Remove the incorrect assertion. We don't have enough information before relocation to set U bit.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@59170 91177308-0d34-0410-b5e6-96231b3b80d8
diff --git a/lib/Target/ARM/ARMJITInfo.cpp b/lib/Target/ARM/ARMJITInfo.cpp
index 2c47f22..6dfd5fa 100644
--- a/lib/Target/ARM/ARMJITInfo.cpp
+++ b/lib/Target/ARM/ARMJITInfo.cpp
@@ -246,8 +246,7 @@
         *((intptr_t*)RelocPos) |= 1 << ARMII::U_BitShift;
       else {
         // Otherwise, obtain the absolute value and set bit U(23) to 0.
-        assert((*((intptr_t*)RelocPos) & (1 << ARMII::U_BitShift)) == 0 &&
-               "U bit is not zero?");
+        *((intptr_t*)RelocPos) &= ~(1 << ARMII::U_BitShift);
         ResultPtr = - ResultPtr;
       }
       // Set the immed value calculated.