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authorXi Ruoyao <ryxi@stu.xidian.edu.cn>2017-05-01 22:26:02 +0000
committerJeff Law <law@gcc.gnu.org>2017-05-01 16:26:02 -0600
commit815d9cc6641a3eeb6734a98f64ea8b183a495ee5 (patch)
treea8a033d722da210460642c7a397ad087d9c87d1f /gcc/c
parent338035aa194405df94875cebb389d593cf9ef00a (diff)
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re PR c++/80038 (Random segfault using local vectors in Cilk function)
2017-05-01 Xi Ruoyao <ryxi@stu.xidian.edu.cn> PR c++/80038 * cilk_common.c (expand_builtin_cilk_detach): Move pedigree operations here. * gimplify.c (gimplify_cilk_detach): New function. (gimplify_call_expr, gimplify_modify_expr): Call it as needed. * tree-core.h: Document EXPR_CILK_SPAWN. * tree.h (EXPR_CILK_SPAWN): Define. PR c++/80038 * c-common.h (cilk_gimplify_call_params_in_spawned_fn): Remove prototype. (cilk_install_body_pedigree_operations): Likewise. * cilk.c (cilk_set_spawn_marker): Mark functions that should be detatched. (cilk_gimplify_call_params_in_spawned_fn): Remove. (cilk_install_body_pedigree_operations): Likewise. (gimplify_cilk_spawn): Add EXPR_STMT and CLEANUP_POINT_EXPR unwrapping. PR c++/80038 * c-gimplify.c (c_gimplify_expr): Remove calls to cilk_gimplifY_call_params_in_spawned_fn. PR c++/80038 * cp-cilkplus.c (cilk_install_body_with_frame_cleanup): Don't add pedigree operation and detach call here. * cp-gimplify.c (cp_gimplify_expr): Remove the calls to cilk_cp_gimplify_call_params_in_spawned_fn. (cilk_cp_gimplify_call_params_in_spawned_fn): Remove function. * semantics.c (simplify_aggr_init_expr): Copy EXPR_CILK_SPAWN. PR c++/80038 * lto-lang.c (lto_init): Set in_lto_p earlier. PR c++/80038 * g++.dg/cilk-plus/CK/pr80038.cc: New test. From-SVN: r247446
Diffstat (limited to 'gcc/c')
-rw-r--r--gcc/c/ChangeLog6
-rw-r--r--gcc/c/c-typeck.c8
2 files changed, 7 insertions, 7 deletions
diff --git a/gcc/c/ChangeLog b/gcc/c/ChangeLog
index 5587e2f..3c26eac 100644
--- a/gcc/c/ChangeLog
+++ b/gcc/c/ChangeLog
@@ -1,3 +1,9 @@
+2017-05-01 Xi Ruoyao <ryxi@stu.xidian.edu.cn>
+
+ PR c++/80038
+ * c-gimplify.c (c_gimplify_expr): Remove calls to
+ cilk_gimplifY_call_params_in_spawned_fn.
+
2017-04-25 David Malcolm <dmalcolm@redhat.com>
* c-parser.c (c_parser_struct_or_union_specifier): Add fix-it
diff --git a/gcc/c/c-typeck.c b/gcc/c/c-typeck.c
index ff239e2..6f9909c 100644
--- a/gcc/c/c-typeck.c
+++ b/gcc/c/c-typeck.c
@@ -14215,14 +14215,8 @@ cilk_install_body_with_frame_cleanup (tree fndecl, tree body, void *w)
add_local_decl (cfun, frame);
DECL_SAVED_TREE (fndecl) = list;
- tree frame_ptr = build1 (ADDR_EXPR, build_pointer_type (TREE_TYPE (frame)),
- frame);
- tree body_list = cilk_install_body_pedigree_operations (frame_ptr);
- gcc_assert (TREE_CODE (body_list) == STATEMENT_LIST);
-
- tree detach_expr = build_call_expr (cilk_detach_fndecl, 1, frame_ptr);
- append_to_statement_list (detach_expr, &body_list);
+ tree body_list = alloc_stmt_list ();
cilk_outline (fndecl, &body, (struct wrapper_data *) w);
body = fold_build_cleanup_point_expr (void_type_node, body);