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-rw-r--r--clang/test/Frontend/int128.cpp11
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diff --git a/clang/test/Frontend/int128.cpp b/clang/test/Frontend/int128.cpp
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+// RUN: %clang_cc1 -x c -std=gnu99 -dM -E -triple x86_64-pc-linux %s | FileCheck -check-prefix=NO %s
+// RUN: %clang_cc1 -x c++ -std=c++11 -dM -E -triple x86_64-pc-linux %s | FileCheck -check-prefix=NO %s
+// RUN: %clang_cc1 -x c++ -std=gnu++11 -dM -E -triple i686-pc-linux %s | FileCheck -check-prefix=NO %s
+// RUN: %clang_cc1 -x c++ -std=gnu++11 -dM -E -triple x86_64-pc-linux %s | FileCheck -check-prefix=YES %s
+// RUN: %clang_cc1 -x c++ -std=gnu++1y -dM -E -triple x86_64-pc-linux %s | FileCheck -check-prefix=YES %s
+// PR23156
+
+// NO-NOT: __GLIBCXX_TYPE_INT_N_0
+// NO-NOT: __GLIBCXX_BITSIZE_INT_N_0
+// YES-DAG: __GLIBCXX_TYPE_INT_N_0
+// YES-DAG: __GLIBCXX_BITSIZE_INT_N_0
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