[AutoDiff] Make DifferentiableActivityInfo::dump print an end marker.

dan-zheng · dan-zheng · commit 8102d9194189 · 2020-08-24T10:10:57.000-07:00
End markers are useful for FileCheck.
diff --git a/lib/SILOptimizer/Analysis/DifferentiableActivityAnalysis.cpp b/lib/SILOptimizer/Analysis/DifferentiableActivityAnalysis.cpp
@@ -557,6 +557,8 @@ void DifferentiableActivityInfo::dump(SILAutoDiffIndices indices,
     for (auto &inst : bb)
       for (auto res : inst.getResults())
         dump(res, indices, s);
-    s << '\n';
+    if (std::next(bb.getIterator()) != fn.end())
+      s << '\n';
   }
+  s << "End activity info for " << fn.getName() << " at " << indices << "\n\n";
 }

Original file line number	Diff line number	Diff line change
`@@ -557,6 +557,8 @@ void DifferentiableActivityInfo::dump(SILAutoDiffIndices indices,`
`557`	`557`	`for (auto &inst : bb)`
`558`	`558`	`for (auto res : inst.getResults())`
`559`	`559`	`dump(res, indices, s);`
`560`		`- s << '\n';`
	`560`	`+ if (std::next(bb.getIterator()) != fn.end())`
	`561`	`+ s << '\n';`
`561`	`562`	`}`
	`563`	`+ s << "End activity info for " << fn.getName() << " at " << indices << "\n\n";`
`562`	`564`	`}`