ROCm don't override user set HSA_OVERRIDE_GFX_VERSION

CHANGELOG.md

@@ -9,6 +9,7 @@
   - Increase the medvram mode threshold from 8GB to 12GB  
   - Set CPU backend to use FP32 by default  
   - Relax Python version checks for Zluda  
+  - don't override user set gfx version with ROCm  
 
 - **Torch**  
   - set default to `torch==2.7.1`  

installer.py

@@ -696,7 +696,7 @@ def install_rocm_zluda():
             log.debug(f'ROCm hipBLASLt: arch={device.name} available={device.blaslt_supported}')
             rocm.set_blaslt_enabled(device.blaslt_supported)
 
-    if device is None:
+    if device is None or os.environ.get("HSA_OVERRIDE_GFX_VERSION", None) is not None:
         log.debug('ROCm: HSA_OVERRIDE_GFX_VERSION auto config skipped')
     else:
         gfx_ver = device.get_gfx_version()