Separate frozen object owning type from allocation site

MichalStrehovsky · MichalStrehovsky · commit 05fc29f49712 · 2026-06-08T12:54:50.000+09:00
Fixes #129074. Type names ending with numbers could clash with the callsite ID.
diff --git a/src/coreclr/tools/aot/ILCompiler.Compiler/Compiler/DependencyAnalysis/SerializedFrozenObjectNode.cs b/src/coreclr/tools/aot/ILCompiler.Compiler/Compiler/DependencyAnalysis/SerializedFrozenObjectNode.cs
@@ -34,6 +34,7 @@ public override void AppendMangledName(NameMangler nameMangler, Utf8StringBuilde
         {
             sb.Append(nameMangler.CompilationUnitPrefix).Append("__FrozenObj_"u8)
                 .Append(nameMangler.GetMangledTypeName(_owningType))
+                .Append('_')
                 .Append(_allocationSiteId.ToStringInvariant());
         }
 

Original file line number	Diff line number	Diff line change
`@@ -34,6 +34,7 @@ public override void AppendMangledName(NameMangler nameMangler, Utf8StringBuilde`
`34`	`34`	`{`
`35`	`35`	`sb.Append(nameMangler.CompilationUnitPrefix).Append("__FrozenObj_"u8)`
`36`	`36`	`.Append(nameMangler.GetMangledTypeName(_owningType))`
	`37`	`+ .Append('_')`
`37`	`38`	`.Append(_allocationSiteId.ToStringInvariant());`
`38`	`39`	`}`
`39`	`40`