Disable the ResolveAliases and GlobalCleanup passes.

Also add a test for handling of global aliases.

2 files changed, 9 insertions, 0 deletions

diff --git a/lib/Target/JSBackend/JSBackend.cpp b/lib/Target/JSBackend/JSBackend.cpp
index 65504326b0..856a051fe9 100644
--- a/lib/Target/JSBackend/JSBackend.cpp
+++ b/lib/Target/JSBackend/JSBackend.cpp
@@ -950,6 +950,11 @@ std::string JSWriter::getConstant(const Constant* CV, AsmCast sign) {
       Externals.insert(Name);
       return Name;
     }
+    if (const GlobalAlias *GA = dyn_cast<GlobalAlias>(CV)) {
+      // Since we don't currently support linking of our output, we don't need
+      // to worry about weak or other kinds of aliases.
+      return getConstant(GA->getAliasee(), sign);
+    }
     return utostr(getGlobalAddress(GV->getName().str()));
   }
 
diff --git a/lib/Transforms/NaCl/PNaClABISimplify.cpp b/lib/Transforms/NaCl/PNaClABISimplify.cpp
index 5678ffaa7f..886e0cc4cc 100644
--- a/lib/Transforms/NaCl/PNaClABISimplify.cpp
+++ b/lib/Transforms/NaCl/PNaClABISimplify.cpp
@@ -77,13 +77,17 @@ void llvm::PNaClABISimplifyAddPreOptPasses(PassManager &PM) {
 
   PM.add(createExpandVarArgsPass());
   PM.add(createExpandCtorsPass());
+#if 0 // XXX EMSCRIPTEN: We handle aliases.
   PM.add(createResolveAliasesPass());
+#endif
 #if 0 // EMSCRIPTEN: no need for tls
   PM.add(createExpandTlsPass());
 #endif
   // GlobalCleanup needs to run after ExpandTls because
   // __tls_template_start etc. are extern_weak before expansion
+#if 0 // XXX EMSCRIPTEN: We don't currently have tls, and we don't have the same complications with extern_weak
   PM.add(createGlobalCleanupPass());
+#endif
 }
 
 void llvm::PNaClABISimplifyAddPostOptPasses(PassManager &PM) {