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Build Module Interfaces in WMO

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Building in incremental mode incurs the overhead associated with the
incremental dependency tracking infrastructure. Considering we're
throwing away all of this stuff anyways, let's just build in WMO to
avoid that.
This commit is contained in:
Robert Widmann
2020-06-16 11:48:53 -07:00
parent 403b2bfbf5
commit 0ca2399cab
2 changed files with 5 additions and 7 deletions
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11
lib/Frontend/ModuleInterfaceLoader.cpp
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@@ -1340,7 +1340,7 @@ bool InterfaceSubContextDelegateImpl::runInSubCompilerInstance(StringRef moduleN
assert(BuildArgs.size() == GenericArgs.size());
// Configure inputs
subInvocation.getFrontendOptions().InputsAndOutputs
.addPrimaryInputFile(interfacePath);
.addInputFile(interfacePath);
BuildArgs.push_back(interfacePath);
subInvocation.setModuleName(moduleName);
BuildArgs.push_back("-module-name");
@@ -1357,13 +1357,12 @@ bool InterfaceSubContextDelegateImpl::runInSubCompilerInstance(StringRef moduleN
}
// Configure the outputs in front-end options. There must be an equal number of
// primary inputs and outputs.
auto N = subInvocation.getFrontendOptions().InputsAndOutputs
.primaryInputCount();
std::vector<std::string> outputFiles(N, "/<unused>");
// inputs and outputs.
std::vector<std::string> outputFiles{"/<unused>"};
std::vector<SupplementaryOutputPaths> ModuleOutputPaths;
ModuleOutputPaths.emplace_back();
ModuleOutputPaths.back().ModuleOutputPath = outputPath.str();
assert(N == ModuleOutputPaths.size());
assert(subInvocation.getFrontendOptions().InputsAndOutputs.isWholeModule());
subInvocation.getFrontendOptions().InputsAndOutputs
.setMainAndSupplementaryOutputs(outputFiles, ModuleOutputPaths);