (DL.isValid()) {
// On Windows, we need to import the plugin front-end action
// dynamically.
LLVM_IMPORT_REGISTRY(FrontendPluginRegistry, DL);
} else {
if (llvm::sys::DynamicLibrary::LoadLibraryPermanently(Path.c_str(), &Error))
Clang->getDiagnostics().Report(diag::err_fe_unable_to_load_plugin)
<< Path << Error;
}
}
// Honor -mllvm.