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-rw-r--r--clang/test/SemaCXX/format-strings.cpp15
1 files changed, 15 insertions, 0 deletions
diff --git a/clang/test/SemaCXX/format-strings.cpp b/clang/test/SemaCXX/format-strings.cpp
index 41775708feb..fa7251d0dd7 100644
--- a/clang/test/SemaCXX/format-strings.cpp
+++ b/clang/test/SemaCXX/format-strings.cpp
@@ -133,3 +133,18 @@ namespace Templates {
}
}
+namespace implicit_this_tests {
+struct t {
+ void func1(const char *, ...) __attribute__((__format__(printf, 1, 2))); // expected-error {{format attribute cannot specify the implicit this argument as the format string}}
+ void (*func2)(const char *, ...) __attribute__((__format__(printf, 1, 2)));
+ static void (*func3)(const char *, ...) __attribute__((__format__(printf, 1, 2)));
+ static void func4(const char *, ...) __attribute__((__format__(printf, 1, 2)));
+};
+
+void f() {
+ t t1;
+ t1.func2("Hello %s"); // expected-warning {{more '%' conversions than data arguments}}
+ t::func3("Hello %s"); // expected-warning {{more '%' conversions than data arguments}}
+ t::func4("Hello %s"); // expected-warning {{more '%' conversions than data arguments}}
+}
+}
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