zig

commit 9dfd24a3345c83c9cd32d45bef3076bb94bc0eaa (tree)
parent 81767a658d07219a402384f98a7553abcbbd2e70
Author: Andrew Kelley <andrew@ziglang.org>
Date:   Tue, 30 Apr 2019 14:17:16 -0400

add test case to cover solved bug

closes #2114

Diffstat:
M
test/stage1/behavior.zig
 | 
1
+
A
test/stage1/behavior/bugs/2114.zig
 | 
19
+++++++++++++++++++
M
test/stage1/behavior/bugs/2346.zig
 | 
5
++---

3 files changed, 22 insertions(+), 3 deletions(-)
diff --git a/test/stage1/behavior.zig b/test/stage1/behavior.zig
@@ -24,6 +24,7 @@ comptime {
     _ = @import("behavior/bugs/1851.zig");
     _ = @import("behavior/bugs/1914.zig");
     _ = @import("behavior/bugs/2006.zig");
+    _ = @import("behavior/bugs/2114.zig");
     _ = @import("behavior/bugs/2346.zig");
     _ = @import("behavior/bugs/394.zig");
     _ = @import("behavior/bugs/421.zig");
diff --git a/test/stage1/behavior/bugs/2114.zig b/test/stage1/behavior/bugs/2114.zig
@@ -0,0 +1,19 @@
+const std = @import("std");
+const expect = std.testing.expect;
+const math = std.math;
+
+fn ctz(x: var) usize {
+    return @ctz(x);
+}
+
+test "fixed" {
+    testClz();
+    comptime testClz();
+}
+
+fn testClz() void {
+    expect(ctz(u128(0x40000000000000000000000000000000)) == 126);
+    expect(math.rotl(u128, u128(0x40000000000000000000000000000000), u8(1)) == u128(0x80000000000000000000000000000000));
+    expect(ctz(u128(0x80000000000000000000000000000000)) == 127);
+    expect(ctz(math.rotl(u128, u128(0x40000000000000000000000000000000), u8(1))) == 127);
+}
diff --git a/test/stage1/behavior/bugs/2346.zig b/test/stage1/behavior/bugs/2346.zig
@@ -1,6 +1,6 @@
-test "" {
+test "fixed" {
     const a: *void = undefined;
     const b: *[1]void = a;
     const c: *[0]u8 = undefined;
     const d: []u8 = c;
-}
-\ No newline at end of file
+}