From 08e92c873cdaadd7cbe0e32deb72c7806987943c Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Jonathan=20M=C3=BCller?= <git@foonathan.net>
Date: Sat, 7 Oct 2017 09:29:20 +0200
Subject: [PATCH] Show line number in error message

---
 src/libclang/libclang_parser.cpp | 6 +++++-
 1 file changed, 5 insertions(+), 1 deletion(-)

diff --git a/src/libclang/libclang_parser.cpp b/src/libclang/libclang_parser.cpp
index fa3e2a6..08628a6 100644
--- a/src/libclang/libclang_parser.cpp
+++ b/src/libclang/libclang_parser.cpp
@@ -371,7 +371,11 @@ namespace
             auto sev  = get_severity(diag);
             if (sev)
             {
-                auto loc  = source_location::make_file(path); // line number won't help
+                auto     diag_loc = clang_getDiagnosticLocation(diag);
+                unsigned line;
+                clang_getPresumedLocation(diag_loc, nullptr, &line, nullptr);
+
+                auto loc  = source_location::make_file(path, line);
                 auto text = detail::cxstring(clang_getDiagnosticSpelling(diag));
                 if (text != "too many errors emitted, stopping now")
                     logger.log("libclang", diagnostic{text.c_str(), loc, sev.value()});