More mac fixups.

src/alloy/backend/x64/x64_assembler.cc

@@ -19,7 +19,7 @@
 
 namespace BE {
 #include <beaengine/BeaEngine.h>
-}
+}  // namespace BE
 
 namespace alloy {
 namespace backend {

src/alloy/backend/x64/x64_code_cache_posix.cc

@@ -9,9 +9,9 @@
 
 #include <alloy/backend/x64/x64_code_cache.h>
 
-#include <sys/mman.h>
+#include <poly/assert.h>
 
-#include <alloy/backend/x64/tracing.h>
+#include <sys/mman.h>
 
 namespace alloy {
 namespace backend {

src/alloy/backend/x64/x64_emitter.cc

@@ -370,7 +370,7 @@ void X64Emitter::CallIndirect(const hir::Instr* instr, const Reg64& reg) {
 uint64_t UndefinedCallExtern(void* raw_context, uint64_t symbol_info_ptr) {
   auto symbol_info = reinterpret_cast<FunctionInfo*>(symbol_info_ptr);
   XELOGW("undefined extern call to %.8llX %s", symbol_info->address(),
-         symbol_info->name());
+         symbol_info->name().c_str());
   return 0;
 }
 void X64Emitter::CallExtern(const hir::Instr* instr,