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| author | Martin Sebor <msebor@gcc.gnu.org> | 2019-10-02 16:00:42 -0600 |
|---|---|---|
| committer | Martin Sebor <msebor@gcc.gnu.org> | 2019-10-02 16:00:42 -0600 |
| commit | d1090a8a805de4e3b33248753e792ab302d3f6db (patch) | |
| tree | 91ca31bbffaccfb18a83ff5eccbe1563d584818f /gcc/builtins.def | |
| parent | aa29ed6db6d409b54e552830230205a7b4da0d4d (diff) | |
| download | gcc-d1090a8a805de4e3b33248753e792ab302d3f6db.tar.gz | |
PR tree-optimization/80936 - bcmp, bcopy, and bzero not declared nonnull
gcc/testsuite/ChangeLog:
PR tree-optimization/80936
* gcc.dg/Wnonnull-2.c: New test.
* gcc.dg/Wnonnull-3.c: New test.
* gcc.dg/nonnull-3.c: Expect more warnings.
gcc/ChangeLog:
PR tree-optimization/80936
* builtins.def (bcmp, bcopy, bzero): Declare nonnull.
From-SVN: r276491
Diffstat (limited to 'gcc/builtins.def')
| -rw-r--r-- | gcc/builtins.def | 8 |
1 files changed, 3 insertions, 5 deletions
diff --git a/gcc/builtins.def b/gcc/builtins.def index 8bb7027aac7..5b9b706665a 100644 --- a/gcc/builtins.def +++ b/gcc/builtins.def @@ -687,11 +687,9 @@ DEF_C99_COMPL_BUILTIN (BUILT_IN_CTANHL, "ctanhl", BT_FN_COMPLEX_LONGDOUBL DEF_C99_COMPL_BUILTIN (BUILT_IN_CTANL, "ctanl", BT_FN_COMPLEX_LONGDOUBLE_COMPLEX_LONGDOUBLE, ATTR_MATHFN_FPROUNDING) /* Category: string/memory builtins. */ -/* bcmp, bcopy and bzero have traditionally accepted NULL pointers - when the length parameter is zero, so don't apply attribute "nonnull". */ -DEF_EXT_LIB_BUILTIN (BUILT_IN_BCMP, "bcmp", BT_FN_INT_CONST_PTR_CONST_PTR_SIZE, ATTR_PURE_NOTHROW_LEAF_LIST) -DEF_EXT_LIB_BUILTIN (BUILT_IN_BCOPY, "bcopy", BT_FN_VOID_CONST_PTR_PTR_SIZE, ATTR_NOTHROW_LEAF_LIST) -DEF_EXT_LIB_BUILTIN (BUILT_IN_BZERO, "bzero", BT_FN_VOID_PTR_SIZE, ATTR_NOTHROW_LEAF_LIST) +DEF_EXT_LIB_BUILTIN (BUILT_IN_BCMP, "bcmp", BT_FN_INT_CONST_PTR_CONST_PTR_SIZE, ATTR_PURE_NOTHROW_NONNULL_LEAF) +DEF_EXT_LIB_BUILTIN (BUILT_IN_BCOPY, "bcopy", BT_FN_VOID_CONST_PTR_PTR_SIZE, ATTR_NOTHROW_NONNULL_LEAF) +DEF_EXT_LIB_BUILTIN (BUILT_IN_BZERO, "bzero", BT_FN_VOID_PTR_SIZE, ATTR_NOTHROW_NONNULL_LEAF) DEF_EXT_LIB_BUILTIN (BUILT_IN_INDEX, "index", BT_FN_STRING_CONST_STRING_INT, ATTR_PURE_NOTHROW_NONNULL_LEAF) DEF_LIB_BUILTIN (BUILT_IN_MEMCHR, "memchr", BT_FN_PTR_CONST_PTR_INT_SIZE, ATTR_PURE_NOTHROW_NONNULL_LEAF) DEF_LIB_BUILTIN (BUILT_IN_MEMCMP, "memcmp", BT_FN_INT_CONST_PTR_CONST_PTR_SIZE, ATTR_PURE_NOTHROW_NONNULL_LEAF) |