# HG changeset patch
# User Rik <rik@octave.org>
# Date 1425081222 28800
# Node ID 5261186f1b006f2311a989de2455642a644a223f
# Parent  d575cd1e0da76b5ecb6b95b88c6d465510390e79
__pchip_deriv__.cc: Stop variable might be clobbered by 'longjmp' warning.

* __pchip_deriv__.cc: Declare loop index i to be volatile.

diff -r d575cd1e0da7 -r 5261186f1b00 libinterp/corefcn/__pchip_deriv__.cc
--- a/libinterp/corefcn/__pchip_deriv__.cc	Fri Feb 27 15:51:12 2015 -0800
+++ b/libinterp/corefcn/__pchip_deriv__.cc	Fri Feb 27 15:53:42 2015 -0800
@@ -92,7 +92,7 @@
           volatile const octave_idx_type inc = rows ? 1 : nyr;
           volatile octave_idx_type k = 0;
 
-          for (octave_idx_type i = (rows ? nyr : nyc); i > 0; i--)
+          for (volatile octave_idx_type i = (rows ? nyr : nyc); i > 0; i--)
             {
               F77_XFCN (pchim, PCHIM, (nx, xvec.data (),
                                        ymat.data () + k * inc,
@@ -139,7 +139,7 @@
           volatile const octave_idx_type inc = rows ? 1 : nyr;
           volatile octave_idx_type k = 0;
 
-          for (octave_idx_type i = (rows ? nyr : nyc); i > 0; i--)
+          for (volatile octave_idx_type i = (rows ? nyr : nyc); i > 0; i--)
             {
               F77_XFCN (dpchim, DPCHIM, (nx, xvec.data (),
                                          ymat.data () + k * inc,