[gcc(refs/vendors/ibm/heads/perf)] testsuite: Fix concepts-using2.C failure on 32-bit targets [PR93907]

[gcc(refs/vendors/ibm/heads/perf)] testsuite: Fix concepts-using2.C failure on 32-bit targets [PR93907]

[Jiu Fu Guo]

https://gcc.gnu.org/g:690de2b706baaec628b7534a82f7feb1c42df3b5

commit 690de2b706baaec628b7534a82f7feb1c42df3b5
Author: Jakub Jelinek <jakub@redhat.com>
Date:   Thu Mar 12 01:28:55 2020 +0100

    testsuite: Fix concepts-using2.C failure on 32-bit targets [PR93907]
    
    The test FAILs on 32-bit targets that don't have __int128 type.
    
    2020-03-12  Jakub Jelinek  <jakub@redhat.com>
    
            PR c++/93907
            * g++.dg/cpp2a/concepts-using2.C (cc): Use long long instead of
            __int128 if __SIZEOF_INT128__ isn't defined.

Diff:
---
 gcc/testsuite/ChangeLog                      | 6 ++++++
 gcc/testsuite/g++.dg/cpp2a/concepts-using2.C | 4 ++++
 2 files changed, 10 insertions(+)

diff --git a/gcc/testsuite/ChangeLog b/gcc/testsuite/ChangeLog
index 1ed0071da2b..18427eb1808 100644
--- a/gcc/testsuite/ChangeLog
+++ b/gcc/testsuite/ChangeLog
@@ -1,3 +1,9 @@
+2020-03-12  Jakub Jelinek  <jakub@redhat.com>
+
+	PR c++/93907
+	* g++.dg/cpp2a/concepts-using2.C (cc): Use long long instead of
+	__int128 if __SIZEOF_INT128__ isn't defined.
+
 2020-03-06  Marek Polacek  <polacek@redhat.com>
 
 	PR c++/94074 - wrong modifying const object error for COMPONENT_REF.
diff --git a/gcc/testsuite/g++.dg/cpp2a/concepts-using2.C b/gcc/testsuite/g++.dg/cpp2a/concepts-using2.C
index b1a45d5e595..206b54a2883 100644
--- a/gcc/testsuite/g++.dg/cpp2a/concepts-using2.C
+++ b/gcc/testsuite/g++.dg/cpp2a/concepts-using2.C
@@ -15,7 +15,11 @@ template <typename b> using an = typename n<b>::e;
 template <typename> constexpr bool ao = c<true>::d;
 template <typename> constexpr bool i = c<1>::d;
 template <typename> concept bb = i<b>;
+#ifdef __SIZEOF_INT128__
 using cc = __int128;
+#else
+using cc = long long;
+#endif
 template <typename> concept cd = bb<cc>;
 template <typename bt> concept ce = requires { requires cd<bt>; };
 template <typename bt> concept h = ce<bt>;