lex: use pmap for macro lookup

To reduce hashmap code repetition. Also add pmap_del for this purpose

1 files changed, 1 insertions, 1 deletions

diff --git a/c/lex.h b/c/lex.h
index aab2762..89c9a7d 100644
--- a/c/lex.h
+++ b/c/lex.h
@@ -58,7 +58,7 @@ struct token {
    uchar extwarn : 1; /* warn this keyword token is an extension */
    union {
       uint len;
-      struct { ushort macidx, argidx; };
+      ushort argidx;
    };
    struct span span;
    union {