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tests: tighten CHECK-NOTs to make str-to-string-128690.rs less likely to collide with symbol name mangling

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许杰友 Jieyou Xu (Joe) 2025-02-24 01:12:55 +08:00
parent 1805b33483
commit e15ce94eae
1 changed files with 6 additions and 4 deletions
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10
tests/codegen/issues/str-to-string-128690.rs
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@ -2,25 +2,27 @@
#![crate_type = "lib"] #![crate_type = "lib"]
//! Make sure str::to_string is specialized not to use fmt machinery. //! Make sure str::to_string is specialized not to use fmt machinery.
//!
//! Note that the `CHECK-NOT`s here try to match on calls to functions under `core::fmt`.
// CHECK-LABEL: define {{(dso_local )?}}void @one_ref // CHECK-LABEL: define {{(dso_local )?}}void @one_ref
#[no_mangle] #[no_mangle]
pub fn one_ref(input: &str) -> String { pub fn one_ref(input: &str) -> String {
// CHECK-NOT: {{(call|invoke).*}}fmt // CHECK-NOT: {{(call|invoke)}}{{.*}}@{{.*}}core{{.*}}fmt{{.*}}
input.to_string() input.to_string()
} }
// CHECK-LABEL: define {{(dso_local )?}}void @two_ref // CHECK-LABEL: define {{(dso_local )?}}void @two_ref
#[no_mangle] #[no_mangle]
pub fn two_ref(input: &&str) -> String { pub fn two_ref(input: &&str) -> String {
// CHECK-NOT: {{(call|invoke).*}}fmt // CHECK-NOT: {{(call|invoke)}}{{.*}}@{{.*}}core{{.*}}fmt{{.*}}
input.to_string() input.to_string()
} }
// CHECK-LABEL: define {{(dso_local )?}}void @thirteen_ref // CHECK-LABEL: define {{(dso_local )?}}void @thirteen_ref
#[no_mangle] #[no_mangle]
pub fn thirteen_ref(input: &&&&&&&&&&&&&str) -> String { pub fn thirteen_ref(input: &&&&&&&&&&&&&str) -> String {
// CHECK-NOT: {{(call|invoke).*}}fmt // CHECK-NOT: {{(call|invoke)}}{{.*}}@{{.*}}core{{.*}}fmt{{.*}}
input.to_string() input.to_string()
} }
@ -31,6 +33,6 @@ pub fn thirteen_ref(input: &&&&&&&&&&&&&str) -> String {
// CHECK-LABEL: define {{(dso_local )?}}void @fourteen_ref // CHECK-LABEL: define {{(dso_local )?}}void @fourteen_ref
#[no_mangle] #[no_mangle]
pub fn fourteen_ref(input: &&&&&&&&&&&&&&str) -> String { pub fn fourteen_ref(input: &&&&&&&&&&&&&&str) -> String {
// CHECK: {{(call|invoke).*}}fmt // CHECK: {{(call|invoke)}}{{.*}}@{{.*}}core{{.*}}fmt{{.*}}
input.to_string() input.to_string()
} }