mirror-llvm-project/flang/lib/Frontend/CodeGenOptions.cpp
Eugene Epshteyn d1ad52f0ca
[flang][NFC] Remove unnecessary #include directives across flang (#207640)
Audit of every #include directive in flang/lib/ and
flang/include/flang/:

- Remove 423 #include directives (293 from lib/ translation units, 23
from lib-private headers, 107 from public headers) that are not needed:
no entity declared by the removed header is used - directly or in any
conditional-compilation branch (Windows, macOS, ARM/PowerPC,
REAL(16)/REAL(2) configuration macros) - in the including file, and for
headers no consumer in flang/lib, flang/tools, flang/unittests, or
flang-rt relies on the include as a re-export. Load-bearing includes
were examined and retained: textual .inc/.def expansions, tablegen
pass-header declaration/definition pairings, dialect headers carrying
generated-op interface dependencies, config-macro providers (e.g.
float128.h ahead of matmul-instances.inc guards), and ADL formatting
machinery (Evaluate/formatting.h).

- Add 5 missing direct #includes in lib translation units that used
entities only via now-removed transitive includes, and drop one
vestigial 'using namespace Fortran::runtime;' whose declaring header no
longer arrives transitively (nothing namespace-qualified from it was
used), per the include rules in flang/docs/C++style.md.

Assisted-by: AI
2026-07-08 00:53:12 +00:00

34 lines
1.3 KiB
C++

//===--- CodeGenOptions.cpp -----------------------------------------------===//
//
// Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.
// See https://llvm.org/LICENSE.txt for license information.
// SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
//
//===----------------------------------------------------------------------===//
//
// Coding style: https://mlir.llvm.org/getting_started/DeveloperGuide/
//
//===----------------------------------------------------------------------===//
#include "flang/Frontend/CodeGenOptions.h"
#include <optional>
namespace Fortran::frontend {
CodeGenOptions::CodeGenOptions() {
#define CODEGENOPT(Name, Bits, Default) Name = Default;
#define ENUM_CODEGENOPT(Name, Type, Bits, Default) set##Name(Default);
#include "flang/Frontend/CodeGenOptions.def"
}
std::optional<llvm::CodeModel::Model> getCodeModel(llvm::StringRef string) {
return llvm::StringSwitch<std::optional<llvm::CodeModel::Model>>(string)
.Case("tiny", llvm::CodeModel::Model::Tiny)
.Case("small", llvm::CodeModel::Model::Small)
.Case("kernel", llvm::CodeModel::Model::Kernel)
.Case("medium", llvm::CodeModel::Model::Medium)
.Case("large", llvm::CodeModel::Model::Large)
.Default(std::nullopt);
}
} // end namespace Fortran::frontend