[Bug testsuite/65116] [4.9/5 Regression] ERROR: can't read additional_sources: no such variable

[mkuvyrkov at gcc dot gnu.org]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=65116

--- Comment #12 from Maxim Kuvyrkov <mkuvyrkov at gcc dot gnu.org> ---
Author: mkuvyrkov
Date: Tue Mar 24 17:19:34 2015
New Revision: 221639

URL: https://gcc.gnu.org/viewcvs?rev=221639&root=gcc&view=rev
Log:
Backport testsuite race fix from mainline

    Backport from mainline:

    2015-02-19  Maxim Kuvyrkov  <maxim.kuvyrkov@linaro.org>
    PR testsuite/65116
    * lib/target-supports.exp (check_compile): Check whether
    additional_sources is defined before using it.

    2015-02-19  Maxim Kuvyrkov  <maxim.kuvyrkov@linaro.org>
    * lib/target-supports.exp (check_compile): Save/restore
    additional_sources that may belong to an actual test.

Modified:
    branches/gcc-4_9-branch/gcc/testsuite/ChangeLog
    branches/gcc-4_9-branch/gcc/testsuite/lib/target-supports.exp