Fix scope allocation bug (non zero!)

1 files changed, 6 insertions, 3 deletions

diff --git a/src/main.c b/src/main.c
index a16b0e6..7cb0b87 100644
--- a/src/main.c
+++ b/src/main.c
@@ -59,7 +59,7 @@ typedef struct Analyzer {
 Scope *
 scope_alloc(Analyzer *a, Scope *parent) {
     bool is_root = parent == NULL;
-    Scope *scope = arena_malloc(sizeof(Scope), a->storage);
+    Scope *scope = arena_calloc(sizeof(Scope), a->storage);
     scope->id = a->scope_gen++;
     scope->parent = parent;
     scope->depth = is_root ? 0 : parent->depth + 1;
@@ -258,6 +258,9 @@ analyzer_symbols(Analyzer *a, Node *node, Scope *scope) {
 void
 symbolic_analysis(Analyzer *a, Parser *parser) {
     Scope *scope = scope_alloc(a, NULL);
+    assert(a);
+    assert(parser);
+    assert(scope);
 
     // Fill builtin functions.
     Str builtin_functions[] = {
@@ -266,8 +269,8 @@ symbolic_analysis(Analyzer *a, Parser *parser) {
     };
     for (sz i = 0; i < LEN(builtin_functions); i++) {
         Str symbol = builtin_functions[i];
-        symmap_insert(&scope->symbols, symbol, (Symbol){.kind = SYM_BUILTIN},
-                      a->storage);
+        Symbol sym = (Symbol){.kind = SYM_BUILTIN};
+        symmap_insert(&scope->symbols, symbol, sym, a->storage);
     }
 
     // Find top level function declarations.