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author | Chris Lattner <sabre@nondot.org> | 2005-12-05 05:30:21 +0000 |
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committer | Chris Lattner <sabre@nondot.org> | 2005-12-05 05:30:21 +0000 |
commit | 30614675f45809c43d44c7243d8b747b39403155 (patch) | |
tree | b3e106709ee02a92db62fc403099b8321ee986a6 /lib/VMCore/Module.cpp | |
parent | aef8c64777a7d3b4aef1661305659d8ff5133dc9 (diff) | |
download | external_llvm-30614675f45809c43d44c7243d8b747b39403155.zip external_llvm-30614675f45809c43d44c7243d8b747b39403155.tar.gz external_llvm-30614675f45809c43d44c7243d8b747b39403155.tar.bz2 |
Add a flag to Module::getGlobalVariable to allow it to return vars with
internal linkage.
Patch provided by Evan Jones, thanks!
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@24604 91177308-0d34-0410-b5e6-96231b3b80d8
Diffstat (limited to 'lib/VMCore/Module.cpp')
-rw-r--r-- | lib/VMCore/Module.cpp | 14 |
1 files changed, 7 insertions, 7 deletions
diff --git a/lib/VMCore/Module.cpp b/lib/VMCore/Module.cpp index a554d8e..de63b4b 100644 --- a/lib/VMCore/Module.cpp +++ b/lib/VMCore/Module.cpp @@ -206,17 +206,17 @@ Function *Module::getNamedFunction(const std::string &Name) { // /// getGlobalVariable - Look up the specified global variable in the module -/// symbol table. If it does not exist, return null. Note that this only -/// returns a global variable if it does not have internal linkage. The type -/// argument should be the underlying type of the global, ie, it should not -/// have the top-level PointerType, which represents the address of the -/// global. +/// symbol table. If it does not exist, return null. The type argument +/// should be the underlying type of the global, i.e., it should not have +/// the top-level PointerType, which represents the address of the global. +/// If AllowInternal is set to true, this function will return types that +/// have InternalLinkage. By default, these types are not returned. /// GlobalVariable *Module::getGlobalVariable(const std::string &Name, - const Type *Ty) { + const Type *Ty, bool AllowInternal) { if (Value *V = getSymbolTable().lookup(PointerType::get(Ty), Name)) { GlobalVariable *Result = cast<GlobalVariable>(V); - if (!Result->hasInternalLinkage()) + if (AllowInternal || !Result->hasInternalLinkage()) return Result; } return 0; |