From 93d8f3a3504c1e92333524aa6aeca169c103166a Mon Sep 17 00:00:00 2001
From: Even Rouault <even.rouault@spatialys.com>
Date: Tue, 18 Dec 2018 20:58:28 +0100
Subject: cpp conversion: fix One-Definition-Rule violations

Defining struct pj_opaque with different definitions is a violation
of the C++ One-Definition-Rule. When using link-time optimizations, this
could break badly.
The solution adopted here is to wrap those structures into a C++
anonymous namespace so they are considered different
---
 src/PJ_wag3.cpp | 2 ++
 1 file changed, 2 insertions(+)

(limited to 'src/PJ_wag3.cpp')

diff --git a/src/PJ_wag3.cpp b/src/PJ_wag3.cpp
index 0eeb73df..f0443688 100644
--- a/src/PJ_wag3.cpp
+++ b/src/PJ_wag3.cpp
@@ -9,9 +9,11 @@ PROJ_HEAD(wag3, "Wagner III") "\n\tPCyl, Sph\n\tlat_ts=";
 
 #define TWOTHIRD 0.6666666666666666666667
 
+namespace { // anonymous namespace
 struct pj_opaque {
 	double	C_x;
 };
+} // anonymous namespace
 
 
 static XY s_forward (LP lp, PJ *P) {           /* Spheroidal, forward */
-- 
cgit v1.2.3