[AArch64] Fix unannotated fall-through between switch labels

Jinsong Ji · Jinsong Ji · commit a233e7d7cb64 · 2019-10-28T15:18:50.000Z
This is breaking buildbot with -Werror,-Wimplicit-fallthrough on. eg: http://lab.llvm.org:8011/builders/ppc64le-lld-multistage-test/builds/6881
diff --git a/llvm/lib/Target/AArch64/AArch64ISelDAGToDAG.cpp b/llvm/lib/Target/AArch64/AArch64ISelDAGToDAG.cpp
@@ -153,6 +153,7 @@ class AArch64DAGToDAGISel : public SelectionDAGISel {
       if (auto CN = dyn_cast<ConstantFPSDNode>(Opnd0))
         if (CN->isZero())
           return true;
+      break;
     }
     default:
       break;

Original file line number	Diff line number	Diff line change
`@@ -153,6 +153,7 @@ class AArch64DAGToDAGISel : public SelectionDAGISel {`
`153`	`153`	`if (auto CN = dyn_cast<ConstantFPSDNode>(Opnd0))`
`154`	`154`	`if (CN->isZero())`
`155`	`155`	`return true;`
	`156`	`+ break;`
`156`	`157`	`}`
`157`	`158`	`default:`
`158`	`159`	`break;`