fix crash with sa1 ram exposure

waterbox/libsnes/bsnes/snes/chip/sa1/sa1.cpp

@@ -116,6 +116,7 @@ void SA1::trigger_irq() {
 }
 
 void SA1::init() {
+  iram.init();
 }
 
 void SA1::load() {

waterbox/libsnes/bsnes/snes/memory/memory-inline.hpp

@@ -12,12 +12,14 @@ void StaticRAM::write(unsigned addr, uint8 n) { data_[addr] = n; }
 uint8& StaticRAM::operator[](unsigned addr) { return data_[addr]; }
 const uint8& StaticRAM::operator[](unsigned addr) const { return data_[addr]; }
 
-StaticRAM::StaticRAM(unsigned n, const char* name) : size_(n) {
-  if(name) data_ = (uint8*)interface()->allocSharedMemory(name, size_);
+StaticRAM::StaticRAM(unsigned n, const char* name) : size_(n), name_(name) {
+  if(name_) data_ = nullptr; // data_ alloc must be deferred (static ctor is not in a cothread!)
   else data_ = new uint8[size_]();
 }
 StaticRAM::~StaticRAM() { abort(); }
 
+void StaticRAM::init() { if(name_ && !data_) data_ = (uint8*)interface()->allocSharedMemory(name_, size_); }
+
 //MappedRAM
 
 void MappedRAM::reset() {

waterbox/libsnes/bsnes/snes/memory/memory.hpp

@@ -16,9 +16,12 @@ struct StaticRAM : Memory {
   inline StaticRAM(unsigned size, const char* name = NULL);
   inline ~StaticRAM();
 
+  inline void init();
+
 private:
   uint8 *data_;
   unsigned size_;
+  const char* name_;
 };
 
 struct MappedRAM : Memory {