Enable bugprone-unhandled-exception-at-new check.

4 files changed, 62 insertions, 18 deletions

diff --git a/src/buildtool/execution_api/local/local_action.cpp b/src/buildtool/execution_api/local/local_action.cpp
index 10359e92..e2ee373c 100644
--- a/src/buildtool/execution_api/local/local_action.cpp
+++ b/src/buildtool/execution_api/local/local_action.cpp
@@ -104,16 +104,33 @@ auto LocalAction::Execute(Logger const* logger) noexcept
                      action->hash());
     }
 
+    auto create_response = [](Logger const* logger,
+                              std::string const& action_hash,
+                              auto&&... args) -> IExecutionResponse::Ptr {
+        try {
+            return IExecutionResponse::Ptr{new LocalResponse{
+                action_hash, std::forward<decltype(args)>(args)...}};
+        } catch (...) {
+            if (logger != nullptr) {
+                logger->Emit(LogLevel::Error,
+                             "failed to create a response for {}",
+                             action_hash);
+            }
+        }
+        return nullptr;
+    };
+
     if (do_cache) {
         if (auto result =
                 local_context_.storage->ActionCache().CachedResult(*action)) {
             if (result->exit_code() == 0 and
                 ActionResultContainsExpectedOutputs(
                     *result, output_files_, output_dirs_)) {
-                return IExecutionResponse::Ptr{
-                    new LocalResponse{action->hash(),
-                                      {std::move(*result), /*is_cached=*/true},
-                                      local_context_.storage}};
+                return create_response(
+                    logger,
+                    action->hash(),
+                    LocalAction::Output{*std::move(result), /*is_cached=*/true},
+                    local_context_.storage);
             }
         }
     }
@@ -135,13 +152,15 @@ auto LocalAction::Execute(Logger const* logger) noexcept
                 }
 
                 output->is_cached = true;
-                return IExecutionResponse::Ptr{
-                    new LocalResponse{action_cached->hash(),
-                                      std::move(*output),
-                                      local_context_.storage}};
+                return create_response(logger,
+                                       action_cached->hash(),
+                                       *std::move(output),
+                                       local_context_.storage);
             }
-            return IExecutionResponse::Ptr{new LocalResponse{
-                action->hash(), std::move(*output), local_context_.storage}};
+            return create_response(logger,
+                                   action->hash(),
+                                   *std::move(output),
+                                   local_context_.storage);
         }
     }
 
diff --git a/src/buildtool/execution_api/local/local_api.hpp b/src/buildtool/execution_api/local/local_api.hpp
index 4fc6b16e..e564d72f 100644
--- a/src/buildtool/execution_api/local/local_api.hpp
+++ b/src/buildtool/execution_api/local/local_api.hpp
@@ -19,6 +19,7 @@
 #include <iterator>
 #include <map>
 #include <memory>
+#include <new>  // std::nothrow
 #include <optional>
 #include <sstream>
 #include <string>
@@ -67,7 +68,8 @@ class LocalApi final : public IExecutionApi {
         std::map<std::string, std::string> const& env_vars,
         std::map<std::string, std::string> const& properties) const noexcept
         -> IExecutionAction::Ptr final {
-        return IExecutionAction::Ptr{new LocalAction{&local_context_,
+        return IExecutionAction::Ptr{new (std::nothrow)
+                                         LocalAction{&local_context_,
                                                      root_digest,
                                                      command,
                                                      cwd,
diff --git a/src/buildtool/execution_api/remote/bazel/bazel_action.cpp b/src/buildtool/execution_api/remote/bazel/bazel_action.cpp
index 15ca949f..f805c6fc 100644
--- a/src/buildtool/execution_api/remote/bazel/bazel_action.cpp
+++ b/src/buildtool/execution_api/remote/bazel/bazel_action.cpp
@@ -69,6 +69,22 @@ auto BazelAction::Execute(Logger const* logger) noexcept
                      action->hash());
     }
 
+    auto create_response = [](Logger const* logger,
+                              std::string const& action_hash,
+                              auto&&... args) -> IExecutionResponse::Ptr {
+        try {
+            return IExecutionResponse::Ptr{new BazelResponse{
+                action_hash, std::forward<decltype(args)>(args)...}};
+        } catch (...) {
+            if (logger != nullptr) {
+                logger->Emit(LogLevel::Error,
+                             "failed to create a response for {}",
+                             action_hash);
+            }
+        }
+        return nullptr;
+    };
+
     if (do_cache) {
         if (auto result =
                 network_->GetCachedActionResult(*action, output_files_)) {
@@ -77,8 +93,11 @@ auto BazelAction::Execute(Logger const* logger) noexcept
                     *result, output_files_, output_dirs_)
 
             ) {
-                return IExecutionResponse::Ptr{new BazelResponse{
-                    action->hash(), network_, {*result, true}}};
+                return create_response(
+                    logger,
+                    action->hash(),
+                    network_,
+                    BazelExecutionClient::ExecutionOutput{*result, true});
             }
         }
     }
@@ -101,11 +120,13 @@ auto BazelAction::Execute(Logger const* logger) noexcept
                 }
 
                 output->cached_result = true;
-                return IExecutionResponse::Ptr{new BazelResponse{
-                    action_cached->hash(), network_, std::move(*output)}};
+                return create_response(logger,
+                                       action_cached->hash(),
+                                       network_,
+                                       *std::move(output));
             }
-            return IExecutionResponse::Ptr{new BazelResponse{
-                action->hash(), network_, std::move(*output)}};
+            return create_response(
+                logger, action->hash(), network_, *std::move(output));
         }
     }
 
diff --git a/src/buildtool/execution_api/remote/bazel/bazel_api.cpp b/src/buildtool/execution_api/remote/bazel/bazel_api.cpp
index 8dbd026e..1b2933af 100644
--- a/src/buildtool/execution_api/remote/bazel/bazel_api.cpp
+++ b/src/buildtool/execution_api/remote/bazel/bazel_api.cpp
@@ -19,6 +19,7 @@
 #include <cstdint>
 #include <iterator>
 #include <mutex>
+#include <new>
 #include <sstream>
 #include <unordered_map>
 #include <unordered_set>
@@ -218,7 +219,8 @@ auto BazelApi::CreateAction(
     std::map<std::string, std::string> const& env_vars,
     std::map<std::string, std::string> const& properties) const noexcept
     -> IExecutionAction::Ptr {
-    return std::unique_ptr<BazelAction>{new BazelAction{network_,
+    return std::unique_ptr<BazelAction>{new (std::nothrow)
+                                            BazelAction{network_,
                                                         root_digest,
                                                         command,
                                                         cwd,