diff options
Diffstat (limited to 'Source/cmGeneratorTarget.cxx')
| -rw-r--r-- | Source/cmGeneratorTarget.cxx | 10 |
1 files changed, 8 insertions, 2 deletions
diff --git a/Source/cmGeneratorTarget.cxx b/Source/cmGeneratorTarget.cxx index 2ea18bd..a9225dc 100644 --- a/Source/cmGeneratorTarget.cxx +++ b/Source/cmGeneratorTarget.cxx @@ -9292,14 +9292,19 @@ bool cmGeneratorTarget::NeedDyndepForSource(std::string const& lang, return true; } + bool haveRule = false; switch (this->HaveCxxModuleSupport(config)) { case Cxx20SupportLevel::MissingCxx: case Cxx20SupportLevel::NoCxx20: return false; case Cxx20SupportLevel::MissingRule: + break; case Cxx20SupportLevel::Supported: + haveRule = true; break; } + bool haveGeneratorSupport = + this->GetGlobalGenerator()->CheckCxxModuleSupport(); auto const sfProp = sf->GetProperty("CXX_SCAN_FOR_MODULES"); if (sfProp.IsSet()) { return sfProp.IsOn(); @@ -9319,8 +9324,9 @@ bool cmGeneratorTarget::NeedDyndepForSource(std::string const& lang, case cmPolicies::REQUIRED_ALWAYS: case cmPolicies::REQUIRED_IF_USED: case cmPolicies::NEW: - // The NEW behavior is to scan the source. - policyAnswer = true; + // The NEW behavior is to scan the source if the compiler supports + // scanning and the generator supports it. + policyAnswer = haveRule && haveGeneratorSupport; break; } return policyAnswer; |