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[FunC] Add an ability to deprecate pragmas

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This commit is contained in:
Aleksandr Kirsanov 2024-05-10 15:38:28 +03:00
parent de570873d7
commit bb86dc0f96
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GPG key ID: B758BBAA01FFB3D3
2 changed files with 35 additions and 17 deletions
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31
crypto/func/func.cpp
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@ -77,6 +77,37 @@ bool SymValCodeFunc::does_need_codegen() const {
// in the future, we may want to implement a true AST inlining for `inline` functions also
}
void GlobalPragma::enable(SrcLocation loc) {
if (deprecated_from_v_) {
loc.show_warning(PSTRING() << "#pragma " << name_ <<
" is deprecated since FunC v" << deprecated_from_v_ <<
". Please, remove this line from your code.");
return;
}
enabled_ = true;
locs_.push_back(std::move(loc));
}
void GlobalPragma::check_enable_in_libs() {
if (locs_.empty()) {
return;
}
for (const SrcLocation& loc : locs_) {
if (loc.fdescr->is_main) {
return;
}
}
locs_[0].show_warning(PSTRING() << "#pragma " << name_
<< " is enabled in included libraries, it may change the behavior of your code. "
<< "Add this #pragma to the main source file to suppress this warning.");
}
void GlobalPragma::always_on_and_deprecated(const char *deprecated_from_v) {
deprecated_from_v_ = deprecated_from_v;
enabled_ = true;
}
td::Result<std::string> fs_read_callback(ReadCallback::Kind kind, const char* query) {
switch (kind) {
case ReadCallback::Kind::ReadFile: {

21
crypto/func/func.h
View file

@ -1769,27 +1769,14 @@ class GlobalPragma {
bool enabled() const {
return enabled_;
}
void enable(SrcLocation loc) {
enabled_ = true;
locs_.push_back(std::move(loc));
}
void check_enable_in_libs() {
if (locs_.empty()) {
return;
}
for (const SrcLocation& loc : locs_) {
if (loc.fdescr->is_main) {
return;
}
}
locs_[0].show_warning(PSTRING() << "#pragma " << name_
<< " is enabled in included libraries, it may change the behavior of your code. "
<< "Add this #pragma to the main source file to suppress this warning.");
}
void enable(SrcLocation loc);
void check_enable_in_libs();
void always_on_and_deprecated(const char *deprecated_from_v);
private:
std::string name_;
bool enabled_ = false;
const char *deprecated_from_v_ = nullptr;
std::vector<SrcLocation> locs_;
};
extern GlobalPragma pragma_allow_post_modification, pragma_compute_asm_ltr, pragma_remove_unused_functions;