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Merge topic 'cmuvprocesschain-iterator-fix'

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dfa24355ea cmUVProcessChain: Add assert() for static analysis tools

Acked-by: Kitware Robot <kwrobot@kitware.com>
Merge-request: !3322
This commit is contained in:
Brad King
2019-05-15 13:19:27 +00:00
committed by Kitware Robot
parent 7063ed271e dfa24355ea
commit ac0411f166
1 changed files with 4 additions and 1 deletions
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5
Source/cmUVProcessChain.cxx
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@@ -8,6 +8,8 @@
#include "cmUVStreambuf.h"
#include "cm_uv.h"
#include <assert.h>
#include <iterator>
#include <memory>
#include <utility>
@@ -250,7 +252,8 @@ bool cmUVProcessChain::InternalData::AddCommand(
if (first) {
stdio[0].flags = UV_IGNORE;
} else {
auto& prev = **std::prev(this->Processes.end(), 2);
assert(this->Processes.size() >= 2);
auto& prev = *this->Processes[this->Processes.size() - 2];
stdio[0].flags = UV_INHERIT_STREAM;
stdio[0].data.stream = prev.OutputPipe;
}