Add support for BlockAddress values in ARM constant pools.


git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@85806 91177308-0d34-0410-b5e6-96231b3b80d8
diff --git a/lib/Target/ARM/ARMCodeEmitter.cpp b/lib/Target/ARM/ARMCodeEmitter.cpp
index 3187eb5..13cf676 100644
--- a/lib/Target/ARM/ARMCodeEmitter.cpp
+++ b/lib/Target/ARM/ARMCodeEmitter.cpp
@@ -428,6 +428,7 @@
     DEBUG(errs() << "  ** ARM constant pool #" << CPI << " @ "
           << (void*)MCE.getCurrentPCValue() << " " << *ACPV << '\n');
 
+    assert(ACPV->isGlobalValue() && "unsupported constant pool value");
     GlobalValue *GV = ACPV->getGV();
     if (GV) {
       Reloc::Model RelocM = TM.getRelocationModel();