From 150afc0fb2ff52130ae0aef0a270caf037014652 Mon Sep 17 00:00:00 2001 From: Matthew Maurer Date: Wed, 11 Dec 2024 20:02:08 +0000 Subject: rust: Set `-C metadata` on proc-macros Without this set, trying to load two proc-macros with the same crate name but different hashes may fail quietly at the interner step. Bug: 383526333 Test: m crosvm using both zerocopy-0.8 and zerocopy-0.7 Change-Id: I32b70fd8eb278c3edb649f268f762761082a46b7 --- rust/proc_macro.go | 1 + 1 file changed, 1 insertion(+) (limited to 'rust/proc_macro.go') diff --git a/rust/proc_macro.go b/rust/proc_macro.go index 1ff6637a6..28ed68b71 100644 --- a/rust/proc_macro.go +++ b/rust/proc_macro.go @@ -67,6 +67,7 @@ func (procMacro *procMacroDecorator) compilerProps() []interface{} { func (procMacro *procMacroDecorator) compilerFlags(ctx ModuleContext, flags Flags) Flags { flags = procMacro.baseCompiler.compilerFlags(ctx, flags) flags.RustFlags = append(flags.RustFlags, "--extern proc_macro") + flags.RustFlags = append(flags.RustFlags, "-C metadata="+ctx.ModuleName()) return flags } -- cgit v1.2.3-59-g8ed1b