From 3dc0b9a3ae90dcac2f1150e6b2dfb0a5a310355b Mon Sep 17 00:00:00 2001
From: Egor Tensin <Egor.Tensin@gmail.com>
Date: Wed, 15 Jan 2020 19:20:50 +0300
Subject: add call stack collection support

---
 test/CMakeLists.txt | 11 ++++++++++-
 test/call_stack.cpp | 41 +++++++++++++++++++++++++++++++++++++++++
 2 files changed, 51 insertions(+), 1 deletion(-)
 create mode 100644 test/call_stack.cpp

(limited to 'test')

diff --git a/test/CMakeLists.txt b/test/CMakeLists.txt
index 619a51e..656caa9 100644
--- a/test/CMakeLists.txt
+++ b/test/CMakeLists.txt
@@ -1,4 +1,13 @@
-set(CC_STATIC_RUNTIME OFF)
+add_executable(call_stack call_stack.cpp)
+target_link_libraries(call_stack PRIVATE pdb_repo)
+
+install(TARGETS call_stack RUNTIME DESTINATION bin)
+if(CMAKE_CXX_COMPILER_ID STREQUAL "MSVC")
+    install(FILES "$<TARGET_PDB_FILE:call_stack>" DESTINATION bin OPTIONAL)
+endif()
+
+set(CC_STATIC_RUNTIME OFF) # Reduce the number of symbols in this test utility
+
 add_executable(foobar foobar.cpp)
 
 install(TARGETS foobar RUNTIME DESTINATION bin)
diff --git a/test/call_stack.cpp b/test/call_stack.cpp
new file mode 100644
index 0000000..c1fb0fd
--- /dev/null
+++ b/test/call_stack.cpp
@@ -0,0 +1,41 @@
+#include "pdb/all.hpp"
+
+#include <exception>
+#include <iostream>
+
+namespace test {
+
+void call_stack() {
+    pdb::DbgHelp dbghelp{true};
+    const auto call_stack = pdb::CallStack::capture();
+    for (std::size_t i = 0; i < call_stack.length; ++i)
+        std::cout << pdb::format_address(call_stack.frames[i]) << ' '
+                  << pdb::call_stack::pretty_print_address(dbghelp, call_stack.frames[i]) << '\n';
+}
+
+void __declspec(noinline) baz() {
+    std::cout << "baz\n";
+    call_stack();
+}
+
+void __declspec(noinline) bar() {
+    std::cout << "bar\n";
+    baz();
+}
+
+void __declspec(noinline) foo() {
+    std::cout << "foo\n";
+    bar();
+}
+
+} // namespace test
+
+int main() {
+    try {
+        test::foo();
+    } catch (const std::exception& e) {
+        std::cerr << e.what() << '\n';
+        return 1;
+    }
+    return 0;
+}
-- 
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