1 files changed, 30 insertions, 0 deletions
diff --git a/gcc/testsuite/g++.dg/tree-ssa/pr50622.C b/gcc/testsuite/g++.dg/tree-ssa/pr50622.C
new file mode 100644
index 00000000000..d7f4fa74b95
--- /dev/null
+++ b/gcc/testsuite/g++.dg/tree-ssa/pr50622.C
@@ -0,0 +1,30 @@
+// { dg-do compile }
+// { dg-options "-O2" }
+
+typedef __complex__ double Value;
+struct LorentzVector
+{
+  LorentzVector & operator+=(const LorentzVector & a) {
+    theX += a.theX;
+    theY += a.theY;
+    theZ += a.theZ;
+    theT += a.theT;
+    return *this;
+  }
+
+  Value theX;
+  Value theY;
+  Value theZ;
+  Value theT;
+};
+
+inline LorentzVector
+operator+(LorentzVector a, const LorentzVector & b) {
+  return a += b;
+}
+
+Value ex, et;
+LorentzVector sum() {
+  LorentzVector v1; v1.theX =ex; v1.theY =ex+et; v1.theZ =ex-et;   v1.theT =et;
+  return v1+v1;
+}