r270643 - in /branches/gcc-8-branch/gcc: Change...

[rsandifo@gcc.gnu.org]

Author: rsandifo
Date: Mon Apr 29 08:32:27 2019
New Revision: 270643

URL: https://gcc.gnu.org/viewcvs?rev=270643&root=gcc&view=rev
Log:
Fix output_constructor_bitfield handling of wide bitfields (PR89037)

The testcase was failing because we were trying to access
TREE_INT_CST_ELT (x, 1) of a 128-bit integer that was small enough
to need only a single element.

2019-04-29  Richard Sandiford  <richard.sandiford@arm.com>

gcc/
	Backport from mainline:
	2019-01-25  Richard Sandiford  <richard.sandiford@arm.com>

	PR middle-end/89037
	* varasm.c (output_constructor_bitfield): Use wi::extract_uhwi
	instead of accessing TREE_INT_CST_ELT directly.

gcc/testsuite/
	Backport from mainline:
	2019-01-25  Richard Sandiford  <richard.sandiford@arm.com>

	PR middle-end/89037
	* gcc.dg/pr89037.c: New test.

Added:
    branches/gcc-8-branch/gcc/testsuite/gcc.dg/pr89037.c
Modified:
    branches/gcc-8-branch/gcc/ChangeLog
    branches/gcc-8-branch/gcc/testsuite/ChangeLog
    branches/gcc-8-branch/gcc/varasm.c