[clang] [Modules] No transitive source location change (PR #86912)

[Jan Svoboda via cfe-commits]

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@@ -4082,14 +4069,14 @@ void ASTReader::ReadModuleOffsetMap(ModuleFile &F) const {
                           : ModuleMgr.lookupByFileName(Name));
     if (!OM) {
       std::string Msg =
-          "SourceLocation remap refers to unknown module, cannot find ";
+          "cannot find module ";
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jansvoboda11 wrote:

Would be good to keep some context in the error message, maybe remove just the `"SourceLocation"` part and leave the rest as it was?

https://github.com/llvm/llvm-project/pull/86912