Add the start of a hindley-milner typechecker

The beginning of a parse-don't-validate-based hindley-milner
typechecker, which returns on success an IR where every AST node
trivially knows its own type, and using those types to determine LLVM
types in codegen.

1 files changed, 1 insertions, 0 deletions

diff --git a/src/parser/macros.rs b/src/parser/macros.rs
index 60db5133dc0f..406e5c0e699e 100644
--- a/src/parser/macros.rs
+++ b/src/parser/macros.rs
@@ -1,3 +1,4 @@
+#[cfg(test)]
 #[macro_use]
 macro_rules! test_parse {
     ($parser: ident, $src: expr) => {{