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authorDavid Knaack <davidkna@users.noreply.github.com>2022-06-08 11:42:37 +0200
committerDavid Knaack <davidkna@users.noreply.github.com>2022-06-11 13:20:17 +0200
commit8558b352955b39267b1663de3c4867a6092d6099 (patch)
treea5a03354969c172c984f53b3de141e498ce2c2eb /compiler/rustc_codegen_ssa/src
parent7092d42c04a56378d2e748f98169b728b1f1d5d1 (diff)
downloadrust-8558b352955b39267b1663de3c4867a6092d6099.tar.gz
rust-8558b352955b39267b1663de3c4867a6092d6099.zip
Use safer `strip=symbols`-flag for dylibs on macOS
Diffstat (limited to 'compiler/rustc_codegen_ssa/src')
-rw-r--r--compiler/rustc_codegen_ssa/src/back/link.rs12
1 files changed, 8 insertions, 4 deletions
diff --git a/compiler/rustc_codegen_ssa/src/back/link.rs b/compiler/rustc_codegen_ssa/src/back/link.rs
index 1f5e2b76bf0..82213e7d748 100644
--- a/compiler/rustc_codegen_ssa/src/back/link.rs
+++ b/compiler/rustc_codegen_ssa/src/back/link.rs
@@ -1003,10 +1003,14 @@ fn link_natively<'a, B: ArchiveBuilder<'a>>(
     let strip = strip_value(sess);
 
     if sess.target.is_like_osx {
-        match strip {
-            Strip::Debuginfo => strip_symbols_in_osx(sess, &out_filename, Some("-S")),
-            Strip::Symbols => strip_symbols_in_osx(sess, &out_filename, None),
-            Strip::None => {}
+        match (strip, crate_type) {
+            (Strip::Debuginfo, _) => strip_symbols_in_osx(sess, &out_filename, Some("-S")),
+            // Per the manpage, `-x` is the maximum safe strip level for dynamic libraries. (#93988)
+            (Strip::Symbols, CrateType::Dylib | CrateType::Cdylib | CrateType::ProcMacro) => {
+                strip_symbols_in_osx(sess, &out_filename, Some("-x"))
+            }
+            (Strip::Symbols, _) => strip_symbols_in_osx(sess, &out_filename, None),
+            (Strip::None, _) => {}
         }
     }
 }