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PIE link options: No warning when policy CMP0083 is not set.

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Fixes: #18955
This commit is contained in:
Marc Chevrier 2019-02-20 16:54:47 +01:00 committed by Brad King
parent e6897c72e7
commit 98a2d42301
2 changed files with 8 additions and 18 deletions
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7
Help/policy/CMP0083.rst
View File

@ -23,9 +23,10 @@ which it is used, it is the project's responsibility to use the
:prop_tgt:`POSITION_INDEPENDENT_CODE` target property for executables will be
honored at link time.
This policy was introduced in CMake version 3.14. CMake version
|release| warns when the policy is not set and uses ``OLD`` behavior. Use
the :command:`cmake_policy` command to set it to ``OLD`` or ``NEW`` explicitly.
This policy was introduced in CMake version 3.14. Use the
:command:`cmake_policy` command to set it to ``OLD`` or ``NEW`` explicitly.
Unlike most policies, CMake version |release| does not warn when this policy is
not set and simply uses ``OLD`` behavior.
.. include:: DEPRECATED.txt

19
Source/cmGeneratorTarget.cxx
View File

@ -510,21 +510,10 @@ const char* cmGeneratorTarget::GetLinkPIEProperty(
return nullptr;
}
switch (this->GetPolicyStatusCMP0083()) {
case cmPolicies::WARN: {
std::ostringstream e;
e << cmPolicies::GetPolicyWarning(cmPolicies::CMP0083);
this->LocalGenerator->IssueMessage(MessageType::AUTHOR_WARNING, e.str());
CM_FALLTHROUGH;
}
case cmPolicies::OLD:
return nullptr;
default:
// nothing to do
break;
}
return PICValue.c_str();
auto status = this->GetPolicyStatusCMP0083();
return (status != cmPolicies::WARN && status != cmPolicies::OLD)
? PICValue.c_str()
: nullptr;
}
bool cmGeneratorTarget::IsIPOEnabled(std::string const& lang,