From 93049316b48a5c2e856e4087ff71241c94544d28 Mon Sep 17 00:00:00 2001
From: "graehl@gmail.com"
 <graehl@gmail.com@ec762483-ff6d-05da-a07a-a48fb63a330f>
Date: Wed, 4 Aug 2010 06:45:36 +0000
Subject: alloca note

git-svn-id: https://ws10smt.googlecode.com/svn/trunk@476 ec762483-ff6d-05da-a07a-a48fb63a330f
---
 decoder/ff_lm_fsa.h | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

(limited to 'decoder')

diff --git a/decoder/ff_lm_fsa.h b/decoder/ff_lm_fsa.h
index df11ab18..b95fde02 100755
--- a/decoder/ff_lm_fsa.h
+++ b/decoder/ff_lm_fsa.h
@@ -53,7 +53,7 @@ struct LanguageModelFsa : public FsaFeatureFunctionBase<LanguageModelFsa> {
     }
     //variable length array is in C99, msvc++, if it doesn't support it, #ifdef it or use a stackalloc call (forget the name)
     if (ctxlen_) {
-      WordID ctx[ngram_order_];
+      WordID ctx[ngram_order_]; //alloca if you don't have C99
       state_copy(ctx,old_st);
       ctx[ctxlen_]=TD::none; // make this part of state?  wastes space but saves copies.
       Featval p=floored(pimpl_->WordProb(w,ctx));
-- 
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