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authorbors <bors@rust-lang.org>2025-08-28 19:57:03 +0000
committerbors <bors@rust-lang.org>2025-08-28 19:57:03 +0000
commitf2824da98d44c4a4e17bf39eb45103c8fc249117 (patch)
tree812545bfb6f5c28312e21654298d5303b0fe4e06 /compiler/rustc_codegen_ssa/src/back/write.rs
parent35d55b34bffd51384ac430cc20852b7d16dd5a90 (diff)
parenta60b96a3d47ca522439df646534dd5e27beb5a07 (diff)
downloadrust-f2824da98d44c4a4e17bf39eb45103c8fc249117.tar.gz
rust-f2824da98d44c4a4e17bf39eb45103c8fc249117.zip
Auto merge of #145970 - GuillaumeGomez:rollup-pr11qds, r=GuillaumeGomez
Rollup of 6 pull requests

Successful merges:

 - rust-lang/rust#142472 (Add new `doc(attribute = "...")` attribute)
 - rust-lang/rust#145368 (CFI: Make `lto` and `linker-plugin-lto` work the same for `compiler_builtins`)
 - rust-lang/rust#145853 (Improve error messages around invalid literals in attribute arguments)
 - rust-lang/rust#145920 (bootstrap: Explicitly mark the end of a failed test's captured output)
 - rust-lang/rust#145937 (add doc-hidden to exports in attribute prelude)
 - rust-lang/rust#145965 (Move exporting of profiler and sanitizer symbols to the LLVM backend)

r? `@ghost`
`@rustbot` modify labels: rollup
Diffstat (limited to 'compiler/rustc_codegen_ssa/src/back/write.rs')
-rw-r--r--compiler/rustc_codegen_ssa/src/back/write.rs13
1 files changed, 1 insertions, 12 deletions
diff --git a/compiler/rustc_codegen_ssa/src/back/write.rs b/compiler/rustc_codegen_ssa/src/back/write.rs
index 8586615f7c7..92582dcc399 100644
--- a/compiler/rustc_codegen_ssa/src/back/write.rs
+++ b/compiler/rustc_codegen_ssa/src/back/write.rs
@@ -138,23 +138,12 @@ impl ModuleConfig {
 
         let emit_obj = if !should_emit_obj {
             EmitObj::None
-        } else if sess.target.obj_is_bitcode
-            || (sess.opts.cg.linker_plugin_lto.enabled() && !no_builtins)
-        {
+        } else if sess.target.obj_is_bitcode || sess.opts.cg.linker_plugin_lto.enabled() {
             // This case is selected if the target uses objects as bitcode, or
             // if linker plugin LTO is enabled. In the linker plugin LTO case
             // the assumption is that the final link-step will read the bitcode
             // and convert it to object code. This may be done by either the
             // native linker or rustc itself.
-            //
-            // Note, however, that the linker-plugin-lto requested here is
-            // explicitly ignored for `#![no_builtins]` crates. These crates are
-            // specifically ignored by rustc's LTO passes and wouldn't work if
-            // loaded into the linker. These crates define symbols that LLVM
-            // lowers intrinsics to, and these symbol dependencies aren't known
-            // until after codegen. As a result any crate marked
-            // `#![no_builtins]` is assumed to not participate in LTO and
-            // instead goes on to generate object code.
             EmitObj::Bitcode
         } else if need_bitcode_in_object(tcx) {
             EmitObj::ObjectCode(BitcodeSection::Full)