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-rw-r--r--src/test/ui/consts/const-err.rs2
-rw-r--r--src/test/ui/mir/mir_overflow_off.rs2
-rw-r--r--src/test/ui/numbers-arithmetic/int-abs-overflow.rs2
3 files changed, 3 insertions, 3 deletions
diff --git a/src/test/ui/consts/const-err.rs b/src/test/ui/consts/const-err.rs
index 031f2121a1e..a8633fd87b5 100644
--- a/src/test/ui/consts/const-err.rs
+++ b/src/test/ui/consts/const-err.rs
@@ -1,5 +1,5 @@
 // build-fail
-// compile-flags: -Zforce-overflow-checks=on
+// compile-flags: -C overflow-checks=on
 
 #![allow(arithmetic_overflow)]
 #![warn(const_err)]
diff --git a/src/test/ui/mir/mir_overflow_off.rs b/src/test/ui/mir/mir_overflow_off.rs
index 922ec36e531..0098584dd26 100644
--- a/src/test/ui/mir/mir_overflow_off.rs
+++ b/src/test/ui/mir/mir_overflow_off.rs
@@ -1,5 +1,5 @@
 // run-pass
-// compile-flags: -Z force-overflow-checks=off
+// compile-flags: -C overflow-checks=off
 
 // Test that with MIR codegen, overflow checks can be
 // turned off, even when they're from core::ops::*.
diff --git a/src/test/ui/numbers-arithmetic/int-abs-overflow.rs b/src/test/ui/numbers-arithmetic/int-abs-overflow.rs
index 10ec3f0c662..9c6dff7e1a6 100644
--- a/src/test/ui/numbers-arithmetic/int-abs-overflow.rs
+++ b/src/test/ui/numbers-arithmetic/int-abs-overflow.rs
@@ -1,5 +1,5 @@
 // run-pass
-// compile-flags: -Z force-overflow-checks=on
+// compile-flags: -C overflow-checks=on
 // ignore-emscripten no threads support
 
 use std::thread;