fix linux compile

78cf76a1 · wanghaoshuang · 5993155d · 78cf76a1
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内联并排

Showing with 2 addition and 1 deletion

paddle/fluid/framework/ir/node.cc paddle/fluid/framework/ir/node.cc +2 -1

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--- a/paddle/fluid/framework/ir/node.cc
+++ b/paddle/fluid/framework/ir/node.cc
@@ -17,8 +17,9 @@ limitations under the License. */
 namespace paddle {
 namespace framework {
 namespace ir {
+// msvc15 don't support constexpr in correct way.
 #if !defined(_WIN32)
-constexpr char Node::kControlDepVarName[] =  "__control_var";
+constexpr char Node::kControlDepVarName[];
 #else
 const char Node::kControlDepVarName[] = "__control_var";
 #endif