Merge pull request #66 from ChrisCummins/feature/ProGraML/46

Implement graph construction as an llvm::ModulePass

WORKSPACE

@@ -93,6 +93,21 @@ load("@com_github_chriscummins_rules_bats//:bats.bzl", "bats_deps")
 
 bats_deps()
 
+# Python config. Needed by pybind11_bazel.
+
+load("//third_party/py:python_configure.bzl", "python_configure")
+
+python_configure(name = "local_config_python")
+
+# Pybind11.
+
+http_archive(
+    name = "pybind11",
+    build_file = "//:third_party/pybind11_bazel/pybind11.BUILD",
+    strip_prefix = "pybind11-2.4.3",
+    urls = ["https://github.com/pybind/pybind11/archive/v2.4.3.tar.gz"],
+)
+
 # OpenCL headers.
 
 http_archive(

labm8/cpp/app.cc

@@ -3,8 +3,8 @@
 namespace labm8 {
 
 void InitApp(int* argc, char*** argv, const char* usage_string) {
-  std::string usage(usage_string);
-  if (!usage.empty()) {
+  if (usage_string) {
+    std::string usage(usage_string);
     gflags::SetUsageMessage(usage);
   }
 

labm8/cpp/app.h

@@ -6,6 +6,6 @@ namespace labm8 {
 
 // Initialize an application. This should be called first in main(). This takes
 // care of handling flags and setting the app's usage string.
-void InitApp(int* argc, char*** argv, const char* usage_string = "");
+void InitApp(int* argc, char*** argv, const char* usage_string = nullptr);
 
 }  // namespace labm8