Merge pull request #15879 from r00ster91/more_stage1_test_coverage

More stage1 test coverage

3 files changed, 39 insertions, 0 deletions

diff --git a/test/behavior/alignof.zig b/test/behavior/alignof.zig
index bacf69be57..b414b7e056 100644
--- a/test/behavior/alignof.zig
+++ b/test/behavior/alignof.zig
@@ -37,3 +37,12 @@ test "comparison of @alignOf(T) against zero" {
         try expect(@alignOf(T) >= 0);
     }
 }
+
+test "correct alignment for elements and slices of aligned array" {
+    var buf: [1024]u8 align(64) = undefined;
+    var start: usize = 1;
+    var end: usize = undefined;
+    try expect(@alignOf(@TypeOf(buf[start..end])) == @alignOf(*u8));
+    try expect(@alignOf(@TypeOf(&buf[start..end])) == @alignOf(*u8));
+    try expect(@alignOf(@TypeOf(&buf[start])) == @alignOf(*u8));
+}
diff --git a/test/behavior/if.zig b/test/behavior/if.zig
index 49018cdfe2..a38f68cf91 100644
--- a/test/behavior/if.zig
+++ b/test/behavior/if.zig
@@ -151,3 +151,15 @@ test "result location with inferred type ends up being pointer to comptime_int"
     } else @as(u32, 0);
     try expect(c == 1);
 }
+
+test "if-@as-if chain" {
+    var fast = true;
+    var very_fast = false;
+
+    const num_frames = if (fast)
+        @as(u32, if (very_fast) 16 else 4)
+    else
+        1;
+
+    try expect(num_frames == 4);
+}
diff --git a/test/behavior/vector.zig b/test/behavior/vector.zig
index 2aab98ea72..c2c2993f84 100644
--- a/test/behavior/vector.zig
+++ b/test/behavior/vector.zig
@@ -1370,3 +1370,21 @@ test "vector pointer is indexable" {
     try expectEqual(@as(u32, 100), (&y)[0]);
     try expectEqual(@as(u32, 200), (&y)[1]);
 }
+
+test "boolean vector with 2 or more booleans" {
+    if (builtin.zig_backend == .stage2_aarch64) return error.SkipZigTest; // TODO
+    if (builtin.zig_backend == .stage2_arm) return error.SkipZigTest; // TODO
+    if (builtin.zig_backend == .stage2_wasm) return error.SkipZigTest; // TODO
+    if (builtin.zig_backend == .stage2_x86_64) return error.SkipZigTest; // TODO
+    if (builtin.zig_backend == .stage2_sparc64) return error.SkipZigTest; // TODO
+    if (builtin.zig_backend == .stage2_spirv64) return error.SkipZigTest; // TODO
+
+    // TODO: try removing this after <https://github.com/ziglang/zig/issues/13782>:
+    if (!(builtin.os.tag == .linux and builtin.cpu.arch == .x86_64)) return;
+
+    const vec1 = @Vector(2, bool){ true, true };
+    _ = vec1;
+
+    const vec2 = @Vector(3, bool){ true, true, true };
+    _ = vec2;
+}