Mesa (main): venus: fix two VN_TRACE_SCOPE's in the same scope

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Module: Mesa
Branch: main
Commit: f93059b19f0e4ecaf11c22e59ea3f15b11c91a5d
URL:    http://cgit.freedesktop.org/mesa/mesa/commit/?id=f93059b19f0e4ecaf11c22e59ea3f15b11c91a5d

Author: Chia-I Wu <olvaffe at gmail.com>
Date:   Wed Feb  9 14:07:32 2022 -0800

venus: fix two VN_TRACE_SCOPE's in the same scope

Make sure __LINE__ is expanded.

Reviewed-by: Ryan Neph <ryanneph at google.com>
Reviewed-by: Yiwei Zhang <zzyiwei at chromium.org>
Part-of: <https://gitlab.freedesktop.org/mesa/mesa/-/merge_requests/14960>

---

 src/virtio/vulkan/vn_common.h | 5 ++++-
 1 file changed, 4 insertions(+), 1 deletion(-)

diff --git a/src/virtio/vulkan/vn_common.h b/src/virtio/vulkan/vn_common.h
index 272311493a1..35b80789c80 100644
--- a/src/virtio/vulkan/vn_common.h
+++ b/src/virtio/vulkan/vn_common.h
@@ -67,8 +67,11 @@
 
 #if __has_attribute(cleanup) && __has_attribute(unused)
 
+#define VN_TRACE_SCOPE_VAR_CONCAT(name, suffix) name##suffix
+#define VN_TRACE_SCOPE_VAR(suffix)                                           \
+   VN_TRACE_SCOPE_VAR_CONCAT(_vn_trace_scope_, suffix)
 #define VN_TRACE_SCOPE(name)                                                 \
-   int _vn_trace_scope_##__LINE__                                            \
+   int VN_TRACE_SCOPE_VAR(__LINE__)                                          \
       __attribute__((cleanup(vn_trace_scope_end), unused)) =                 \
          vn_trace_scope_begin(name)