stage1: Print correct error message for vector @intCast

1 files changed, 16 insertions, 1 deletions

diff --git a/test/runtime_safety.zig b/test/runtime_safety.zig
index a0b4a555a5..f4bcfa6f9f 100644
--- a/test/runtime_safety.zig
+++ b/test/runtime_safety.zig
@@ -89,7 +89,7 @@ pub fn addCases(cases: *tests.CompareOutputContext) void {
         \\const std = @import("std");
         \\const V = @import("std").meta.Vector;
         \\pub fn panic(message: []const u8, stack_trace: ?*@import("builtin").StackTrace) noreturn {
-        \\    if (std.mem.eql(u8, message, "attempt to cast negative value to unsigned integer")) {
+        \\    if (std.mem.eql(u8, message, "integer cast truncated bits")) {
         \\        std.process.exit(126); // good
         \\    }
         \\    std.process.exit(0); // test failed
@@ -100,6 +100,21 @@ pub fn addCases(cases: *tests.CompareOutputContext) void {
         \\}
     );
 
+    cases.addRuntimeSafety("signed-unsigned vector cast",
+        \\const std = @import("std");
+        \\const V = @import("std").meta.Vector;
+        \\pub fn panic(message: []const u8, stack_trace: ?*@import("builtin").StackTrace) noreturn {
+        \\    if (std.mem.eql(u8, message, "attempt to cast negative value to unsigned integer")) {
+        \\        std.process.exit(126); // good
+        \\    }
+        \\    std.process.exit(0); // test failed
+        \\}
+        \\pub fn main() void {
+        \\    var x = @splat(4, @as(i32, -2147483647));
+        \\    var y = @intCast(V(4, u32), x);
+        \\}
+    );
+
     cases.addRuntimeSafety("shift left by huge amount",
         \\const std = @import("std");
         \\pub fn panic(message: []const u8, stack_trace: ?*@import("builtin").StackTrace) noreturn {