diff options
Diffstat (limited to 'libgfortran/m4/ifunction.m4')
| -rw-r--r-- | libgfortran/m4/ifunction.m4 | 10 |
1 files changed, 7 insertions, 3 deletions
diff --git a/libgfortran/m4/ifunction.m4 b/libgfortran/m4/ifunction.m4 index 5ab2952a491..edf3c77d05c 100644 --- a/libgfortran/m4/ifunction.m4 +++ b/libgfortran/m4/ifunction.m4 @@ -39,12 +39,15 @@ name`'rtype_qual`_'atype_code (rtype * const restrict retarray, index_type len; index_type delta; index_type dim; + int continue_loop; /* Make dim zero based to avoid confusion. */ dim = (*pdim) - 1; rank = GFC_DESCRIPTOR_RANK (array) - 1; len = array->dim[dim].ubound + 1 - array->dim[dim].lbound; + if (len < 0) + len = 0; delta = array->dim[dim].stride; for (n = 0; n < dim; n++) @@ -131,7 +134,8 @@ name`'rtype_qual`_'atype_code (rtype * const restrict retarray, base = array->data; dest = retarray->data; - while (base) + continue_loop = 1; + while (continue_loop) { const atype_name * restrict src; rtype_name result; @@ -169,8 +173,8 @@ define(FINISH_ARRAY_FUNCTION, if (n == rank) { /* Break out of the look. */ - base = NULL; - break; + continue_loop = 0; + break; } else { |