[PATCH] D24648: Fix unused result from sign extending an Offset.

[Stephen Hines via cfe-commits]

srhines created this revision.
srhines added a reviewer: cfe-commits.
srhines added a subscriber: meikeb.

Offset was doubled in size, but the assignment was missing. We just need
to reassign to the original variable in this case to fix it.

https://reviews.llvm.org/D24648

Files:
  lib/Sema/SemaChecking.cpp

Index: lib/Sema/SemaChecking.cpp
===================================================================
--- lib/Sema/SemaChecking.cpp
+++ lib/Sema/SemaChecking.cpp
@@ -3882,7 +3882,7 @@
   // possible.
   if (Ov) {
     assert(BitWidth <= UINT_MAX / 2 && "index (intermediate) result too big");
-    Offset.sext(2 * BitWidth);
+    Offset = Offset.sext(2 * BitWidth);
     sumOffsets(Offset, Addend, BinOpKind, AddendIsRight);
     return;
   }


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