[llvm-commits] [llvm] r61675 - /llvm/trunk/lib/AsmParser/LLParser.cpp

[Chris Lattner]

Author: lattner
Date: Mon Jan  5 01:46:05 2009
New Revision: 61675

URL: http://llvm.org/viewvc/llvm-project?rev=61675&view=rev
Log:
PR3281:crash00.ll: produce this diagnostic instead of crashing:

@t = global i8 0, align 3
                        ^


Modified:
    llvm/trunk/lib/AsmParser/LLParser.cpp

Modified: llvm/trunk/lib/AsmParser/LLParser.cpp
URL: http://llvm.org/viewvc/llvm-project/llvm/trunk/lib/AsmParser/LLParser.cpp?rev=61675&r1=61674&r2=61675&view=diff

==============================================================================
--- llvm/trunk/lib/AsmParser/LLParser.cpp (original)
+++ llvm/trunk/lib/AsmParser/LLParser.cpp Mon Jan  5 01:46:05 2009
@@ -793,7 +793,11 @@
   Alignment = 0;
   if (!EatIfPresent(lltok::kw_align))
     return false;
-  return ParseUInt32(Alignment);
+  LocTy AlignLoc = Lex.getLoc();
+  if (ParseUInt32(Alignment)) return true;
+  if (!isPowerOf2_32(Alignment))
+    return Error(AlignLoc, "alignment is not a power of two");
+  return false;
 }
 
 /// ParseOptionalCommaAlignment