From 218caa410aa38c29984be31a5229b9fa717560ee Mon Sep 17 00:00:00 2001 From: Daniel Baumann Date: Wed, 17 Apr 2024 14:19:13 +0200 Subject: Merging upstream version 1.68.2+dfsg1. Signed-off-by: Daniel Baumann --- tests/ui/match/issue-41255.rs | 50 +++++++++++++++++++++++++++++++++++++++++++ 1 file changed, 50 insertions(+) create mode 100644 tests/ui/match/issue-41255.rs (limited to 'tests/ui/match/issue-41255.rs') diff --git a/tests/ui/match/issue-41255.rs b/tests/ui/match/issue-41255.rs new file mode 100644 index 000000000..d163801fd --- /dev/null +++ b/tests/ui/match/issue-41255.rs @@ -0,0 +1,50 @@ +// Matching against float literals should result in a linter error + +#![feature(exclusive_range_pattern)] +#![allow(unused)] +#![forbid(illegal_floating_point_literal_pattern)] + +fn main() { + let x = 42.0; + match x { + 5.0 => {}, //~ ERROR floating-point types cannot be used in patterns + //~| WARNING hard error + 5.0f32 => {}, //~ ERROR floating-point types cannot be used in patterns + //~| WARNING hard error + -5.0 => {}, //~ ERROR floating-point types cannot be used in patterns + //~| WARNING hard error + 1.0 .. 33.0 => {}, //~ ERROR floating-point types cannot be used in patterns + //~| WARNING hard error + //~| ERROR floating-point types cannot be used in patterns + //~| WARNING hard error + 39.0 ..= 70.0 => {}, //~ ERROR floating-point types cannot be used in patterns + //~| ERROR floating-point types cannot be used in patterns + //~| WARNING hard error + //~| WARNING hard error + + ..71.0 => {} + //~^ ERROR floating-point types cannot be used in patterns + //~| WARNING this was previously accepted by the compiler + ..=72.0 => {} + //~^ ERROR floating-point types cannot be used in patterns + //~| WARNING this was previously accepted by the compiler + 71.0.. => {} + //~^ ERROR floating-point types cannot be used in patterns + //~| WARNING this was previously accepted by the compiler + _ => {}, + }; + let y = 5.0; + // Same for tuples + match (x, 5) { + (3.14, 1) => {}, //~ ERROR floating-point types cannot be used + //~| WARNING hard error + _ => {}, + } + // Or structs + struct Foo { x: f32 }; + match (Foo { x }) { + Foo { x: 2.0 } => {}, //~ ERROR floating-point types cannot be used + //~| WARNING hard error + _ => {}, + } +} -- cgit v1.2.3