The testcase uses 32 bit or bigger pointer offsets, and
that triggers an ptrofftype_p assert in tree.c.
gcc/testsuite
2017-04-19 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
* gcc.dg/pr80170.c: Require ptr32plus.
From-SVN: r247011
+2017-04-19 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
+
+ * gcc.dg/pr80170.c: Require ptr32plus.
+
2017-04-19 Eric Botcazou <ebotcazou@adacore.com>
PR tree-optimization/80426
/* { dg-do run } */
/* { dg-options "-fgimple -O2 -ftree-slp-vectorize" } */
+/* { dg-require-effective-target ptr32plus } */
struct A
{