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-rw-r--r--compiler/rustc_codegen_cranelift/src/debuginfo/line_info.rs2
-rw-r--r--compiler/rustc_codegen_llvm/src/debuginfo/mod.rs2
2 files changed, 2 insertions, 2 deletions
diff --git a/compiler/rustc_codegen_cranelift/src/debuginfo/line_info.rs b/compiler/rustc_codegen_cranelift/src/debuginfo/line_info.rs
index 463de6a91c7..1b454b6667c 100644
--- a/compiler/rustc_codegen_cranelift/src/debuginfo/line_info.rs
+++ b/compiler/rustc_codegen_cranelift/src/debuginfo/line_info.rs
@@ -81,7 +81,7 @@ impl DebugContext {
 
         match tcx.sess.source_map().lookup_line(span.lo()) {
             Ok(SourceFileAndLine { sf: file, line }) => {
-                let line_pos = file.line_begin_pos(span.lo());
+                let line_pos = file.lines(|lines| lines[line]);
 
                 (
                     file,
diff --git a/compiler/rustc_codegen_llvm/src/debuginfo/mod.rs b/compiler/rustc_codegen_llvm/src/debuginfo/mod.rs
index aa7ae9355bc..44e591ceef1 100644
--- a/compiler/rustc_codegen_llvm/src/debuginfo/mod.rs
+++ b/compiler/rustc_codegen_llvm/src/debuginfo/mod.rs
@@ -262,7 +262,7 @@ impl CodegenCx<'_, '_> {
     pub fn lookup_debug_loc(&self, pos: BytePos) -> DebugLoc {
         let (file, line, col) = match self.sess().source_map().lookup_line(pos) {
             Ok(SourceFileAndLine { sf: file, line }) => {
-                let line_pos = file.line_begin_pos(pos);
+                let line_pos = file.lines(|lines| lines[line]);
 
                 // Use 1-based indexing.
                 let line = (line + 1) as u32;