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Parser - Changes to AST for the if instruction

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The "else" case is now specific (to value 0), while the "then" case
is the default.
This commit is contained in:
Emmanuel BENOîT 2017-11-12 11:23:29 +01:00
parent e8460456e6
commit f97bb9b596
1 changed files with 8 additions and 6 deletions
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14
opparser.cc
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@ -1195,19 +1195,21 @@ M_INSTR_( If )
return;
}
cond.setCase( 1 , parseBlock( cond , input[ 2 ] ) );
if ( cond.hasCase( 1 ) ) {
cond.getCase( 1 ).location( ) = input[ 2 ].location( );
cond.setDefaultCase( parseBlock( cond , input[ 2 ] ) );
if ( cond.hasDefaultCase( ) ) {
cond.defaultCase( ).location( ) = input[ 2 ].location( );
}
if ( input.size( ) > 3 ) {
cond.setDefaultCase( parseBlock( cond , input[ 3 ] ) );
if ( cond.hasDefaultCase( ) ) {
cond.defaultCase( ).location( ) = input[ 3 ].location( );
cond.setCase( 0 , parseBlock( cond , input[ 3 ] ) );
if ( cond.hasCase( 0 ) ) {
cond.getCase( 0 ).location( ) = input[ 3 ].location( );
}
if ( input.size( ) > 4 ) {
errors.addNew( "too many arguments" , input[ 4 ].location( ) );
}
} else {
cond.setCase( 0 , NewOwned< T_InstrListNode >( cond ) );
}
}