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riscv-gcc-1
Commit e45f44f3 by Ian Lance Taylor
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Do not permit method expressions with pointers to interface types. 

From-SVN: r171633
parent 8a445129
Showing with 5 additions and 3 deletions
gcc/go/gofrontend/expressions.cc
...@@ -10263,7 +10263,7 @@ Selector_expression::lower_method_expression(Gogo* gogo) ...@@ -10263,7 +10263,7 @@ Selector_expression::lower_method_expression(Gogo* gogo)
bool is_ambiguous; bool is_ambiguous;
Method* method = nt->method_function(name, &is_ambiguous); Method* method = nt->method_function(name, &is_ambiguous);
const Typed_identifier* imethod = NULL; const Typed_identifier* imethod = NULL;
if (method == NULL) if (method == NULL && !is_pointer)
{ {
Interface_type* it = nt->interface_type(); Interface_type* it = nt->interface_type();
if (it != NULL) if (it != NULL)
...@@ -10273,12 +10273,14 @@ Selector_expression::lower_method_expression(Gogo* gogo) ...@@ -10273,12 +10273,14 @@ Selector_expression::lower_method_expression(Gogo* gogo)
if (method == NULL && imethod == NULL) if (method == NULL && imethod == NULL)
{ {
if (!is_ambiguous) if (!is_ambiguous)
error_at(location, "type %<%s%> has no method %<%s%>", error_at(location, "type %<%s%s%> has no method %<%s%>",
is_pointer ? "*" : "",
nt->message_name().c_str(), nt->message_name().c_str(),
Gogo::message_name(name).c_str()); Gogo::message_name(name).c_str());
else else
error_at(location, "method %<%s%> is ambiguous in type %<%s%>", error_at(location, "method %<%s%s%> is ambiguous in type %<%s%>",
Gogo::message_name(name).c_str(), Gogo::message_name(name).c_str(),
is_pointer ? "*" : "",
nt->message_name().c_str()); nt->message_name().c_str());
return Expression::make_error(location); return Expression::make_error(location);
} }
......
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