From bd2531f8a607bd297fd915eea45376b0b972d96e Mon Sep 17 00:00:00 2001
From: Chris Lattner <sabre@nondot.org>
Date: Fri, 10 Oct 2003 16:34:58 +0000
Subject: [PATCH] Reserve space for PHI operands

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@9007 91177308-0d34-0410-b5e6-96231b3b80d8
---
 lib/AsmParser/llvmAsmParser.y | 1 +
 1 file changed, 1 insertion(+)

diff --git a/lib/AsmParser/llvmAsmParser.y b/lib/AsmParser/llvmAsmParser.y
index dcfb9436573..f9c076c7ea5 100644
--- a/lib/AsmParser/llvmAsmParser.y
+++ b/lib/AsmParser/llvmAsmParser.y
@@ -1649,6 +1649,7 @@ InstVal : ArithmeticOps Types ValueRef ',' ValueRef {
   | PHI PHIList {
     const Type *Ty = $2->front().first->getType();
     $$ = new PHINode(Ty);
+    $$->op_reserve($2->size()*2);
     while ($2->begin() != $2->end()) {
       if ($2->front().first->getType() != Ty) 
 	ThrowException("All elements of a PHI node must be of the same type!");
-- 
2.34.1