!251 【轻量级 PR】：针对内存耗尽场景下概现线程创建启动失败问题，增加异常捕获

Merge pull request !251 from XiYuhao/N/A

interfaces/innerkits/ipc_core/BUILD.gn

@@ -17,7 +17,10 @@ SUBSYSTEM_DIR = "//foundation/communication/ipc"
 IPC_CORE_ROOT = "$SUBSYSTEM_DIR/ipc/native"
 
 config("libipc_core_private_config") {
-  cflags_cc = [ "-O2" ]
+  cflags_cc = [
+    "-O2",
+    "-fexceptions",
+  ]
 }
 
 ohos_shared_library("ipc_core") {

interfaces/innerkits/ipc_single/BUILD.gn

@@ -20,6 +20,7 @@ config("libipc_single_private_config") {
   cflags_cc = [
     "-DCONFIG_IPC_SINGLE",
     "-O2",
+    "-fexceptions",
   ]
 }
 ohos_shared_library("ipc_single") {

ipc/native/src/core/source/ipc_thread_pool.cpp

@@ -71,8 +71,14 @@ bool IPCWorkThreadPool::SpawnThread(int policy, int proto)
             DBINDER_LOGI("SpawnThread, now idleSocketThreadNum_ =%d", idleSocketThreadNum_);
         }
 
-        newThread->Start(policy, proto, threadName);
-        return true;
+        bool ret = true;
+        try {
+            newThread->Start(policy, proto, threadName);
+        } catch (const std::exception& e) {
+            DBINDER_LOGI("get exception:%{public}s", e.what());
+            ret = false;
+        }
+        return ret;
     }
     return false;
 }