From cbbd4d5f98da0c218958766355ea58d28d92f68d Mon Sep 17 00:00:00 2001 From: "Felix S. Klock II" Date: Fri, 29 Mar 2019 15:05:03 +0100 Subject: [PATCH] Regression test for incremental treatment of rustc_scalar_valid_range_{start,end}. --- ...layout-scalar-valid-range-is-not-unused.rs | 19 +++++++++++++++++++ 1 file changed, 19 insertions(+) create mode 100644 src/test/incremental/issue-59524-layout-scalar-valid-range-is-not-unused.rs diff --git a/src/test/incremental/issue-59524-layout-scalar-valid-range-is-not-unused.rs b/src/test/incremental/issue-59524-layout-scalar-valid-range-is-not-unused.rs new file mode 100644 index 00000000000..e4802cba9b6 --- /dev/null +++ b/src/test/incremental/issue-59524-layout-scalar-valid-range-is-not-unused.rs @@ -0,0 +1,19 @@ +// We should not see the unused_attributes lint fire for +// rustc_layout_scalar_valid_range_start, but with this bug we are +// seeing it fire (on subsequent runs) if incremental compilation is +// enabled. + +// revisions: rpass1 rpass2 +// compile-pass + +#![feature(rustc_attrs)] +#![deny(unused_attributes)] + +#[rustc_layout_scalar_valid_range_start(10)] +#[rustc_layout_scalar_valid_range_end(30)] +struct RestrictedRange(u32); +const OKAY_RANGE: RestrictedRange = unsafe { RestrictedRange(20) }; + +fn main() { + OKAY_RANGE.0; +} -- 2.44.0