Files
carbon-lang/toolchain/check/handle_call_expr.cpp
T
Chandler Carruth 8c64f0bfdd Add -Wmissing-prototypes and fix issues it finds. (#4019)
Most of these are places where we failed to include a header file and
simply never got an error about this. The fix is to include the header
file.

Most other cases are functions that should have been marked `static` but
were not. Finding all of these was a main motivation for me enabling the
warning despite how much work it is.

One complicating factor was that we weren't including the `handle.h` for
all the state-based handler functions. While this isn't a tiny amount of
code, it is just declarations and doesn't add any extra dependencies. It
also lets us have the checking for which functions need to be `static`
and which don't. For the `parse` library I had to add the `handle.h`
header as well, I tried to match the design of it in `check`.

I have also had to work around a bug in the warning, but given the value
it seems to be providing, that seems reasonable. I've filed the bug
upstream: https://github.com/llvm/llvm-project/issues/94138

I also had to use some hacks to work around limitations of Bazel rules
that wrap `cc_library` rules and don't expose `copts`. I filed a bug for
`cc_proto_library` specifically:
~https://github.com/bazelbuild/bazel/issues/22610~ 
https://github.com/bazelbuild/bazel/issues/4446
2024-06-04 20:04:45 +00:00

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// Part of the Carbon Language project, under the Apache License v2.0 with LLVM
// Exceptions. See /LICENSE for license information.
// SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
#include "toolchain/check/call.h"
#include "toolchain/check/context.h"
#include "toolchain/check/handle.h"
#include "toolchain/sem_ir/inst.h"
namespace Carbon::Check {
auto HandleCallExprStart(Context& context, Parse::CallExprStartId node_id)
-> bool {
auto name_id = context.node_stack().PopExpr();
context.node_stack().Push(node_id, name_id);
context.param_and_arg_refs_stack().Push();
return true;
}
auto HandleCallExprComma(Context& context, Parse::CallExprCommaId /*node_id*/)
-> bool {
context.param_and_arg_refs_stack().ApplyComma();
return true;
}
auto HandleCallExpr(Context& context, Parse::CallExprId node_id) -> bool {
// Process the final explicit call argument now, but leave the arguments
// block on the stack until the end of this function.
context.param_and_arg_refs_stack().EndNoPop(Parse::NodeKind::CallExprStart);
auto [call_expr_node_id, callee_id] =
context.node_stack().PopWithNodeId<Parse::NodeKind::CallExprStart>();
auto call_id = PerformCall(
context, call_expr_node_id, callee_id,
context.param_and_arg_refs_stack().PeekCurrentBlockContents());
context.param_and_arg_refs_stack().PopAndDiscard();
context.node_stack().Push(node_id, call_id);
return true;
}
} // namespace Carbon::Check