Fix #location for anonymous procedures

core/_preload.odin

@@ -200,9 +200,10 @@ proc make_source_code_location(file: string, line, column: i64, procedure: strin
 const DEFAULT_ALIGNMENT = align_of([vector 4]f32);
 
 
-proc __check_context() {
-	var c = &__context;
-
+proc __init_context(c: ^Context) {
+	if c == nil {
+		return;
+	}
 	if c.allocator.procedure == nil {
 		c.allocator = default_allocator();
 	}
@@ -211,6 +212,11 @@ proc __check_context() {
 	}
 }
 
+
+proc __check_context() {
+	__init_context(&__context);
+}
+
 proc alloc(size: int, alignment: int = DEFAULT_ALIGNMENT) -> rawptr #inline {
 	__check_context();
 	var a = context.allocator;