1 files changed, 49 insertions, 0 deletions
diff --git a/gcc/testsuite/g++.dg/cpp0x/udlit-shadow-neg.C b/gcc/testsuite/g++.dg/cpp0x/udlit-shadow-neg.C
new file mode 100644
index 0000000000..994d58c1a0
--- /dev/null
+++ b/gcc/testsuite/g++.dg/cpp0x/udlit-shadow-neg.C
@@ -0,0 +1,49 @@
+// { dg-options -std=c++0x }
+
+//  Test that the standard suffixes shadow any user-defined suffixes of the same name.
+long double
+operator"" L(long double x)  // { dg-warning "floating point suffix|shadowed by implementation" }
+{ return x; }
+
+unsigned long long int
+operator"" ULL(unsigned long long int k)  // { dg-warning "integer suffix|shadowed by implementation" }
+{ return k; }
+
+long double
+operator"" l(long double x)  // { dg-warning "floating point suffix|shadowed by implementation" }
+{ return x; }
+
+unsigned long long int
+operator"" ull(unsigned long long int k)  // { dg-warning "integer suffix|shadowed by implementation" }
+{ return k; }
+
+//  Namespaces are no hiding place.
+namespace Long
+{
+
+long double
+operator"" L(long double x)  // { dg-warning "integer suffix|shadowed by implementation" }
+{ return x; }
+
+unsigned long long int
+operator"" ULL(unsigned long long int k)  // { dg-warning "integer suffix|shadowed by implementation" }
+{ return k; }
+
+long double
+operator"" l(long double x)  // { dg-warning "integer suffix|shadowed by implementation" }
+{ return x; }
+
+unsigned long long int
+operator"" ull(unsigned long long int k)  // { dg-warning "integer suffix|shadowed by implementation" }
+{ return k; }
+
+}
+
+// { dg-warning "literal operator suffixes not preceded by|are reserved for future standardization" "reserved" { target *-*-* } 5 }
+// { dg-warning "literal operator suffixes not preceded by|are reserved for future standardization" "reserved" { target *-*-* } 9 }
+// { dg-warning "literal operator suffixes not preceded by|are reserved for future standardization" "reserved" { target *-*-* } 13 }
+// { dg-warning "literal operator suffixes not preceded by|are reserved for future standardization" "reserved" { target *-*-* } 17 }
+// { dg-warning "literal operator suffixes not preceded by|are reserved for future standardization" "reserved" { target *-*-* } 25 }
+// { dg-warning "literal operator suffixes not preceded by|are reserved for future standardization" "reserved" { target *-*-* } 29 }
+// { dg-warning "literal operator suffixes not preceded by|are reserved for future standardization" "reserved" { target *-*-* } 33 }
+// { dg-warning "literal operator suffixes not preceded by|are reserved for future standardization" "reserved" { target *-*-* } 37 }