llvm-objdump: Skip branches that leave the current function.

In "normal" code these only happen when disassembling data, so we
won't lose anything if we just drop them.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@135786 91177308-0d34-0410-b5e6-96231b3b80d8
diff --git a/tools/llvm-objdump/MCFunction.cpp b/tools/llvm-objdump/MCFunction.cpp
index eef58cd..4a4f9d5 100644
--- a/tools/llvm-objdump/MCFunction.cpp
+++ b/tools/llvm-objdump/MCFunction.cpp
@@ -46,7 +46,10 @@
           int64_t Imm = Inst.getOperand(0).getImm();
           // FIXME: Distinguish relocations from nop jumps.
           if (Imm != 0) {
-            assert(Index+Imm+Size < End && "Branch out of function.");
+            if (Index+Imm+Size >= End) {
+              Instructions.push_back(MCDecodedInst(Index, Size, Inst));
+              continue; // Skip branches that leave the function.
+            }
             Splits.insert(Index+Imm+Size);
           }
         }