Suppress may-be-used-uninitialized warning.


git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@74529 91177308-0d34-0410-b5e6-96231b3b80d8
diff --git a/tools/llvm-mc/AsmExpr.cpp b/tools/llvm-mc/AsmExpr.cpp
index 868cd0d..3c19be3 100644
--- a/tools/llvm-mc/AsmExpr.cpp
+++ b/tools/llvm-mc/AsmExpr.cpp
@@ -132,7 +132,8 @@
     // FIXME: We need target hooks for the evaluation. It may be limited in
     // width, and gas defines the result of comparisons differently from Apple
     // as (the result is sign extended).
-    int64_t Result, LHS = LHSValue.getConstant(), RHS = RHSValue.getConstant();
+    int64_t LHS = LHSValue.getConstant(), RHS = RHSValue.getConstant();
+    int64_t Result = 0;
     switch (ABE->getOpcode()) {
     case AsmBinaryExpr::Add:  Result = LHS + RHS; break;
     case AsmBinaryExpr::And:  Result = LHS & RHS; break;