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authorStuart Cook <Zalathar@users.noreply.github.com>2025-09-17 14:56:43 +1000
committerGitHub <noreply@github.com>2025-09-17 14:56:43 +1000
commitf104ecfba6f56d84c6f48fa328ce20ef48efa796 (patch)
tree2a1dfe12475e53c259f13206743848443e483b31 /tests/codegen-llvm/integer-cmp.rs
parentfeeb68eb5e6a09053a499461b3e7ce471447ebf6 (diff)
parent88bef496465112850185fd1c46de1e250b271fa3 (diff)
downloadrust-f104ecfba6f56d84c6f48fa328ce20ef48efa796.tar.gz
rust-f104ecfba6f56d84c6f48fa328ce20ef48efa796.zip
Rollup merge of #145071 - cuviper:min-llvm-20, r=nikic
Update the minimum external LLVM to 20

With this change, we'll have stable support for LLVM 20 and 21.
For reference, the previous increase to LLVM 19 was rust-lang/rust#139275.

cc ```@rust-lang/wg-llvm```
r? nikic
Diffstat (limited to 'tests/codegen-llvm/integer-cmp.rs')
-rw-r--r--tests/codegen-llvm/integer-cmp.rs36
1 files changed, 6 insertions, 30 deletions
diff --git a/tests/codegen-llvm/integer-cmp.rs b/tests/codegen-llvm/integer-cmp.rs
index 812fa8e4a42..2233a575f8e 100644
--- a/tests/codegen-llvm/integer-cmp.rs
+++ b/tests/codegen-llvm/integer-cmp.rs
@@ -1,9 +1,6 @@
 // This is test for more optimal Ord implementation for integers.
 // See <https://github.com/rust-lang/rust/issues/63758> for more info.
 
-//@ revisions: llvm-pre-20 llvm-20
-//@ [llvm-20] min-llvm-version: 20
-//@ [llvm-pre-20] max-llvm-major-version: 19
 //@ compile-flags: -C opt-level=3 -Zmerge-functions=disabled
 
 #![crate_type = "lib"]
@@ -13,50 +10,29 @@ use std::cmp::Ordering;
 // CHECK-LABEL: @cmp_signed
 #[no_mangle]
 pub fn cmp_signed(a: i64, b: i64) -> Ordering {
-    // llvm-20: call{{.*}} i8 @llvm.scmp.i8.i64
-    // llvm-pre-20: icmp slt
-    // llvm-pre-20: icmp ne
-    // llvm-pre-20: zext i1
-    // llvm-pre-20: select i1
+    // CHECK: call{{.*}} i8 @llvm.scmp.i8.i64
     a.cmp(&b)
 }
 
 // CHECK-LABEL: @cmp_unsigned
 #[no_mangle]
 pub fn cmp_unsigned(a: u32, b: u32) -> Ordering {
-    // llvm-20: call{{.*}} i8 @llvm.ucmp.i8.i32
-    // llvm-pre-20: icmp ult
-    // llvm-pre-20: icmp ne
-    // llvm-pre-20: zext i1
-    // llvm-pre-20: select i1
+    // CHECK: call{{.*}} i8 @llvm.ucmp.i8.i32
     a.cmp(&b)
 }
 
 // CHECK-LABEL: @cmp_char
 #[no_mangle]
 pub fn cmp_char(a: char, b: char) -> Ordering {
-    // llvm-20: call{{.*}} i8 @llvm.ucmp.i8.i32
-    // llvm-pre-20: icmp ult
-    // llvm-pre-20: icmp ne
-    // llvm-pre-20: zext i1
-    // llvm-pre-20: select i1
+    // CHECK: call{{.*}} i8 @llvm.ucmp.i8.i32
     a.cmp(&b)
 }
 
 // CHECK-LABEL: @cmp_tuple
 #[no_mangle]
 pub fn cmp_tuple(a: (i16, u16), b: (i16, u16)) -> Ordering {
-    // llvm-20-DAG: call{{.*}} i8 @llvm.ucmp.i8.i16
-    // llvm-20-DAG: call{{.*}} i8 @llvm.scmp.i8.i16
-    // llvm-20: ret i8
-    // llvm-pre-20: icmp slt
-    // llvm-pre-20: icmp ne
-    // llvm-pre-20: zext i1
-    // llvm-pre-20: select i1
-    // llvm-pre-20: icmp ult
-    // llvm-pre-20: icmp ne
-    // llvm-pre-20: zext i1
-    // llvm-pre-20: select i1
-    // llvm-pre-20: select i1
+    // CHECK-DAG: call{{.*}} i8 @llvm.ucmp.i8.i16
+    // CHECK-DAG: call{{.*}} i8 @llvm.scmp.i8.i16
+    // CHECK: ret i8
     a.cmp(&b)
 }