From 8100d38cfab4874ff1676b37529abc281c8665c0 Mon Sep 17 00:00:00 2001
From: Chris Lattner <sabre@nondot.org>
Date: Sat, 28 Feb 2009 18:12:41 +0000
Subject: reject 0 element vectors with: @a = internal constant void bitcast(<0
 x i8> <> to void)                                      ^

Fixes PR3685


git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@65698 91177308-0d34-0410-b5e6-96231b3b80d8
---
 lib/AsmParser/LLParser.cpp | 2 ++
 1 file changed, 2 insertions(+)

(limited to 'lib/AsmParser')

diff --git a/lib/AsmParser/LLParser.cpp b/lib/AsmParser/LLParser.cpp
index abddc59..85b4966 100644
--- a/lib/AsmParser/LLParser.cpp
+++ b/lib/AsmParser/LLParser.cpp
@@ -1262,6 +1262,8 @@ bool LLParser::ParseArrayVectorType(PATypeHolder &Result, bool isVector) {
     return true;
   
   if (isVector) {
+    if (Size == 0)
+      return Error(SizeLoc, "zero element vector is illegal");
     if ((unsigned)Size != Size)
       return Error(SizeLoc, "size too large for vector");
     if (!EltTy->isFloatingPoint() && !EltTy->isInteger())
-- 
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