[llvm] r309272 - [ARM] Mark labels in skipAlignedDPRCS2Spills as fallthrough (NFC).

[Florian Hahn via llvm-commits]

Author: fhahn
Date: Thu Jul 27 07:37:17 2017
New Revision: 309272

URL: http://llvm.org/viewvc/llvm-project?rev=309272&view=rev
Log:
[ARM] Mark labels in skipAlignedDPRCS2Spills as fallthrough (NFC).

The comment at the top of the switch statement indicates that the
fall-through behavior is intentional. By using LLVM_FALLTHROUGH,
-Wimplicit-fallthrough are silenced, which is enabled by default in GCC
7.


Modified:
    llvm/trunk/lib/Target/ARM/ARMFrameLowering.cpp

Modified: llvm/trunk/lib/Target/ARM/ARMFrameLowering.cpp
URL: http://llvm.org/viewvc/llvm-project/llvm/trunk/lib/Target/ARM/ARMFrameLowering.cpp?rev=309272&r1=309271&r2=309272&view=diff
==============================================================================
--- llvm/trunk/lib/Target/ARM/ARMFrameLowering.cpp (original)
+++ llvm/trunk/lib/Target/ARM/ARMFrameLowering.cpp Thu Jul 27 07:37:17 2017
@@ -1283,9 +1283,11 @@ skipAlignedDPRCS2Spills(MachineBasicBloc
   case 7:
     ++MI;
     assert(MI->mayStore() && "Expecting spill instruction");
+    LLVM_FALLTHROUGH;
   default:
     ++MI;
     assert(MI->mayStore() && "Expecting spill instruction");
+    LLVM_FALLTHROUGH;
   case 1:
   case 2:
   case 4: