From 5e30b2366a4a320f59ed7e0bfcfe72f5f8c9d108 Mon Sep 17 00:00:00 2001
From: yum <yum.food.vr@gmail.com>
Date: Tue, 7 Mar 2023 20:16:37 -0800
Subject: Fix beam search previous window conditioning

Not all contexts had `prev_prompt`, causing most beams to misbehave.
---
 Whisper/Whisper/ContextImpl.cpp       | 5 +++++
 Whisper/WhisperCLI/WhisperCLI.vcxproj | 2 ++
 2 files changed, 7 insertions(+)

diff --git a/Whisper/Whisper/ContextImpl.cpp b/Whisper/Whisper/ContextImpl.cpp
index c52a167..2fe2484 100644
--- a/Whisper/Whisper/ContextImpl.cpp
+++ b/Whisper/Whisper/ContextImpl.cpp
@@ -926,6 +926,11 @@ HRESULT COMLIGHTCALL ContextImpl::runFullImpl( const sFullParams& params, const
 		for( const auto& r : tokens_cur )
 			prompt_past.push_back( r.id );
 
+		for (int i = 0; i < n_ctxt; i++) {
+			auto& cur_prompt_past = ctx_[best_beam].prompt_past;
+			cur_prompt_past = prompt_past;
+		}
+
 		// store the text from this iteration
 		if( !tokens_cur.empty() )
 		{
diff --git a/Whisper/WhisperCLI/WhisperCLI.vcxproj b/Whisper/WhisperCLI/WhisperCLI.vcxproj
index 8295eee..b268b37 100644
--- a/Whisper/WhisperCLI/WhisperCLI.vcxproj
+++ b/Whisper/WhisperCLI/WhisperCLI.vcxproj
@@ -126,12 +126,14 @@
       <SDLCheck>true</SDLCheck>
       <PreprocessorDefinitions>NDEBUG;_CONSOLE;%(PreprocessorDefinitions)</PreprocessorDefinitions>
       <ConformanceMode>true</ConformanceMode>
+      <LanguageStandard>stdcpp20</LanguageStandard>
     </ClCompile>
     <Link>
       <SubSystem>Console</SubSystem>
       <EnableCOMDATFolding>true</EnableCOMDATFolding>
       <OptimizeReferences>true</OptimizeReferences>
       <GenerateDebugInformation>true</GenerateDebugInformation>
+      <AdditionalDependencies>$(CoreLibraryDependencies);%(AdditionalDependencies);$(OutDir)Whisper.lib</AdditionalDependencies>
     </Link>
   </ItemDefinitionGroup>
   <ItemGroup>
-- 
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