}
}
// "i", "if", and "il" are user-defined suffixes in C++1y.
- if (*s == 'i' && PP.getLangOpts().CPlusPlus14)
+ if (*s == 'i' && !PP.getLangOpts().GNUMode)
break;
// fall through.
case 'j':
--- /dev/null
+// RUN: %clang_cc1 -fsyntax-only -verify %s -std=gnu++98 -DHAVE_IMAGINARY=1
+// RUN: %clang_cc1 -fsyntax-only -verify %s -std=gnu++11 -DHAVE_IMAGINARY=1
+// RUN: %clang_cc1 -fsyntax-only -verify %s -std=gnu++14 -DHAVE_IMAGINARY=1
+// RUN: %clang_cc1 -fsyntax-only -verify %s -std=c++98 -DHAVE_IMAGINARY=0
+// RUN: %clang_cc1 -fsyntax-only -verify %s -std=c++11 -DHAVE_IMAGINARY=0
+// RUN: %clang_cc1 -fsyntax-only -verify %s -std=c++14 -DHAVE_IMAGINARY=0 -DCXX14=1
+
+// Imaginary constants are a GNU extension that became problematic when C++14
+// defined its own versions. Until then they're supported even in
+// standards-compliant mode.
+#if HAVE_IMAGINARY
+// expected-no-diagnostics
+#elif CXX14
+// expected-error@+9 {{no matching literal operator for call to 'operator""i' with argument of type 'unsigned long long' or 'const char *', and no matching literal operator template}}
+// expected-error@+9 {{no matching literal operator for call to 'operator""il' with argument of type 'unsigned long long' or 'const char *', and no matching literal operator template}}
+// expected-error@+9 {{invalid suffix 'ill' on integer constant}}
+#else
+// expected-error@+5 {{invalid suffix 'i' on integer constant}}
+// expected-error@+5 {{invalid suffix 'il' on integer constant}}
+// expected-error@+7 {{invalid suffix 'ill' on integer constant}}
+#endif
+
+_Complex int val1 = 2i;
+_Complex long val2 = 2il;
+_Complex long long val3 = 2ill;
// This is a regression test for a memory leak in APValues for structs that
// allocate memory. This test only fails if run under valgrind with full leak
// checking enabled.
- std::vector<std::string> Args(1, "-std=c++11");
+ std::vector<std::string> Args(1, "-std=gnu++11");
Args.push_back("-fno-ms-extensions");
ASSERT_TRUE(runToolOnCodeWithArgs(
Factory->create(),