[Bug bootstrap/88089] [9 regression] build failure with GCC 4.9 on SPARC/Solaris

[rguenth at gcc dot gnu.org]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=88089

Richard Biener <rguenth at gcc dot gnu.org> changed:

           What    |Removed                     |Added
----------------------------------------------------------------------------
             Status|UNCONFIRMED                 |ASSIGNED
   Last reconfirmed|                            |2018-11-19
           Assignee|unassigned at gcc dot gnu.org      |rguenth at gcc dot gnu.org
     Ever confirmed|0                           |1

--- Comment #2 from Richard Biener <rguenth at gcc dot gnu.org> ---
Mine.

diff --git a/gcc/tree-data-ref.c b/gcc/tree-data-ref.c
index 6ebcd93860d..c8193f694df 100644
--- a/gcc/tree-data-ref.c
+++ b/gcc/tree-data-ref.c
@@ -3587,8 +3587,8 @@ lambda_matrix_right_hermite (lambda_matrix A, int m, int
n,
                  a = S[i-1][j];
                  b = S[i][j];
                  sigma = (a * b < 0) ? -1: 1;
-                 a = abs (a);
-                 b = abs (b);
+                 a = abs_hwi (a);
+                 b = abs_hwi (b);
                  factor = sigma * (a / b);

                  lambda_matrix_row_add (S, n, i, i-1, -factor);