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Identify fragile reductions at compile time

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This commit is contained in:
Max Brunsfeld 2015-02-21 10:41:23 -08:00
parent a92067702d
commit 2d436cf141
13 changed files with 4843 additions and 4790 deletions
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20
src/compiler/parse_table.cc
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@ -12,12 +12,14 @@ using rules::Symbol;
ParseAction::ParseAction(ParseActionType type, ParseStateId state_index,
Symbol symbol, size_t consumed_symbol_count,
set<int> precedence_values)
set<int> precedence_values,
int production_id)
: type(type),
symbol(symbol),
state_index(state_index),
consumed_symbol_count(consumed_symbol_count),
precedence_values(precedence_values) {}
precedence_values(precedence_values),
production_id(production_id) {}
ParseAction::ParseAction()
: type(ParseActionTypeError),
@ -26,31 +28,31 @@ ParseAction::ParseAction()
consumed_symbol_count(0) {}
ParseAction ParseAction::Error() {
return ParseAction(ParseActionTypeError, -1, Symbol(-1), 0, { 0 });
return ParseAction(ParseActionTypeError, -1, Symbol(-1), 0, { 0 }, 0);
}
ParseAction ParseAction::Accept() {
return ParseAction(ParseActionTypeAccept, -1, Symbol(-1), 0, { 0 });
return ParseAction(ParseActionTypeAccept, -1, Symbol(-1), 0, { 0 }, 0);
}
ParseAction ParseAction::Shift(ParseStateId state_index,
set<int> precedence_values) {
return ParseAction(ParseActionTypeShift, state_index, Symbol(-1), 0,
precedence_values);
precedence_values, 0);
}
ParseAction ParseAction::ShiftExtra() {
return ParseAction(ParseActionTypeShiftExtra, 0, Symbol(-1), 0, { 0 });
return ParseAction(ParseActionTypeShiftExtra, 0, Symbol(-1), 0, { 0 }, 0);
}
ParseAction ParseAction::ReduceExtra(Symbol symbol) {
return ParseAction(ParseActionTypeReduceExtra, 0, symbol, 0, { 0 });
return ParseAction(ParseActionTypeReduceExtra, 0, symbol, 0, { 0 }, 0);
}
ParseAction ParseAction::Reduce(Symbol symbol, size_t consumed_symbol_count,
int precedence) {
int precedence, int production_id) {
return ParseAction(ParseActionTypeReduce, 0, symbol, consumed_symbol_count,
{ precedence });
{ precedence }, production_id);
}
bool ParseAction::operator==(const ParseAction &other) const {