Add some scaffolding for parsing affine maps:
- parsing affine map identifiers
- place-holder classes for AffineMap
- module contains a list of affine maps (defined at the top level).
PiperOrigin-RevId: 202336919
diff --git a/lib/Parser/Lexer.h b/lib/Parser/Lexer.h
index 139dfa6..0301a35 100644
--- a/lib/Parser/Lexer.h
+++ b/lib/Parser/Lexer.h
@@ -60,6 +60,7 @@
Token lexComment();
Token lexBareIdentifierOrKeyword(const char *tokStart);
Token lexAtIdentifier(const char *tokStart);
+ Token lexAffineMapId(const char *tokStart);
Token lexNumber(const char *tokStart);
};