From 1aeb04b4dc51775e297e84acfdf4ba26c37e1b3d Mon Sep 17 00:00:00 2001
From: "J. Nick Koston" <nick@home-assistant.io>
Date: Wed, 15 Apr 2026 16:09:55 -1000
Subject: [PATCH] libretiny: log nm failure reason instead of silently
 swallowing

---
 esphome/components/libretiny/patch_linker.py.script | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/esphome/components/libretiny/patch_linker.py.script b/esphome/components/libretiny/patch_linker.py.script
index 183759559a..f2da6c9161 100644
--- a/esphome/components/libretiny/patch_linker.py.script
+++ b/esphome/components/libretiny/patch_linker.py.script
@@ -123,7 +123,8 @@ def _post_link(target, source, env):
         out = subprocess.check_output(
             [nm, "--defined-only", "--demangle", elf], text=True
         )
-    except (OSError, subprocess.CalledProcessError):
+    except (OSError, subprocess.CalledProcessError) as exc:
+        print("ESPHome: IRAM_ATTR summary unavailable (nm failed: {})".format(exc))
         return
     start = end = None
     fallback = []