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-rw-r--r--compiler/rustc_codegen_llvm/src/debuginfo/metadata.rs3
1 files changed, 1 insertions, 2 deletions
diff --git a/compiler/rustc_codegen_llvm/src/debuginfo/metadata.rs b/compiler/rustc_codegen_llvm/src/debuginfo/metadata.rs
index 25fe3cb265d..bd2fba12602 100644
--- a/compiler/rustc_codegen_llvm/src/debuginfo/metadata.rs
+++ b/compiler/rustc_codegen_llvm/src/debuginfo/metadata.rs
@@ -806,8 +806,7 @@ pub fn build_compile_unit_di_node<'ll, 'tcx>(
     name_in_debuginfo.push(codegen_unit_name);
 
     debug!("build_compile_unit_di_node: {:?}", name_in_debuginfo);
-    let rustc_producer =
-        format!("rustc version {}", option_env!("CFG_VERSION").expect("CFG_VERSION"),);
+    let rustc_producer = format!("rustc version {}", tcx.sess.cfg_version);
     // FIXME(#41252) Remove "clang LLVM" if we can get GDB and LLVM to play nice.
     let producer = format!("clang LLVM ({})", rustc_producer);