Avoid conflicting shared libraries from SDK snapshots.
Test: m nothing
Test: env SANITIZE_HOST=address \
SANITIZE_TARGET='hwaddress fuzzer' \
build/soong/soong_ui.bash --make-mode \
TARGET_PRODUCT=blueline_hwasan haiku dist
Bug: 170041398
Change-Id: Ifa4f72d6778cbb10663a780c7eb54b5e21d5b571
diff --git a/cc/fuzz.go b/cc/fuzz.go
index 0453847..e81b40f 100644
--- a/cc/fuzz.go
+++ b/cc/fuzz.go
@@ -167,7 +167,9 @@
// that should be installed in the fuzz target output directories. This function
// returns true, unless:
// - The module is not a shared library, or
-// - The module is a header, stub, or vendor-linked library.
+// - The module is a header, stub, or vendor-linked library, or
+// - The module is a prebuilt and its source is available, or
+// - The module is a versioned member of an SDK snapshot.
func isValidSharedDependency(dependency android.Module) bool {
// TODO(b/144090547): We should be parsing these modules using
// ModuleDependencyTag instead of the current brute-force checking.
@@ -190,6 +192,20 @@
}
}
+ // If the same library is present both as source and a prebuilt we must pick
+ // only one to avoid a conflict. Always prefer the source since the prebuilt
+ // probably won't be built with sanitizers enabled.
+ if prebuilt, ok := dependency.(android.PrebuiltInterface); ok &&
+ prebuilt.Prebuilt() != nil && prebuilt.Prebuilt().SourceExists() {
+ return false
+ }
+
+ // Discard versioned members of SDK snapshots, because they will conflict with
+ // unversioned ones.
+ if sdkMember, ok := dependency.(android.SdkAware); ok && !sdkMember.ContainingSdk().Unversioned() {
+ return false
+ }
+
return true
}