Extract logic to TargetInfo::supports_debuginfo_split

src/cargo/core/compiler/build_context/target_info.rs

@@ -12,6 +12,7 @@ use crate::core::compiler::{
 };
 use crate::core::{Dependency, Package, Target, TargetKind, Workspace};
 use crate::util::config::{Config, StringList, TargetConfig};
+use crate::util::interning::InternedString;
 use crate::util::{CargoResult, Rustc};
 use anyhow::Context as _;
 use cargo_platform::{Cfg, CfgExpr};
@@ -43,6 +44,8 @@ pub struct TargetInfo {
     crate_types: RefCell<HashMap<CrateType, Option<(String, String)>>>,
     /// `cfg` information extracted from `rustc --print=cfg`.
     cfg: Vec<Cfg>,
+    /// Supported values for `-Csplit-debuginfo=` flag, queried from rustc
+    support_split_debuginfo: Vec<String>,
     /// Path to the sysroot.
     pub sysroot: PathBuf,
     /// Path to the "lib" or "bin" directory that rustc uses for its dynamic
@@ -55,8 +58,6 @@ pub struct TargetInfo {
     pub rustflags: Vec<String>,
     /// Extra flags to pass to `rustdoc`, see [`extra_args`].
     pub rustdocflags: Vec<String>,
-    /// Supported values for `-Csplit-debuginfo=` flag, queried from rustc
-    pub support_split_debuginfo: Vec<String>,
 }
 
 /// Kind of each file generated by a Unit, part of `FileType`.
@@ -547,6 +548,13 @@ impl TargetInfo {
         }
         Ok((result, unsupported))
     }
+
+    /// Checks if the debuginfo-split value is supported by this target
+    pub fn supports_debuginfo_split(&self, split: InternedString) -> bool {
+        self.support_split_debuginfo
+            .iter()
+            .any(|sup| sup.as_str() == split.as_str())
+    }
 }
 
 /// Takes rustc output (using specialized command line args), and calculates the file prefix and

src/cargo/core/compiler/mod.rs

@@ -903,10 +903,7 @@ fn build_base_args(
             .bcx
             .target_data
             .info(unit.kind)
-            .support_split_debuginfo
-            .iter()
-            .find(|sup| sup.as_str() == split.as_str())
-            .is_some()
+            .supports_debuginfo_split(split)
         {
             cmd.arg("-C").arg(format!("split-debuginfo={}", split));
         }