4 files changed, 47 insertions, 0 deletions
diff --git a/src/test/ui/treat-err-as-bug/delay_span_bug.rs b/src/test/ui/treat-err-as-bug/delay_span_bug.rs
new file mode 100644
index 000000000..d4d44049c
--- /dev/null
+++ b/src/test/ui/treat-err-as-bug/delay_span_bug.rs
@@ -0,0 +1,12 @@
+// compile-flags: -Ztreat-err-as-bug
+// failure-status: 101
+// error-pattern: aborting due to `-Z treat-err-as-bug=1`
+// error-pattern: [trigger_delay_span_bug] trigger a delay span bug
+// normalize-stderr-test "note: .*\n\n" -> ""
+// normalize-stderr-test "thread 'rustc' panicked.*\n" -> ""
+// rustc-env:RUST_BACKTRACE=0
+
+#![feature(rustc_attrs)]
+
+#[rustc_error(delay_span_bug_from_inside_query)]
+fn main() {}
diff --git a/src/test/ui/treat-err-as-bug/delay_span_bug.stderr b/src/test/ui/treat-err-as-bug/delay_span_bug.stderr
new file mode 100644
index 000000000..c23c2b81b
--- /dev/null
+++ b/src/test/ui/treat-err-as-bug/delay_span_bug.stderr
@@ -0,0 +1,11 @@
+error: internal compiler error: delayed span bug triggered by #[rustc_error(delay_span_bug_from_inside_query)]
+  --> $DIR/delay_span_bug.rs:12:1
+   |
+LL | fn main() {}
+   | ^^^^^^^^^
+
+error: internal compiler error: unexpected panic
+
+query stack during panic:
+#0 [trigger_delay_span_bug] trigger a delay span bug
+end of query stack
diff --git a/src/test/ui/treat-err-as-bug/err.rs b/src/test/ui/treat-err-as-bug/err.rs
new file mode 100644
index 000000000..de3e9ed6c
--- /dev/null
+++ b/src/test/ui/treat-err-as-bug/err.rs
@@ -0,0 +1,12 @@
+// compile-flags: -Ztreat-err-as-bug
+// failure-status: 101
+// error-pattern: aborting due to `-Z treat-err-as-bug=1`
+// error-pattern: [eval_to_allocation_raw] const-evaluating + checking `C`
+// normalize-stderr-test "note: .*\n\n" -> ""
+// normalize-stderr-test "thread 'rustc' panicked.*\n" -> ""
+// rustc-env:RUST_BACKTRACE=0
+
+#![crate_type = "rlib"]
+
+pub static C: u32 = 0 - 1;
+//~^ ERROR could not evaluate static initializer
diff --git a/src/test/ui/treat-err-as-bug/err.stderr b/src/test/ui/treat-err-as-bug/err.stderr
new file mode 100644
index 000000000..8f67571c2
--- /dev/null
+++ b/src/test/ui/treat-err-as-bug/err.stderr
@@ -0,0 +1,12 @@
+error[E0080]: could not evaluate static initializer
+  --> $DIR/err.rs:11:21
+   |
+LL | pub static C: u32 = 0 - 1;
+   |                     ^^^^^ attempt to compute `0_u32 - 1_u32`, which would overflow
+
+error: internal compiler error: unexpected panic
+
+query stack during panic:
+#0 [eval_to_allocation_raw] const-evaluating + checking `C`
+#1 [eval_to_allocation_raw] const-evaluating + checking `C`
+end of query stack