[llvm] r273161 - Removing an unused switch statement that has only a default label. This happens to also eliminate an instance of switchception. NFC intended.

[Aaron Ballman via llvm-commits]

Author: aaronballman
Date: Mon Jun 20 10:37:15 2016
New Revision: 273161

URL: http://llvm.org/viewvc/llvm-project?rev=273161&view=rev
Log:
Removing an unused switch statement that has only a default label. This happens to also eliminate an instance of switchception. NFC intended.

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

Modified: llvm/trunk/lib/Target/ARM/ARMMCInstLower.cpp
URL: http://llvm.org/viewvc/llvm-project/llvm/trunk/lib/Target/ARM/ARMMCInstLower.cpp?rev=273161&r1=273160&r2=273161&view=diff
==============================================================================
--- llvm/trunk/lib/Target/ARM/ARMMCInstLower.cpp (original)
+++ llvm/trunk/lib/Target/ARM/ARMMCInstLower.cpp Mon Jun 20 10:37:15 2016
@@ -26,29 +26,23 @@ using namespace llvm;
 
 MCOperand ARMAsmPrinter::GetSymbolRef(const MachineOperand &MO,
                                       const MCSymbol *Symbol) {
-  const MCExpr *Expr;
-  unsigned Option = MO.getTargetFlags() & ARMII::MO_OPTION_MASK;
-  switch (Option) {
-  default: {
-    Expr = MCSymbolRefExpr::create(Symbol, MCSymbolRefExpr::VK_None,
-                                   OutContext);
-    switch (Option) {
-    default: llvm_unreachable("Unknown target flag on symbol operand");
-    case ARMII::MO_NO_FLAG:
-      break;
-    case ARMII::MO_LO16:
-      Expr = MCSymbolRefExpr::create(Symbol, MCSymbolRefExpr::VK_None,
-                                     OutContext);
-      Expr = ARMMCExpr::createLower16(Expr, OutContext);
-      break;
-    case ARMII::MO_HI16:
-      Expr = MCSymbolRefExpr::create(Symbol, MCSymbolRefExpr::VK_None,
-                                     OutContext);
-      Expr = ARMMCExpr::createUpper16(Expr, OutContext);
-      break;
-    }
+  const MCExpr *Expr =
+      MCSymbolRefExpr::create(Symbol, MCSymbolRefExpr::VK_None, OutContext);
+  switch (MO.getTargetFlags() & ARMII::MO_OPTION_MASK) {
+  default:
+    llvm_unreachable("Unknown target flag on symbol operand");
+  case ARMII::MO_NO_FLAG:
+    break;
+  case ARMII::MO_LO16:
+    Expr =
+        MCSymbolRefExpr::create(Symbol, MCSymbolRefExpr::VK_None, OutContext);
+    Expr = ARMMCExpr::createLower16(Expr, OutContext);
+    break;
+  case ARMII::MO_HI16:
+    Expr =
+        MCSymbolRefExpr::create(Symbol, MCSymbolRefExpr::VK_None, OutContext);
+    Expr = ARMMCExpr::createUpper16(Expr, OutContext);
     break;
-  }
   }
 
   if (!MO.isJTI() && MO.getOffset())