Add clarifying comment to forEachInputNotProducingSupplementaryOutput.

David Ungar · David Ungar · commit 34f423fb5b6b · 2018-05-09T20:55:46.000-07:00
diff --git a/lib/Frontend/FrontendInputsAndOutputs.cpp b/lib/Frontend/FrontendInputsAndOutputs.cpp
@@ -373,6 +373,8 @@ bool FrontendInputsAndOutputs::forEachInputProducingSupplementaryOutput(
 
 bool FrontendInputsAndOutputs::forEachInputNotProducingSupplementaryOutput(
     llvm::function_ref<bool(const InputFile &)> fn) const {
+  // If no primary inputs, compiler is in whole-module-optimzation mode, and
+  // every input can produce supplementary outputs.
   return hasPrimaryInputs() ? forEachNonPrimaryInput(fn) : false;
 }
 

Original file line number	Diff line number	Diff line change
`@@ -373,6 +373,8 @@ bool FrontendInputsAndOutputs::forEachInputProducingSupplementaryOutput(`
`373`	`373`
`374`	`374`	`bool FrontendInputsAndOutputs::forEachInputNotProducingSupplementaryOutput(`
`375`	`375`	`llvm::function_ref<bool(const InputFile &)> fn) const {`
	`376`	`+ // If no primary inputs, compiler is in whole-module-optimzation mode, and`
	`377`	`+ // every input can produce supplementary outputs.`
`376`	`378`	`return hasPrimaryInputs() ? forEachNonPrimaryInput(fn) : false;`
`377`	`379`	`}`
`378`	`380`