Merge branch 'lcambier/lto_symbol_fix' into 'main'

tile_matmul: ensure lto_symbol differs for different arch & num_threads

See merge request omniverse/warp!844

warp/builtins.py

@@ -5681,9 +5681,7 @@ def make_function(M, N, K, adtype, bdtype, cdtype, alayout, blayout, clayout):
             raise RuntimeError("time_matmul(A, B, C) requires all inputs to be real or complex")
         element_type = a_type
 
-        lto_symbol = (
-            f"dot_{M}_{N}_{K}_{a_arrangement}_{b_arrangement}_{c_arrangement}_{a_prec}_{b_prec}_{c_prec}_{element_type}"
-        )
+        lto_symbol = f"dot_{M}_{N}_{K}_{arch}_{num_threads}_{a_arrangement}_{b_arrangement}_{c_arrangement}_{a_prec}_{b_prec}_{c_prec}_{element_type}"
 
         # early out if LTO for this combination already exists for this module
         if lto_symbol in builder.ltoirs: