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re PR go/61253 (gccgo: spurious "error: expected '<-' or '='" [GoSmith])

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PR go/61253
compiler: Support RecvStmt = ExpressionList "=" RecvExpr.

From-SVN: r218753
This commit is contained in:
Ian Lance Taylor 2014-12-15 17:12:26 +00:00
parent 6bfb1253a4
commit cb3eb3dce7
1 changed files with 10 additions and 0 deletions
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10
gcc/go/gofrontend/parse.cc
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@ -5031,6 +5031,16 @@ Parse::send_or_recv_stmt(bool* is_send, Expression** channel, Expression** val,
e = Expression::make_receive(*channel, (*channel)->location());
}
if (!saw_comma && this->peek_token()->is_op(OPERATOR_COMMA))
{
this->advance_token();
// case v, e = <-c:
if (!e->is_sink_expression())
*val = e;
e = this->expression(PRECEDENCE_NORMAL, true, true, NULL, NULL);
saw_comma = true;
}
if (this->peek_token()->is_op(OPERATOR_EQ))
{
if (!this->advance_token()->is_op(OPERATOR_CHANOP))