From 849bbdb99c5c8b1a97041a533c69bbaf8376c975 Mon Sep 17 00:00:00 2001 From: Jakub Jelinek Date: Tue, 6 Mar 2018 21:57:30 +0100 Subject: [PATCH] re PR c/84721 (ICE in c_push_function_context, at c-decl.c:9667) PR c/84721 * c-parser.c (add_debug_begin_stmt): Don't add DEBUG_BEGIN_STMT if !building_stmt_list_p (). * gcc.dg/pr84721.c: New test. From-SVN: r258302 --- gcc/c/ChangeLog | 6 ++++++ gcc/c/c-parser.c | 3 ++- gcc/testsuite/ChangeLog | 3 +++ gcc/testsuite/gcc.dg/pr84721.c | 6 ++++++ 4 files changed, 17 insertions(+), 1 deletion(-) create mode 100644 gcc/testsuite/gcc.dg/pr84721.c diff --git a/gcc/c/ChangeLog b/gcc/c/ChangeLog index f0fd33e9790..599ffa2cbe3 100644 --- a/gcc/c/ChangeLog +++ b/gcc/c/ChangeLog @@ -1,3 +1,9 @@ +2018-03-06 Jakub Jelinek + + PR c/84721 + * c-parser.c (add_debug_begin_stmt): Don't add DEBUG_BEGIN_STMT if + !building_stmt_list_p (). + 2018-02-13 Richard Sandiford PR c/84305 diff --git a/gcc/c/c-parser.c b/gcc/c/c-parser.c index 5e3512a9127..945838cde59 100644 --- a/gcc/c/c-parser.c +++ b/gcc/c/c-parser.c @@ -1654,7 +1654,8 @@ static void c_finish_oacc_routine (struct oacc_routine_data *, tree, bool); static void add_debug_begin_stmt (location_t loc) { - if (!MAY_HAVE_DEBUG_MARKER_STMTS) + /* Don't add DEBUG_BEGIN_STMTs outside of functions, see PR84721. */ + if (!MAY_HAVE_DEBUG_MARKER_STMTS || !building_stmt_list_p ()) return; tree stmt = build0 (DEBUG_BEGIN_STMT, void_type_node); diff --git a/gcc/testsuite/ChangeLog b/gcc/testsuite/ChangeLog index c78c70bc931..9221074cfa0 100644 --- a/gcc/testsuite/ChangeLog +++ b/gcc/testsuite/ChangeLog @@ -1,5 +1,8 @@ 2018-03-06 Jakub Jelinek + PR c/84721 + * gcc.dg/pr84721.c: New test. + PR target/84710 * gcc.dg/pr84710.c: New test. diff --git a/gcc/testsuite/gcc.dg/pr84721.c b/gcc/testsuite/gcc.dg/pr84721.c new file mode 100644 index 00000000000..3ebf3a6c834 --- /dev/null +++ b/gcc/testsuite/gcc.dg/pr84721.c @@ -0,0 +1,6 @@ +/* PR c/84721 */ +/* { dg-do compile } */ +/* { dg-options "-g -O2" } */ + +int a[({ int b })]; /* { dg-error "braced-group within expression allowed only inside a function" } */ +int c[({ int d () {}; })]; /* { dg-error "braced-group within expression allowed only inside a function" } */ -- 2.30.2