From 18f5df94df9a8abcbf9410c79c180de6f7b85f51 Mon Sep 17 00:00:00 2001 From: Jakub Jelinek Date: Sat, 26 Jan 2019 11:08:00 +0100 Subject: [PATCH] re PR preprocessor/88974 (ICE: Segmentation fault (in linemap_resolve_location)) PR preprocessor/88974 * directives.c (SEEN_EOL): Move macro to ... * internal.h (SEEN_EOL): ... here. * expr.c (parse_has_include): Don't cpp_get_token if SEEN_EOL (). * c-c++-common/cpp/pr88974.c: New test. From-SVN: r268285 --- gcc/testsuite/ChangeLog | 5 +++++ gcc/testsuite/c-c++-common/cpp/pr88974.c | 6 ++++++ libcpp/ChangeLog | 7 +++++++ libcpp/directives.c | 2 -- libcpp/expr.c | 2 +- libcpp/internal.h | 2 ++ 6 files changed, 21 insertions(+), 3 deletions(-) create mode 100644 gcc/testsuite/c-c++-common/cpp/pr88974.c diff --git a/gcc/testsuite/ChangeLog b/gcc/testsuite/ChangeLog index 84e195cd88d..a1805f85442 100644 --- a/gcc/testsuite/ChangeLog +++ b/gcc/testsuite/ChangeLog @@ -1,3 +1,8 @@ +2019-01-26 Jakub Jelinek + + PR preprocessor/88974 + * c-c++-common/cpp/pr88974.c: New test. + 2019-01-25 Paolo Carlini PR c++/88969 diff --git a/gcc/testsuite/c-c++-common/cpp/pr88974.c b/gcc/testsuite/c-c++-common/cpp/pr88974.c new file mode 100644 index 00000000000..c375d83c75f --- /dev/null +++ b/gcc/testsuite/c-c++-common/cpp/pr88974.c @@ -0,0 +1,6 @@ +/* PR preprocessor/88974 */ +/* { dg-do preprocess } */ + +#if __has_include ( character" "" { target *-*-* } .-1 } */ +#endif diff --git a/libcpp/ChangeLog b/libcpp/ChangeLog index eec6a57aef5..ae05d6be9a6 100644 --- a/libcpp/ChangeLog +++ b/libcpp/ChangeLog @@ -1,3 +1,10 @@ +2019-01-26 Jakub Jelinek + + PR preprocessor/88974 + * directives.c (SEEN_EOL): Move macro to ... + * internal.h (SEEN_EOL): ... here. + * expr.c (parse_has_include): Don't cpp_get_token if SEEN_EOL (). + 2019-01-01 Jakub Jelinek Update copyright years. diff --git a/libcpp/directives.c b/libcpp/directives.c index 1a35c0768b0..1ada834da17 100644 --- a/libcpp/directives.c +++ b/libcpp/directives.c @@ -204,8 +204,6 @@ static const directive linemarker_dir = do_linemarker, UC"#", 1, KANDR, IN_I }; -#define SEEN_EOL() (pfile->cur_token[-1].type == CPP_EOF) - /* Skip any remaining tokens in a directive. */ static void skip_rest_of_line (cpp_reader *pfile) diff --git a/libcpp/expr.c b/libcpp/expr.c index 6ab5493d089..d8438a5bb75 100644 --- a/libcpp/expr.c +++ b/libcpp/expr.c @@ -2238,7 +2238,7 @@ parse_has_include (cpp_reader *pfile, enum include_type type) XDELETEVEC (fname); } - if (paren && cpp_get_token (pfile)->type != CPP_CLOSE_PAREN) + if (paren && !SEEN_EOL () && cpp_get_token (pfile)->type != CPP_CLOSE_PAREN) cpp_error (pfile, CPP_DL_ERROR, "missing ')' after \"__has_include__\""); diff --git a/libcpp/internal.h b/libcpp/internal.h index 0bd7df98585..77a2a3becb3 100644 --- a/libcpp/internal.h +++ b/libcpp/internal.h @@ -593,6 +593,8 @@ struct cpp_reader #define is_nvspace(x) IS_NVSPACE(x) #define is_space(x) IS_SPACE_OR_NUL(x) +#define SEEN_EOL() (pfile->cur_token[-1].type == CPP_EOF) + /* This table is constant if it can be initialized at compile time, which is the case if cpp was compiled with GCC >=2.7, or another compiler that supports C99. */ -- 2.30.2