Add missing entry to invalidation log (#49449)

* Add missing entry to invalidation log

Addresses JuliaDebug/SnoopCompile.jl#357 (comment)
using the observation in the following comment.

Co-authored-by: Jameson Nash <vtjnash@gmail.com>

* Fix indentation

---------

Co-authored-by: Jameson Nash <vtjnash@gmail.com>

Author: timholy

src/staticdata_utils.c

@@ -1022,18 +1022,18 @@ static int jl_verify_graph_edge(size_t *maxvalids2_data, jl_array_t *edges, size
         if (idx != childidx) {
             if (max_valid < maxvalids2_data[childidx])
                 maxvalids2_data[childidx] = max_valid;
-            if (_jl_debug_method_invalidation && max_valid != ~(size_t)0) {
-                jl_method_instance_t *mi = (jl_method_instance_t*)jl_array_ptr_ref(edges, childidx * 2);
-                jl_value_t *loctag = NULL;
-                JL_GC_PUSH1(&loctag);
-                jl_array_ptr_1d_push(_jl_debug_method_invalidation, (jl_value_t*)mi);
-                loctag = jl_cstr_to_string("verify_methods");
-                jl_array_ptr_1d_push(_jl_debug_method_invalidation, loctag);
-                jl_array_ptr_1d_push(_jl_debug_method_invalidation, (jl_value_t*)cause);
-                JL_GC_POP();
-            }
         }
         visited->items[childidx] = (void*)1;
+        if (_jl_debug_method_invalidation && max_valid != ~(size_t)0) {
+            jl_method_instance_t *mi = (jl_method_instance_t*)jl_array_ptr_ref(edges, childidx * 2);
+            jl_value_t *loctag = NULL;
+            JL_GC_PUSH1(&loctag);
+            jl_array_ptr_1d_push(_jl_debug_method_invalidation, (jl_value_t*)mi);
+            loctag = jl_cstr_to_string("verify_methods");
+            jl_array_ptr_1d_push(_jl_debug_method_invalidation, loctag);
+            jl_array_ptr_1d_push(_jl_debug_method_invalidation, (jl_value_t*)cause);
+            JL_GC_POP();
+        }
     }
     return 0;
 }

test/precompile.jl

@@ -857,9 +857,13 @@ precompile_test_harness("code caching") do dir
 
         # This will be invalidated if StaleC is loaded
         useA() = $StaleA.stale("hello")
+        useA2() = useA()
 
         # force precompilation
-        useA()
+        begin
+            Base.Experimental.@force_compile
+            useA2()
+        end
 
         ## Reporting tests
         call_nbits(x::Integer) = $StaleA.nbits(x)
@@ -940,6 +944,10 @@ precompile_test_harness("code caching") do dir
     @test invalidations[j-1] == "insert_backedges_callee"
     @test isa(invalidations[j-2], Type)
     @test isa(invalidations[j+1], Vector{Any}) # [nbits(::UInt8)]
+    m = only(methods(MB.useA2))
+    mi = only(Base.specializations(m))
+    @test !hasvalid(mi, world)
+    @test mi ∈ invalidations
 
     m = only(methods(MB.map_nbits))
     @test !hasvalid(m.specializations::Core.MethodInstance, world+1) # insert_backedges invalidations also trigger their backedges