From b44f8ad8b2138f7bfd68053e8dce596adb964735 Mon Sep 17 00:00:00 2001 From: Jonathan Wakely Date: Wed, 28 Feb 2018 15:27:17 +0000 Subject: PR preprocessor/84517 allow double-underscore macros after string literals gcc/testsuite: PR preprocessor/84517 * g++.dg/cpp0x/udlit-macros.C: Expect a warning for ""__FILE__. libcpp: PR preprocessor/84517 * lex.c (is_macro_not_literal_suffix): New function. (lex_raw_string, lex_string): Use is_macro_not_literal_suffix to decide when to issue -Wliteral-suffix warnings. From-SVN: r258069 --- gcc/testsuite/ChangeLog | 5 +++++ gcc/testsuite/g++.dg/cpp0x/udlit-macros.C | 2 +- 2 files changed, 6 insertions(+), 1 deletion(-) (limited to 'gcc') diff --git a/gcc/testsuite/ChangeLog b/gcc/testsuite/ChangeLog index 8e96381..694a018 100644 --- a/gcc/testsuite/ChangeLog +++ b/gcc/testsuite/ChangeLog @@ -1,3 +1,8 @@ +2018-02-28 Jonathan Wakely + + PR preprocessor/84517 + * g++.dg/cpp0x/udlit-macros.C: Expect a warning for ""__FILE__. + 2018-02-28 Eric Botcazou * c-c++-common/dump-ada-spec-12.c: New test. diff --git a/gcc/testsuite/g++.dg/cpp0x/udlit-macros.C b/gcc/testsuite/g++.dg/cpp0x/udlit-macros.C index fb51828..7ef324b 100644 --- a/gcc/testsuite/g++.dg/cpp0x/udlit-macros.C +++ b/gcc/testsuite/g++.dg/cpp0x/udlit-macros.C @@ -16,7 +16,7 @@ int operator""_ID(const char*, size_t) { return 0; } int main() { long i64 = 123; - char buf[100]; + char buf[] = "xxxxxx"__FILE__; // { dg-warning "invalid suffix on literal" } sprintf(buf, "%"PRId64"abc", i64); // { dg-warning "invalid suffix on literal" } return strcmp(buf, "123abc") + ""_zero -- cgit v1.1