From 698f8c2f01ea549d77d7dc3338a12e04c11057b9 Mon Sep 17 00:00:00 2001 From: Daniel Baumann Date: Wed, 17 Apr 2024 14:02:58 +0200 Subject: Adding upstream version 1.64.0+dfsg1. Signed-off-by: Daniel Baumann --- .../ui/feature-gates/feature-gate-negate-unsigned.rs | 18 ++++++++++++++++++ 1 file changed, 18 insertions(+) create mode 100644 src/test/ui/feature-gates/feature-gate-negate-unsigned.rs (limited to 'src/test/ui/feature-gates/feature-gate-negate-unsigned.rs') diff --git a/src/test/ui/feature-gates/feature-gate-negate-unsigned.rs b/src/test/ui/feature-gates/feature-gate-negate-unsigned.rs new file mode 100644 index 000000000..05e04f3e2 --- /dev/null +++ b/src/test/ui/feature-gates/feature-gate-negate-unsigned.rs @@ -0,0 +1,18 @@ +// Test that negating unsigned integers doesn't compile + +struct S; +impl std::ops::Neg for S { + type Output = u32; + fn neg(self) -> u32 { 0 } +} + +fn main() { + let _max: usize = -1; + //~^ ERROR cannot apply unary operator `-` to type `usize` + + let x = 5u8; + let _y = -x; + //~^ ERROR cannot apply unary operator `-` to type `u8` + + -S; // should not trigger the gate; issue 26840 +} -- cgit v1.2.3