1 files changed, 28 insertions, 0 deletions
diff --git a/clang/test/Driver/check-time-trace.cpp b/clang/test/Driver/check-time-trace.cpp
new file mode 100644
index 00000000000..2b6579ee552
--- /dev/null
+++ b/clang/test/Driver/check-time-trace.cpp
@@ -0,0 +1,28 @@
+// REQUIRES: shell
+// RUN: %clangxx -S -ftime-trace -mllvm --time-trace-granularity=0 %s 2>&1 \
+// RUN:   | grep "Time trace json-file dumped to" | awk '{print $NF}' | xargs cat \
+// RUN:   | %python -c 'import json, sys; json.dump(json.loads(sys.stdin.read()), sys.stdout, sort_keys=True, indent=2)' \
+// RUN:   | FileCheck %s
+
+// CHECK: "traceEvents": [
+// CHECK: "args":
+// CHECK: "detail":
+// CHECK: "dur":
+// CHECK: "name":
+// CHECK-NEXT: "ph":
+// CHECK-NEXT: "pid":
+// CHECK-NEXT: "tid":
+// CHECK-NEXT: "ts":
+// CHECK: "name": "clang"
+// CHECK: "name": "process_name"
+
+template <typename T>
+struct Struct {
+  T Num;
+};
+
+int main() {
+  Struct<int> S;
+
+  return 0;
+}