Merge pull request #1145 from isaachier/bigint-neg-one-incr-fix

Fix bigint -1 increment operation

2 files changed, 13 insertions, 0 deletions

diff --git a/test/behavior.zig b/test/behavior.zig
index 096c07b2e0..b494c623e2 100644
--- a/test/behavior.zig
+++ b/test/behavior.zig
@@ -13,6 +13,7 @@ comptime {
     _ = @import("cases/bugs/656.zig");
     _ = @import("cases/bugs/828.zig");
     _ = @import("cases/bugs/920.zig");
+    _ = @import("cases/bugs/1111.zig");
     _ = @import("cases/byval_arg_var.zig");
     _ = @import("cases/cast.zig");
     _ = @import("cases/const_slice_child.zig");
diff --git a/test/cases/bugs/1111.zig b/test/cases/bugs/1111.zig
new file mode 100644
index 0000000000..51ce90af52
--- /dev/null
+++ b/test/cases/bugs/1111.zig
@@ -0,0 +1,12 @@
+const Foo = extern enum {
+    Bar = -1,
+};
+
+test "issue 1111 fixed" {
+    const v = Foo.Bar;
+
+    switch(v) {
+    Foo.Bar => return,
+    else => return,
+    }
+}