From a4b7ed7a42c716ab9f05e351f003d589124fd55d Mon Sep 17 00:00:00 2001 From: Daniel Baumann Date: Wed, 17 Apr 2024 14:18:58 +0200 Subject: Adding upstream version 1.68.2+dfsg1. Signed-off-by: Daniel Baumann --- tests/codegen/match-optimizes-away.rs | 34 ++++++++++++++++++++++++++++++++++ 1 file changed, 34 insertions(+) create mode 100644 tests/codegen/match-optimizes-away.rs (limited to 'tests/codegen/match-optimizes-away.rs') diff --git a/tests/codegen/match-optimizes-away.rs b/tests/codegen/match-optimizes-away.rs new file mode 100644 index 000000000..8f66c518c --- /dev/null +++ b/tests/codegen/match-optimizes-away.rs @@ -0,0 +1,34 @@ +// +// no-system-llvm +// compile-flags: -O +#![crate_type="lib"] + +pub enum Three { A, B, C } + +#[repr(u16)] +pub enum Four { A, B, C, D } + +#[no_mangle] +pub fn three_valued(x: Three) -> Three { + // CHECK-LABEL: @three_valued + // CHECK-NEXT: {{^.*:$}} + // CHECK-NEXT: ret i8 %0 + match x { + Three::A => Three::A, + Three::B => Three::B, + Three::C => Three::C, + } +} + +#[no_mangle] +pub fn four_valued(x: Four) -> Four { + // CHECK-LABEL: @four_valued + // CHECK-NEXT: {{^.*:$}} + // CHECK-NEXT: ret i16 %0 + match x { + Four::A => Four::A, + Four::B => Four::B, + Four::C => Four::C, + Four::D => Four::D, + } +} -- cgit v1.2.3