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authorDylan DPC <99973273+Dylan-DPC@users.noreply.github.com>2023-05-23 16:44:27 +0530
committerGitHub <noreply@github.com>2023-05-23 16:44:27 +0530
commit00185bec7ce88eae94adbc3185b802bfec8cad9a (patch)
tree2593784cc1b401fa4c5b62cd477b5496e96055ea /tests/codegen
parent731c1a5592b6b4744fa5e64201afb3d5ab085fad (diff)
parent400866b7ab74cb9a4e705e0c4536a8b8130eb59e (diff)
downloadrust-00185bec7ce88eae94adbc3185b802bfec8cad9a.tar.gz
rust-00185bec7ce88eae94adbc3185b802bfec8cad9a.zip
Rollup merge of #111579 - scottmcm:enum-as-signed, r=oli-obk
Also assume wrap-around discriminants in `as` MIR building

Resolves this FIXME:

https://github.com/rust-lang/rust/blob/8d18c32b61476ed16dd15074e71be3970368d6d7/compiler/rustc_mir_build/src/build/expr/as_rvalue.rs#L231

r? `@oli-obk`
Diffstat (limited to 'tests/codegen')
-rw-r--r--tests/codegen/option-nonzero-eq.rs12
1 files changed, 3 insertions, 9 deletions
diff --git a/tests/codegen/option-nonzero-eq.rs b/tests/codegen/option-nonzero-eq.rs
index 835decd3e5f..a394695f3bd 100644
--- a/tests/codegen/option-nonzero-eq.rs
+++ b/tests/codegen/option-nonzero-eq.rs
@@ -7,6 +7,9 @@ use core::cmp::Ordering;
 use core::num::{NonZeroU32, NonZeroI64};
 use core::ptr::NonNull;
 
+// See also tests/assembly/option-nonzero-eq.rs, for cases with `assume`s in the
+// LLVM and thus don't optimize down clearly here, but do in assembly.
+
 // CHECK-lABEL: @non_zero_eq
 #[no_mangle]
 pub fn non_zero_eq(l: Option<NonZeroU32>, r: Option<NonZeroU32>) -> bool {
@@ -33,12 +36,3 @@ pub fn non_null_eq(l: Option<NonNull<u8>>, r: Option<NonNull<u8>>) -> bool {
     // CHECK-NEXT: ret i1
     l == r
 }
-
-// CHECK-lABEL: @ordering_eq
-#[no_mangle]
-pub fn ordering_eq(l: Option<Ordering>, r: Option<Ordering>) -> bool {
-    // CHECK: start:
-    // CHECK-NEXT: icmp eq i8
-    // CHECK-NEXT: ret i1
-    l == r
-}