[ARM] GlobalISel: Error out instead of asserting

Allow unknown types in TLI.getValueType, otherwise we get asserts for certain
types that we do not support yet (instead of returning that we don't support
them and falling through the normal error path).

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@293888 91177308-0d34-0410-b5e6-96231b3b80d8

lib/Target/ARM/ARMCallLowering.cpp

@@ -33,7 +33,7 @@ ARMCallLowering::ARMCallLowering(const ARMTargetLowering &TLI)
 
 static bool isSupportedType(const DataLayout &DL, const ARMTargetLowering &TLI,
                             Type *T) {
-  EVT VT = TLI.getValueType(DL, T);
+  EVT VT = TLI.getValueType(DL, T, true);
   if (!VT.isSimple() || !VT.isInteger() || VT.isVector())
     return false;