From 797f4db227dcdbe48ffb309763a48fbe6eaf5935 Mon Sep 17 00:00:00 2001
From: Mitchell Hashimoto <mitchell.hashimoto@gmail.com>
Date: Fri, 11 Mar 2022 09:36:57 -0800
Subject: [PATCH] stage2: Array len field should be a usize not comptime_int

---
 src/Sema.zig            | 6 +++---
 test/behavior/array.zig | 1 +
 2 files changed, 4 insertions(+), 3 deletions(-)

diff --git a/src/Sema.zig b/src/Sema.zig
index ac43ef76b3..00553710df 100644
--- a/src/Sema.zig
+++ b/src/Sema.zig
@@ -14948,7 +14948,7 @@ fn fieldVal(
         .Array => {
             if (mem.eql(u8, field_name, "len")) {
                 return sema.addConstant(
-                    Type.comptime_int,
+                    Type.usize,
                     try Value.Tag.int_u64.create(arena, inner_ty.arrayLen()),
                 );
             } else {
@@ -14986,7 +14986,7 @@ fn fieldVal(
             } else if (ptr_info.pointee_type.zigTypeTag() == .Array) {
                 if (mem.eql(u8, field_name, "len")) {
                     return sema.addConstant(
-                        Type.comptime_int,
+                        Type.usize,
                         try Value.Tag.int_u64.create(arena, ptr_info.pointee_type.arrayLen()),
                     );
                 } else {
@@ -15131,7 +15131,7 @@ fn fieldPtr(
                 var anon_decl = try block.startAnonDecl(src);
                 defer anon_decl.deinit();
                 return sema.analyzeDeclRef(try anon_decl.finish(
-                    Type.initTag(.comptime_int),
+                    Type.usize,
                     try Value.Tag.int_u64.create(anon_decl.arena(), inner_ty.arrayLen()),
                 ));
             } else {
diff --git a/test/behavior/array.zig b/test/behavior/array.zig
index efd6624445..eb8ae8972d 100644
--- a/test/behavior/array.zig
+++ b/test/behavior/array.zig
@@ -104,6 +104,7 @@ test "array len field" {
     comptime try expect(arr.len == 4);
     try expect(ptr.len == 4);
     comptime try expect(ptr.len == 4);
+    try expect(@TypeOf(arr.len) == usize);
 }
 
 test "array with sentinels" {