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Improve logic for diverging procedures by checking if it terminates

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gingerBill
2021-06-16 12:07:24 +01:00
parent 8f57bb0799
commit 41f2539484
3 changed files with 31 additions and 11 deletions
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11
src/check_decl.cpp
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@@ -1297,13 +1297,21 @@ void check_proc_body(CheckerContext *ctx_, Token token, DeclInfo *decl, Type *ty
error(bs->close, "Missing return statement at the end of the procedure");
}
}
} else if (type->Proc.diverging) {
if (!check_is_terminating(body, str_lit(""))) {
if (token.kind == Token_Ident) {
error(bs->close, "Missing diverging call at the end of the procedure '%.*s'", LIT(token.string));
} else {
// NOTE(bill): Anonymous procedure (lambda)
error(bs->close, "Missing diverging call at the end of the procedure");
}
}
}
}
check_close_scope(ctx);
check_scope_usage(ctx->checker, ctx->scope);
#if 1
if (decl->parent != nullptr) {
Scope *ps = decl->parent->scope;
if (ps->flags & (ScopeFlag_File & ScopeFlag_Pkg & ScopeFlag_Global)) {
@@ -1321,7 +1329,6 @@ void check_proc_body(CheckerContext *ctx_, Token token, DeclInfo *decl, Type *ty
}
}
}
#endif
}