Program: 88156
Project: 88156
Buggy source:
public void updateSuggestions(){
  if ((mSuggest == null || !isSuggestionsRequested()) && !mVoiceProxy.isVoiceInputHighlighted()) {
    return;
  }
  if (!mHasUncommittedTypedChars) {
    setPunctuationSuggestions();
    return;
  }
  final WordComposer wordComposer=mWordComposer;
  final InputConnection ic=getCurrentInputConnection();
  final CharSequence prevWord;
  if (null == ic) {
    prevWord=null;
  }
 else {
    prevWord=EditingUtils.getPreviousWord(ic,mSettingsValues.mWordSeparators);
  }
  final SuggestedWords.Builder builder=mSuggest.getSuggestedWordBuilder(wordComposer,prevWord,mKeyboardSwitcher.getLatinKeyboard().getProximityInfo());
  boolean autoCorrectionAvailable=!mInputTypeNoAutoCorrect && mSuggest.hasAutoCorrection();
  final CharSequence typedWord=wordComposer.getTypedWord();
  final boolean typedWordValid=AutoCorrection.isValidWordForAutoCorrection(mSuggest.getUnigramDictionaries(),typedWord,preferCapitalization());
  if (mCorrectionMode == Suggest.CORRECTION_FULL || mCorrectionMode == Suggest.CORRECTION_FULL_BIGRAM) {
    autoCorrectionAvailable|=typedWordValid;
  }
  autoCorrectionAvailable&=!wordComposer.isMostlyCaps();
  autoCorrectionAvailable&=!TextEntryState.isRecorrecting();
  if (typedWord != null) {
    if (builder.size() > 1 || typedWord.length() == 1 || typedWordValid || mSuggestionsView.isShowingAddToDictionaryHint()) {
      builder.setTypedWordValid(typedWordValid).setHasMinimalSuggestion(autoCorrectionAvailable);
    }
 else {
      SuggestedWords previousSuggestions=mSuggestionsView.getSuggestions();
      if (previousSuggestions == mSettingsValues.mSuggestPuncList) {
        if (builder.size() == 0) {
          return;
        }
        previousSuggestions=SuggestedWords.EMPTY;
      }
      builder.addTypedWordAndPreviousSuggestions(typedWord,previousSuggestions);
    }
  }
  showSuggestions(builder.build(),typedWord);
}

Fixed version (ground truth):
public void updateSuggestions(){
  if ((mSuggest == null || !isSuggestionsRequested()) && !mVoiceProxy.isVoiceInputHighlighted()) {
    return;
  }
  mHandler.cancelUpdateSuggestions();
  mHandler.cancelUpdateOldSuggestions();
  mHandler.cancelUpdateBigramPredictions();
  if (!mHasUncommittedTypedChars) {
    setPunctuationSuggestions();
    return;
  }
  final WordComposer wordComposer=mWordComposer;
  final InputConnection ic=getCurrentInputConnection();
  final CharSequence prevWord;
  if (null == ic) {
    prevWord=null;
  }
 else {
    prevWord=EditingUtils.getPreviousWord(ic,mSettingsValues.mWordSeparators);
  }
  final SuggestedWords.Builder builder=mSuggest.getSuggestedWordBuilder(wordComposer,prevWord,mKeyboardSwitcher.getLatinKeyboard().getProximityInfo());
  boolean autoCorrectionAvailable=!mInputTypeNoAutoCorrect && mSuggest.hasAutoCorrection();
  final CharSequence typedWord=wordComposer.getTypedWord();
  final boolean typedWordValid=AutoCorrection.isValidWordForAutoCorrection(mSuggest.getUnigramDictionaries(),typedWord,preferCapitalization());
  if (mCorrectionMode == Suggest.CORRECTION_FULL || mCorrectionMode == Suggest.CORRECTION_FULL_BIGRAM) {
    autoCorrectionAvailable|=typedWordValid;
  }
  autoCorrectionAvailable&=!wordComposer.isMostlyCaps();
  autoCorrectionAvailable&=!TextEntryState.isRecorrecting();
  if (typedWord != null) {
    if (builder.size() > 1 || typedWord.length() == 1 || typedWordValid || mSuggestionsView.isShowingAddToDictionaryHint()) {
      builder.setTypedWordValid(typedWordValid).setHasMinimalSuggestion(autoCorrectionAvailable);
    }
 else {
      SuggestedWords previousSuggestions=mSuggestionsView.getSuggestions();
      if (previousSuggestions == mSettingsValues.mSuggestPuncList) {
        if (builder.size() == 0) {
          return;
        }
        previousSuggestions=SuggestedWords.EMPTY;
      }
      builder.addTypedWordAndPreviousSuggestions(typedWord,previousSuggestions);
    }
  }
  showSuggestions(builder.build(),typedWord);
}