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Replace throw 0 with real exceptions or assertions.

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This commit is contained in:
Danila Fedorin
2020-09-09 17:19:23 -07:00
parent e337992410
commit 9769b3e396
6 changed files with 46 additions and 22 deletions
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17
code/compiler/13/main.cpp
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@@ -103,12 +103,12 @@ void output_llvm(llvm_context& ctx, const std::string& filename) {
std::error_code ec;
llvm::raw_fd_ostream file(filename, ec, llvm::sys::fs::F_None);
if (ec) {
throw 0;
throw std::runtime_error("failed to open object file for writing");
} else {
llvm::CodeGenFileType type = llvm::CGFT_ObjectFile;
llvm::legacy::PassManager pm;
if (targetMachine->addPassesToEmitFile(pm, file, NULL, type)) {
throw 0;
throw std::runtime_error("failed to add passes to pass manager");
} else {
pm.run(ctx.module);
file.close();
@@ -132,10 +132,13 @@ void gen_llvm(global_scope& scope) {
int main(int argc, char** argv) {
if(argc != 2) {
std::cout << "please enter a file to compile." << std::endl;
std::cerr << "please enter a file to compile." << std::endl;
}
parse_driver driver(argv[1]);
driver.run_parse();
if(!driver.run_parse()) {
std::cerr << "failed to open file " << argv[1] << std::endl;
exit(1);
}
type_mgr mgr;
type_env_ptr env(new type_env);
@@ -154,8 +157,10 @@ int main(int argc, char** argv) {
scope.compile();
gen_llvm(scope);
} catch(unification_error& err) {
err.pretty_print(std::cout, driver, mgr);
err.pretty_print(std::cerr, driver, mgr);
} catch(type_error& err) {
err.pretty_print(std::cout, driver);
err.pretty_print(std::cerr, driver);
} catch(std::runtime_error& err) {
std::cerr << err.what() << std::endl;
}
}