From 222e2a7620e6520ffaf4fc4e69d79c18da31542e Mon Sep 17 00:00:00 2001 From: "Zancanaro; Carlo" Date: Mon, 24 Sep 2012 09:58:17 +1000 Subject: Add the clang library to the repo (with some of my changes, too). --- clang/test/CXX/lex/lex.literal/lex.ext/p8.cpp | 18 ++++++++++++++++++ 1 file changed, 18 insertions(+) create mode 100644 clang/test/CXX/lex/lex.literal/lex.ext/p8.cpp (limited to 'clang/test/CXX/lex/lex.literal/lex.ext/p8.cpp') diff --git a/clang/test/CXX/lex/lex.literal/lex.ext/p8.cpp b/clang/test/CXX/lex/lex.literal/lex.ext/p8.cpp new file mode 100644 index 0000000..d907822 --- /dev/null +++ b/clang/test/CXX/lex/lex.literal/lex.ext/p8.cpp @@ -0,0 +1,18 @@ +// RUN: %clang_cc1 -std=c++11 -verify %s + +using size_t = decltype(sizeof(int)); +constexpr const char *operator "" _id(const char *p, size_t) { return p; } +constexpr const char *s = "foo"_id "bar" "baz"_id "quux"; + +constexpr bool streq(const char *p, const char *q) { + return *p == *q && (!*p || streq(p+1, q+1)); +} +static_assert(streq(s, "foobarbazquux"), ""); + +constexpr const char *operator "" _trim(const char *p, size_t n) { + return *p == ' ' ? operator "" _trim(p + 1, n - 1) : p; +} +constexpr const char *t = " " " "_trim " foo"; +static_assert(streq(t, "foo"), ""); + +const char *u = "foo" "bar"_id "baz" "quux"_di "corge"; // expected-error {{differing user-defined suffixes ('_id' and '_di') in string literal concatenation}} -- cgit v1.2.3