From: Mikael Morin Date: Thu, 2 Aug 2012 19:37:00 +0000 (+0000) Subject: trans-array.c (set_loop_bounds): Remove useless dimension check. X-Git-Tag: releases/gcc-4.8.0~4153 X-Git-Url: http://git.ipfire.org/?a=commitdiff_plain;h=96b2ffe1a17c8d1b6d0b94590d44aea39877e2b1;p=thirdparty%2Fgcc.git trans-array.c (set_loop_bounds): Remove useless dimension check. * trans-array.c (set_loop_bounds): Remove useless dimension check. Don't update loopspec if it would loose the wanted stride criterion. From-SVN: r190096 --- diff --git a/gcc/fortran/ChangeLog b/gcc/fortran/ChangeLog index 036e973bcf13..5f3038a97975 100644 --- a/gcc/fortran/ChangeLog +++ b/gcc/fortran/ChangeLog @@ -1,3 +1,8 @@ +2012-08-02 Mikael Morin + + * trans-array.c (set_loop_bounds): Remove useless dimension check. + Don't update loopspec if it would loose the wanted stride criterion. + 2012-08-02 Mikael Morin * trans-array.h (gfc_conv_descriptor_rank): New prototype. diff --git a/gcc/fortran/trans-array.c b/gcc/fortran/trans-array.c index abdb9eabd4fb..feb35df9c3ff 100644 --- a/gcc/fortran/trans-array.c +++ b/gcc/fortran/trans-array.c @@ -4469,8 +4469,7 @@ set_loop_bounds (gfc_loopinfo *loop) known lower bound known upper bound */ - else if ((loopspec[n]->info->type == GFC_SS_CONSTRUCTOR && dynamic[n]) - || n >= loop->dimen) + else if (loopspec[n]->info->type == GFC_SS_CONSTRUCTOR && dynamic[n]) loopspec[n] = ss; else if (integer_onep (info->stride[dim]) && !integer_onep (specinfo->stride[spec_dim])) @@ -4479,7 +4478,11 @@ set_loop_bounds (gfc_loopinfo *loop) && !INTEGER_CST_P (specinfo->stride[spec_dim])) loopspec[n] = ss; else if (INTEGER_CST_P (info->start[dim]) - && !INTEGER_CST_P (specinfo->start[spec_dim])) + && !INTEGER_CST_P (specinfo->start[spec_dim]) + && integer_onep (info->stride[dim]) + == integer_onep (specinfo->stride[dim]) + && INTEGER_CST_P (info->stride[dim]) + == INTEGER_CST_P (specinfo->stride[dim])) loopspec[n] = ss; /* We don't work out the upper bound. else if (INTEGER_CST_P (info->finish[n])