Update copyright years.

[thirdparty/gcc.git] / gcc / builtin-attrs.def

diff --git a/gcc/builtin-attrs.def b/gcc/builtin-attrs.def
index 204141f6c53ef6a595832a98893894afe8ace793..11ce5a3d16c7639c345b8ac8007117505fcce473 100644 (file)
--- a/gcc/builtin-attrs.def
+++ b/gcc/builtin-attrs.def
@@ -1,4 +1,4 @@
-/* Copyright (C) 2001-2019 Free Software Foundation, Inc.
+/* Copyright (C) 2001-2021 Free Software Foundation, Inc.
    Contributed by Joseph Myers <jsm28@cam.ac.uk>.
 
 This file is part of GCC.
@@ -66,7 +66,9 @@ DEF_ATTR_FOR_INT (6)
   DEF_ATTR_STRING (ATTR_##ENUM, VALUE)                 \
   DEF_ATTR_TREE_LIST (ATTR_LIST_##ENUM, ATTR_NULL,     \
                      ATTR_##ENUM, ATTR_NULL)
-DEF_ATTR_FOR_STRING (STR1, "1")
+DEF_ATTR_FOR_STRING (STR1, "1 ")
+DEF_ATTR_FOR_STRING (STRERRNOC, ".C")
+DEF_ATTR_FOR_STRING (STRERRNOP, ".P")
 #undef DEF_ATTR_FOR_STRING
 
 /* Construct a tree for a list of two integers.  */
@@ -118,6 +120,7 @@ DEF_ATTR_IDENT (ATTR_TM_REGPARM, "*tm regparm")
 DEF_ATTR_IDENT (ATTR_TM_TMPURE, "transaction_pure")
 DEF_ATTR_IDENT (ATTR_RETURNS_TWICE, "returns_twice")
 DEF_ATTR_IDENT (ATTR_RETURNS_NONNULL, "returns_nonnull")
+DEF_ATTR_IDENT (ATTR_WARN_UNUSED_RESULT, "warn_unused_result")
 
 DEF_ATTR_TREE_LIST (ATTR_NOVOPS_LIST, ATTR_NOVOPS, ATTR_NULL, ATTR_NULL)
 
@@ -135,6 +138,10 @@ DEF_ATTR_TREE_LIST (ATTR_CONST_NOTHROW_LIST, ATTR_CONST,   \
                        ATTR_NULL, ATTR_NOTHROW_LIST)
 DEF_ATTR_TREE_LIST (ATTR_CONST_NOTHROW_LEAF_LIST, ATTR_CONST,  \
                        ATTR_NULL, ATTR_NOTHROW_LEAF_LIST)
+DEF_ATTR_TREE_LIST (ATTR_ERRNOCONST_NOTHROW_LEAF_LIST, ATTR_FNSPEC,\
+                       ATTR_LIST_STRERRNOC, ATTR_NOTHROW_LEAF_LIST)
+DEF_ATTR_TREE_LIST (ATTR_ERRNOPURE_NOTHROW_LEAF_LIST, ATTR_FNSPEC,\
+                       ATTR_LIST_STRERRNOP, ATTR_NOTHROW_LEAF_LIST)
 DEF_ATTR_TREE_LIST (ATTR_PURE_NOTHROW_LIST, ATTR_PURE,         \
                        ATTR_NULL, ATTR_NOTHROW_LIST)
 DEF_ATTR_TREE_LIST (ATTR_PURE_NOTHROW_LEAF_LIST, ATTR_PURE,    \
@@ -157,8 +164,10 @@ DEF_ATTR_TREE_LIST (ATTR_CONST_NORETURN_NOTHROW_LEAF_COLD_LIST, ATTR_COLD,\
                        ATTR_NULL, ATTR_CONST_NORETURN_NOTHROW_LEAF_LIST)
 DEF_ATTR_TREE_LIST (ATTR_MALLOC_NOTHROW_LIST, ATTR_MALLOC,     \
                        ATTR_NULL, ATTR_NOTHROW_LIST)
-DEF_ATTR_TREE_LIST (ATTR_MALLOC_NOTHROW_LEAF_LIST, ATTR_MALLOC,        \
+DEF_ATTR_TREE_LIST (ATTR_WARN_UNUSED_RESULT_NOTHROW_LEAF_LIST, ATTR_WARN_UNUSED_RESULT,        \
                        ATTR_NULL, ATTR_NOTHROW_LEAF_LIST)
+DEF_ATTR_TREE_LIST (ATTR_MALLOC_WARN_UNUSED_RESULT_NOTHROW_LEAF_LIST, ATTR_MALLOC,     \
+                       ATTR_NULL, ATTR_WARN_UNUSED_RESULT_NOTHROW_LEAF_LIST)
 DEF_ATTR_TREE_LIST (ATTR_SENTINEL_NOTHROW_LIST, ATTR_SENTINEL, \
                        ATTR_NULL, ATTR_NOTHROW_LIST)
 DEF_ATTR_TREE_LIST (ATTR_SENTINEL_NOTHROW_LEAF_LIST, ATTR_SENTINEL,    \
@@ -170,24 +179,26 @@ DEF_ATTR_TREE_LIST (ATTR_COLD_CONST_NORETURN_NOTHROW_LEAF_LIST, ATTR_CONST,\
    with _SIZE_1, or second argument with _SIZE_2, specifies the size
    of the allocated object.  */
 DEF_ATTR_TREE_LIST (ATTR_MALLOC_SIZE_1_NOTHROW_LIST, ATTR_ALLOC_SIZE,  \
-                       ATTR_LIST_1, ATTR_MALLOC_NOTHROW_LIST)
-DEF_ATTR_TREE_LIST (ATTR_ALLOC_SIZE_2_NOTHROW_LIST, ATTR_ALLOC_SIZE,   \
-                       ATTR_LIST_2, ATTR_MALLOC_NOTHROW_LIST)
-DEF_ATTR_TREE_LIST (ATTR_MALLOC_SIZE_1_NOTHROW_LEAF_LIST, ATTR_ALLOC_SIZE, \
-                       ATTR_LIST_1, ATTR_MALLOC_NOTHROW_LEAF_LIST)
+                   ATTR_LIST_1, ATTR_MALLOC_NOTHROW_LIST)
+DEF_ATTR_TREE_LIST (ATTR_MALLOC_WARN_UNUSED_RESULT_NOTHROW_LIST, ATTR_WARN_UNUSED_RESULT,      \
+                   ATTR_NULL, ATTR_MALLOC_NOTHROW_LIST)
+DEF_ATTR_TREE_LIST (ATTR_ALLOC_WARN_UNUSED_RESULT_SIZE_2_NOTHROW_LIST, ATTR_ALLOC_SIZE,        \
+                   ATTR_LIST_2, ATTR_MALLOC_WARN_UNUSED_RESULT_NOTHROW_LIST)
+DEF_ATTR_TREE_LIST (ATTR_MALLOC_WARN_UNUSED_RESULT_SIZE_1_NOTHROW_LEAF_LIST, ATTR_ALLOC_SIZE, \
+                   ATTR_LIST_1, ATTR_MALLOC_WARN_UNUSED_RESULT_NOTHROW_LEAF_LIST)
 /* Alloca is just like malloc except that it never returns null.  */
-DEF_ATTR_TREE_LIST (ATTR_ALLOCA_SIZE_1_NOTHROW_LEAF_LIST, ATTR_RETURNS_NONNULL,
-                   ATTR_NULL, ATTR_MALLOC_SIZE_1_NOTHROW_LEAF_LIST)
+DEF_ATTR_TREE_LIST (ATTR_ALLOCA_WARN_UNUSED_RESULT_SIZE_1_NOTHROW_LEAF_LIST, ATTR_RETURNS_NONNULL,
+                   ATTR_NULL, ATTR_MALLOC_WARN_UNUSED_RESULT_SIZE_1_NOTHROW_LEAF_LIST)
 
 /* Allocation functions like calloc the product of whose first two arguments
    specifies the size of the allocated object.  */
-DEF_ATTR_TREE_LIST (ATTR_MALLOC_SIZE_1_2_NOTHROW_LEAF_LIST, ATTR_ALLOC_SIZE, \
-                       ATTR_LIST_1_2, ATTR_MALLOC_NOTHROW_LEAF_LIST)
+DEF_ATTR_TREE_LIST (ATTR_MALLOC_WARN_UNUSED_RESULT_SIZE_1_2_NOTHROW_LEAF_LIST, ATTR_ALLOC_SIZE, \
+                   ATTR_LIST_1_2, ATTR_MALLOC_WARN_UNUSED_RESULT_NOTHROW_LEAF_LIST)
 
 /* Allocation functions like realloc whose second argument specifies
    the size of the allocated object.  */
-DEF_ATTR_TREE_LIST (ATTR_ALLOC_SIZE_2_NOTHROW_LEAF_LIST, ATTR_ALLOC_SIZE, \
-                       ATTR_LIST_2, ATTR_NOTHROW_LEAF_LIST)
+DEF_ATTR_TREE_LIST (ATTR_ALLOC_WARN_UNUSED_RESULT_SIZE_2_NOTHROW_LEAF_LIST, ATTR_ALLOC_SIZE, \
+                   ATTR_LIST_2, ATTR_WARN_UNUSED_RESULT_NOTHROW_LEAF_LIST)
 
 /* Functions whose pointer parameter(s) are all nonnull.  */
 DEF_ATTR_TREE_LIST (ATTR_NONNULL_LIST, ATTR_NONNULL, ATTR_NULL, ATTR_NULL)
@@ -290,11 +301,15 @@ DEF_ATTR_TREE_LIST (ATTR_PURE_NOTHROW_NONNULL, ATTR_PURE, ATTR_NULL, \
 DEF_ATTR_TREE_LIST (ATTR_PURE_NOTHROW_NONNULL_LEAF, ATTR_PURE, ATTR_NULL, \
                        ATTR_NOTHROW_NONNULL_LEAF)
 /* Nothrow malloc functions whose pointer parameter(s) are all nonnull.  */
-DEF_ATTR_TREE_LIST (ATTR_MALLOC_NOTHROW_NONNULL, ATTR_MALLOC, ATTR_NULL, \
+DEF_ATTR_TREE_LIST (ATTR_WARN_UNUSED_RESULT_NOTHROW_NONNULL, ATTR_WARN_UNUSED_RESULT, ATTR_NULL, \
                        ATTR_NOTHROW_NONNULL)
+DEF_ATTR_TREE_LIST (ATTR_MALLOC_WARN_UNUSED_RESULT_NOTHROW_NONNULL, ATTR_MALLOC, ATTR_NULL, \
+                       ATTR_WARN_UNUSED_RESULT_NOTHROW_NONNULL)
 /* Nothrow malloc leaf functions whose pointer parameter(s) are all nonnull.  */
-DEF_ATTR_TREE_LIST (ATTR_MALLOC_NOTHROW_NONNULL_LEAF, ATTR_MALLOC, ATTR_NULL, \
+DEF_ATTR_TREE_LIST (ATTR_WARN_UNUSED_RESULT_NOTHROW_NONNULL_LEAF, ATTR_WARN_UNUSED_RESULT, ATTR_NULL, \
                        ATTR_NOTHROW_NONNULL_LEAF)
+DEF_ATTR_TREE_LIST (ATTR_MALLOC_WARN_UNUSED_RESULT_NOTHROW_NONNULL_LEAF, ATTR_MALLOC, ATTR_NULL, \
+                       ATTR_WARN_UNUSED_RESULT_NOTHROW_NONNULL_LEAF)
 
 /* Construct a tree for the format attribute (and implicitly nonnull).  */
 #define DEF_FORMAT_ATTRIBUTE(TYPE, FA, VALUES)                          \