From af1e9051537d4e462a54367ca2f6544a2838e0f1 Mon Sep 17 00:00:00 2001 From: jb Date: Tue, 17 Jun 2014 03:50:34 +0000 Subject: Introduce xmallocarray, an overflow checking variant of xmalloc. 2014-06-17 Janne Blomqvist * 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 --- libgfortran/generated/minloc1_4_r16.c | 15 ++++++--------- 1 file changed, 6 insertions(+), 9 deletions(-) (limited to 'libgfortran/generated/minloc1_4_r16.c') diff --git a/libgfortran/generated/minloc1_4_r16.c b/libgfortran/generated/minloc1_4_r16.c index 99163f439d3..f32b6082522 100644 --- a/libgfortran/generated/minloc1_4_r16.c +++ b/libgfortran/generated/minloc1_4_r16.c @@ -98,10 +98,9 @@ minloc1_4_r16 (gfc_array_i4 * const restrict retarray, retarray->offset = 0; retarray->dtype = (array->dtype & ~GFC_DTYPE_RANK_MASK) | rank; - alloc_size = sizeof (GFC_INTEGER_4) * GFC_DESCRIPTOR_STRIDE(retarray,rank-1) - * extent[rank-1]; + alloc_size = GFC_DESCRIPTOR_STRIDE(retarray,rank-1) * extent[rank-1]; - retarray->base_addr = xmalloc (alloc_size); + retarray->base_addr = xmallocarray (alloc_size, sizeof (GFC_INTEGER_4)); if (alloc_size == 0) { /* Make sure we have a zero-sized array. */ @@ -294,8 +293,7 @@ mminloc1_4_r16 (gfc_array_i4 * const restrict retarray, } - alloc_size = sizeof (GFC_INTEGER_4) * GFC_DESCRIPTOR_STRIDE(retarray,rank-1) - * extent[rank-1]; + alloc_size = GFC_DESCRIPTOR_STRIDE(retarray,rank-1) * extent[rank-1]; retarray->offset = 0; retarray->dtype = (array->dtype & ~GFC_DTYPE_RANK_MASK) | rank; @@ -307,7 +305,7 @@ mminloc1_4_r16 (gfc_array_i4 * const restrict retarray, return; } else - retarray->base_addr = xmalloc (alloc_size); + retarray->base_addr = xmallocarray (alloc_size, sizeof (GFC_INTEGER_4)); } else @@ -485,8 +483,7 @@ sminloc1_4_r16 (gfc_array_i4 * const restrict retarray, retarray->offset = 0; retarray->dtype = (array->dtype & ~GFC_DTYPE_RANK_MASK) | rank; - alloc_size = sizeof (GFC_INTEGER_4) * GFC_DESCRIPTOR_STRIDE(retarray,rank-1) - * extent[rank-1]; + alloc_size = GFC_DESCRIPTOR_STRIDE(retarray,rank-1) * extent[rank-1]; if (alloc_size == 0) { @@ -495,7 +492,7 @@ sminloc1_4_r16 (gfc_array_i4 * const restrict retarray, return; } else - retarray->base_addr = xmalloc (alloc_size); + retarray->base_addr = xmallocarray (alloc_size, sizeof (GFC_INTEGER_4)); } else { -- cgit v1.2.1