From bc2d9d666821f33ccc8747d2ed555100f856ff94 Mon Sep 17 00:00:00 2001
From: Martin Quinson <martin.quinson@loria.fr>
Date: Sat, 27 Oct 2018 18:55:53 +0200
Subject: [PATCH] these portability bits should be useless

---
 src/xbt/backtrace.cpp | 11 ++++++-----
 1 file changed, 6 insertions(+), 5 deletions(-)

diff --git a/src/xbt/backtrace.cpp b/src/xbt/backtrace.cpp
index 575d2a5e67..53064c6937 100644
--- a/src/xbt/backtrace.cpp
+++ b/src/xbt/backtrace.cpp
@@ -38,10 +38,9 @@ static bool startWith(std::string str, const char* prefix)
 
 void xbt_backtrace_display(xbt_backtrace_location_t* loc, std::size_t count)
 {
-#ifdef HAVE_BACKTRACE
   std::vector<std::string> backtrace = simgrid::xbt::resolve_backtrace(loc, count);
   if (backtrace.empty()) {
-    fprintf(stderr, "(backtrace not set)\n");
+    fprintf(stderr, "(backtrace not set -- maybe unavailable on this architecture?)\n");
     return;
   }
   fprintf(stderr, "Backtrace (displayed in process %s):\n", SIMIX_process_self_get_name());
@@ -54,9 +53,6 @@ void xbt_backtrace_display(xbt_backtrace_location_t* loc, std::size_t count)
         startWith(s, "simgrid::xbt::MainFunction") /* main used with thread factory */)
       break;
   }
-#else
-  XBT_ERROR("Cannot display backtrace when compiled without libunwind.");
-#endif
 }
 
 /** @brief show the backtrace of the current point (lovely while debugging) */
@@ -357,6 +353,11 @@ size_t xbt_backtrace_current(xbt_backtrace_location_t* loc, size_t count)
 
 namespace simgrid {
 namespace xbt {
+std::vector<std::string> resolve_backtrace(xbt_backtrace_location_t const* loc, std::size_t count)
+{
+  std::vector<std::string> result;
+  return result;
+}
 
 std::vector<std::string> resolve_backtrace(xbt_backtrace_location_t const* loc, std::size_t count)
 {
-- 
2.20.1