Failures on Solaris11-sparcv9-m64, branch master

[gdb-buildbot@sergiodj.net]

Buildername:
        Solaris11-sparcv9-m64

Worker:
        solaris11-sparcv9

Full Build URL:
	https://gdb-buildbot.osci.io/#builders/11/builds/3045

Author:
        Simon Marchi <simon.marchi@efficios.com>

Commit tested:
        68b888fff3164b5e8e347d9c1ca351c366f0aac4

Subject of commit:
        gdb: use std::vector to store segments in symfile_segment_data

Testsuite logs (gdb.sum, gdb.log and others):
        https://gdb-buildbot.osci.io/results/Solaris11-sparcv9-m64/68/68b888fff3164b5e8e347d9c1ca351c366f0aac4/

*** Diff to previous build ***
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No regressions found!
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