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authorSimon Marchi <simon.marchi@ericsson.com>2017-10-14 09:28:07 -0400
committerSimon Marchi <simon.marchi@ericsson.com>2017-10-14 09:28:07 -0400
commit824dfcc311958af08c25d29956da2bab99e240c9 (patch)
tree8605aeda41093e81f7521a900b018b887ba96939
parent9c80ecd646a604fadcc290fca23b34c9454f5feb (diff)
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Fix build failure in linux-osdata.c
Commit Use std::vector in linux_xfer_osdata_processgroups b129dcac882da87767cb863ad8b2572f90e9e5bc broke the build with older gcc (at least 4.7 and 4.8): In file included from /usr/include/c++/4.7/algorithm:63:0, from /home/emaisin/src/binutils-gdb/gdb/nat/linux-osdata.c:40: /usr/include/c++/4.7/bits/stl_algo.h: In instantiation of ‘_RandomAccessIterator std::__unguarded_partition(_RandomAccessIterator, _RandomAccessIterator, const _Tp&) [with _RandomAccessIterator = __gnu_cxx::__normal_iterator<pid_pgid_entry*, std::vector<pid_pgid_entry> >; _Tp = pid_pgid_entry]’: /usr/include/c++/4.7/bits/stl_algo.h:2315:70: required from ‘_RandomAccessIterator std::__unguarded_partition_pivot(_RandomAccessIterator, _RandomAccessIterator) [with _RandomAccessIterator = __gnu_cxx::__normal_iterator<pid_pgid_entry*, std::vector<pid_pgid_entry> >]’ /usr/include/c++/4.7/bits/stl_algo.h:2347:54: required from ‘void std::__introsort_loop(_RandomAccessIterator, _RandomAccessIterator, _Size) [with _RandomAccessIterator = __gnu_cxx::__normal_iterator<pid_pgid_entry*, std::vector<pid_pgid_entry> >; _Size = long int]’ /usr/include/c++/4.7/bits/stl_algo.h:5483:4: required from ‘void std::sort(_RAIter, _RAIter) [with _RAIter = __gnu_cxx::__normal_iterator<pid_pgid_entry*, std::vector<pid_pgid_entry> >]’ /home/emaisin/src/binutils-gdb/gdb/nat/linux-osdata.c:480:57: required from here /usr/include/c++/4.7/bits/stl_algo.h:2277:4: error: passing ‘const pid_pgid_entry’ as ‘this’ argument of ‘bool pid_pgid_entry::operator<(const pid_pgid_entry&)’ discards qualifiers [-fpermissive] Making the operator< method const fixes it. gdb/ChangeLog: * nat/linux-osdata.c (struct pid_pgid_entry) <operator<>: Make const.
-rw-r--r--gdb/ChangeLog5
-rw-r--r--gdb/nat/linux-osdata.c2
2 files changed, 6 insertions, 1 deletions
diff --git a/gdb/ChangeLog b/gdb/ChangeLog
index af22deb..25ae470 100644
--- a/gdb/ChangeLog
+++ b/gdb/ChangeLog
@@ -1,3 +1,8 @@
+2017-10-14 Simon Marchi <simon.marchi@ericsson.com>
+
+ * nat/linux-osdata.c (struct pid_pgid_entry) <operator<>: Make
+ const.
+
2017-10-14 Simon Marchi <simon.marchi@polymtl.ca>
* target.h: Include tracepoint.h.
diff --git a/gdb/nat/linux-osdata.c b/gdb/nat/linux-osdata.c
index 5d1a7bd..0980c8d 100644
--- a/gdb/nat/linux-osdata.c
+++ b/gdb/nat/linux-osdata.c
@@ -407,7 +407,7 @@ struct pid_pgid_entry
return pid == pgid;
}
- bool operator< (const pid_pgid_entry &other)
+ bool operator< (const pid_pgid_entry &other) const
{
/* Sort by PGID. */
if (this->pgid != other.pgid)