[PATCH] D20755: [MC] Check the upper bound in truncate assertion

[Petr Hosek via llvm-commits]

This revision was automatically updated to reflect the committed changes.
Closed by commit rL271773: [MC] Check the upper bound in truncate assertion (authored by phosek).

Changed prior to commit:
  http://reviews.llvm.org/D20755?vs=58845&id=59643#toc

Repository:
  rL LLVM

http://reviews.llvm.org/D20755

Files:
  llvm/trunk/lib/MC/MCAsmStreamer.cpp

Index: llvm/trunk/lib/MC/MCAsmStreamer.cpp
===================================================================
--- llvm/trunk/lib/MC/MCAsmStreamer.cpp
+++ llvm/trunk/lib/MC/MCAsmStreamer.cpp
@@ -314,7 +314,7 @@
 }
 
 static inline int64_t truncateToSize(int64_t Value, unsigned Bytes) {
-  assert(Bytes && "Invalid size!");
+  assert(Bytes > 0 && Bytes <= 8 && "Invalid size!");
   return Value & ((uint64_t) (int64_t) -1 >> (64 - Bytes * 8));
 }
 


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