From f48f681fb5c5000afb190c96f09070671a034d30 Mon Sep 17 00:00:00 2001
From: Konstantin Seurer <konstantin.seurer@gmail.com>
Date: Mon, 30 Mar 2026 15:29:20 +0200
Subject: [PATCH] nir: Duplicate the name in nir_def_set_name

nir_sweep expects that nir_instr_debug_info::variable_name is owned by
nir_instr_debug_info.

Reviewed-By: Mike Blumenkrantz <michael.blumenkrantz@gmail.com>
Part-of: <https://gitlab.freedesktop.org/mesa/mesa/-/merge_requests/40706>
---
 src/compiler/nir/nir_lower_vars_to_ssa.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/src/compiler/nir/nir_lower_vars_to_ssa.c b/src/compiler/nir/nir_lower_vars_to_ssa.c
index 3ed843da847..ae7ec1cfc47 100644
--- a/src/compiler/nir/nir_lower_vars_to_ssa.c
+++ b/src/compiler/nir/nir_lower_vars_to_ssa.c
@@ -607,7 +607,7 @@ nir_def_set_name(nir_shader *shader, nir_def *def, char *name)
       return;
 
    nir_instr_debug_info *debug_info = nir_instr_get_debug_info(nir_def_instr(def));
-   debug_info->variable_name = name;
+   debug_info->variable_name = ralloc_strdup(shader, name);
 }
 
 /* Performs variable renaming