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remove redundant unreachable code error

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Josh Wolfe
2017-04-23 08:34:18 -07:00
parent 8299fe19c0
commit 14dfbd6ad3
2 changed files with 2 additions and 11 deletions
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11
src/ir.cpp
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@@ -3387,15 +3387,6 @@ static IrInstruction *ir_gen_block(IrBuilder *irb, Scope *parent_scope, AstNode
continue;
}
if (is_continuation_unreachable) {
// if you put a semicolon after a return statement,
// then we get a void statement in the unreachable area.
// this is fine. ignore any void blocks we get from this happening.
if (statement_node->type == NodeTypeBlock && statement_node->data.block.statements.length == 0)
continue;
add_node_error(irb->codegen, statement_node, buf_sprintf("unreachable code"));
}
IrInstruction *statement_value = ir_gen_node(irb, statement_node, child_scope);
is_continuation_unreachable = instr_is_unreachable(statement_value);
if (is_continuation_unreachable)
@@ -3411,7 +3402,7 @@ static IrInstruction *ir_gen_block(IrBuilder *irb, Scope *parent_scope, AstNode
IrInstructionDeclVar *decl_var_instruction = (IrInstructionDeclVar *)statement_value;
child_scope = decl_var_instruction->var->child_scope;
} else {
// label, defer, variable declaration will never be the last statement
// label, defer, variable declaration will never be the result expression
if (block_node->data.block.last_statement_is_result_expression &&
i == block_node->data.block.statements.length - 1) {
// this is the result value statement