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Keep inlined var_debug_info only when full debug info is used

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Kornel
2025-02-08 01:33:38 +00:00
parent db9daab1ee
commit c9ef11695f
1 changed files with 4 additions and 2 deletions
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6
compiler/rustc_mir_transform/src/inline.rs
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@@ -982,14 +982,16 @@ fn inline_call<'tcx, I: Inliner<'tcx>>(
// Insert all of the (mapped) parts of the callee body into the caller. // Insert all of the (mapped) parts of the callee body into the caller.
caller_body.local_decls.extend(callee_body.drain_vars_and_temps()); caller_body.local_decls.extend(callee_body.drain_vars_and_temps());
caller_body.source_scopes.append(&mut callee_body.source_scopes); caller_body.source_scopes.append(&mut callee_body.source_scopes);
// only "full" debug promises any variable-level information
if tcx if tcx
.sess .sess
.opts .opts
.unstable_opts .unstable_opts
.inline_mir_preserve_debug .inline_mir_preserve_debug
.unwrap_or(tcx.sess.opts.debuginfo != DebugInfo::None) .unwrap_or(tcx.sess.opts.debuginfo == DebugInfo::Full)
{ {
// Note that we need to preserve these in the standard library so that // -Zinline-mir-preserve-debug is enabled when building the standard library, so that
// people working on rust can build with or without debuginfo while // people working on rust can build with or without debuginfo while
// still getting consistent results from the mir-opt tests. // still getting consistent results from the mir-opt tests.
caller_body.var_debug_info.append(&mut callee_body.var_debug_info); caller_body.var_debug_info.append(&mut callee_body.var_debug_info);