https://gcc.gnu.org/bugzilla/show_bug.cgi?id=61273
Bug ID: 61273
Summary: gccgo: ICE in
Unsafe_type_conversion_expression::do_get_backend
[GoSmith]
Product: gcc
Version: 4.10.0
Status: UNCONFIRMED
Severity: normal
Priority: P3
Component: go
Assignee: ian at airs dot com
Reporter: dvyukov at google dot com
gccgo (GCC) 4.10.0 20140516 (experimental)
The program is:
package main
func main() {
c := make(chan bool, 1)
for ; false; c <- false {
}
}
$ go build -compiler=gccgo src.go
src.go:6:1: error: expected '{'
}
^
src.go:4:8: error: expected type
for ; false; c <- false {
^
go1: internal compiler error: in do_get_backend, at
go/gofrontend/expressions.cc:3532
0x5a21eb Unsafe_type_conversion_expression::do_get_backend(Translate_context*)
../../gcc/go/gofrontend/expressions.cc:3527
0x5bb6eb Call_expression::do_get_backend(Translate_context*)
../../gcc/go/gofrontend/expressions.cc:9425
0x60a1d8 Send_statement::do_get_backend(Translate_context*)
../../gcc/go/gofrontend/statements.cc:4513
0x5db097 Block::get_backend(Translate_context*)
../../gcc/go/gofrontend/gogo.cc:5454
0x60741c Block_statement::do_get_backend(Translate_context*)
../../gcc/go/gofrontend/statements.cc:1811
0x5db097 Block::get_backend(Translate_context*)
../../gcc/go/gofrontend/gogo.cc:5454
0x60741c Block_statement::do_get_backend(Translate_context*)
../../gcc/go/gofrontend/statements.cc:1811
0x5db097 Block::get_backend(Translate_context*)
../../gcc/go/gofrontend/gogo.cc:5454
0x60741c Block_statement::do_get_backend(Translate_context*)
../../gcc/go/gofrontend/statements.cc:1811
0x5db097 Block::get_backend(Translate_context*)
../../gcc/go/gofrontend/gogo.cc:5454
0x5dc925 Function::build(Gogo*, Named_object*)
../../gcc/go/gofrontend/gogo.cc:5062
0x5ddc57 Named_object::get_backend(Gogo*, std::vector<Bexpression*,
std::allocator<Bexpression*> >&, std::vector<Btype*, std::allocator<Btype*> >&,
std::vector<Bfunction*, std::allocator<Bfunction*> >&)
../../gcc/go/gofrontend/gogo.cc:6753
0x5e2b5c Gogo::write_globals()
../../gcc/go/gofrontend/gogo.cc:1136
gc successfully compiles the code.
