diff options
| -rw-r--r-- | Source/cmMakefile.cxx | 9 |
1 files changed, 8 insertions, 1 deletions
diff --git a/Source/cmMakefile.cxx b/Source/cmMakefile.cxx index 1abd467..31ce605 100644 --- a/Source/cmMakefile.cxx +++ b/Source/cmMakefile.cxx @@ -2955,7 +2955,14 @@ std::string cmMakefile::GetListFileStack() void cmMakefile::PushScope() { - this->DefinitionStack.push_back(this->DefinitionStack.back()); + // Get the index of the next stack entry. + std::vector<DefinitionMap>::size_type index = this->DefinitionStack.size(); + + // Allocate a new stack entry. + this->DefinitionStack.push_back(DefinitionMap()); + + // Copy the previous top to the new top. + this->DefinitionStack[index] = this->DefinitionStack[index-1]; } void cmMakefile::PopScope() |