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authorjb <jb@138bc75d-0d04-0410-961f-82ee72b054a4>2014-06-17 03:50:34 +0000
committerjb <jb@138bc75d-0d04-0410-961f-82ee72b054a4>2014-06-17 03:50:34 +0000
commitaf1e9051537d4e462a54367ca2f6544a2838e0f1 (patch)
tree4828a12bfc69bd396a89760cbc33905604e9f9ed /libgfortran/libgfortran.h
parentd244ad0cb8516514ff6a562ed3cf88cef99a419b (diff)
downloadgcc-af1e9051537d4e462a54367ca2f6544a2838e0f1.tar.gz
Introduce xmallocarray, an overflow checking variant of xmalloc.
2014-06-17 Janne Blomqvist <jb@gcc.gnu.org> * libgfortran.h (xmallocarray): New prototype. * runtime/memory.c (xmallocarray): New function. (xcalloc): Check for nonzero separately instead of multiplying. * generated/*.c: Regenerated. * intrinsics/cshift0.c (cshift0): Call xmallocarray instead of xmalloc. * intrinsics/eoshift0.c (eoshift0): Likewise. * intrinsics/eoshift2.c (eoshift2): Likewise. * intrinsics/pack_generic.c (pack_internal): Likewise. (pack_s_internal): Likewise. * intrinsics/reshape_generic.c (reshape_internal): Likewise. * intrinsics/spread_generic.c (spread_internal): Likewise. (spread_internal_scalar): Likewise. * intrinsics/string_intrinsics_inc.c (string_trim): Likewise. (string_minmax): Likewise. * intrinsics/transpose_generic.c (transpose_internal): Likewise. * intrinsics/unpack_generic.c (unpack_internal): Likewise. * io/list_read.c (nml_touch_nodes): Don't cast xmalloc return value. * io/transfer.c (st_set_nml_var): Call xmallocarray instead of xmalloc. * io/unit.c (get_internal_unit): Likewise. (filename_from_unit): Don't cast xmalloc return value. * io/write.c (nml_write_obj): Likewise, formatting. * m4/bessel.m4 (bessel_jn_r'rtype_kind`): Call xmallocarray instead of xmalloc. (besse_yn_r'rtype_kind`): Likewise. * m4/cshift1.m4 (cshift1): Likewise. * m4/eoshift1.m4 (eoshift1): Likewise. * m4/eoshift3.m4 (eoshift3): Likewise. * m4/iforeach.m4: Likewise. * m4/ifunction.m4: Likewise. * m4/ifunction_logical.m4 (name`'rtype_qual`_'atype_code): Likewise. * m4/in_pack.m4 (internal_pack_'rtype_ccode`): Likewise. * m4/matmul.m4 (matmul_'rtype_code`): Likewise. * m4/matmull.m4 (matmul_'rtype_code`): Likewise. * m4/pack.m4 (pack_'rtype_code`): Likewise. * m4/reshape.m4 (reshape_'rtype_ccode`): Likewise. * m4/shape.m4 (shape_'rtype_kind`): Likewise. * m4/spread.m4 (spread_'rtype_code`): Likewise. (spread_scalar_'rtype_code`): Likewise. * m4/transpose.m4 (transpose_'rtype_code`): Likewise. * m4/unpack.m4 (unpack0_'rtype_code`): Likewise. (unpack1_'rtype_code`): Likewise. * runtime/convert_char.c (convert_char1_to_char4): Likewise. (convert_char4_to_char1): Simplify. * runtime/environ.c (init_unformatted): Call xmallocarray instead of xmalloc. * runtime/in_pack_generic.c (internal_pack): Likewise. git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@211721 138bc75d-0d04-0410-961f-82ee72b054a4
Diffstat (limited to 'libgfortran/libgfortran.h')
-rw-r--r--libgfortran/libgfortran.h3
1 files changed, 3 insertions, 0 deletions
diff --git a/libgfortran/libgfortran.h b/libgfortran/libgfortran.h
index b3e8a2e7cfd..c8c09f6910c 100644
--- a/libgfortran/libgfortran.h
+++ b/libgfortran/libgfortran.h
@@ -768,6 +768,9 @@ internal_proto(get_fpu_rounding_mode);
extern void *xmalloc (size_t) __attribute__ ((malloc));
internal_proto(xmalloc);
+extern void *xmallocarray (size_t, size_t) __attribute__ ((malloc));
+internal_proto(xmallocarray);
+
extern void *xcalloc (size_t, size_t) __attribute__ ((malloc));
internal_proto(xcalloc);