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Revert "Limit the symbol search in DynamicLibrary to the module that was opened."

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This reverts commit r216563, which breaks lli's dynamic symbol resolution.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@216569 91177308-0d34-0410-b5e6-96231b3b80d8
This commit is contained in:
Zachary Turner 2014-08-27 17:51:43 +00:00
parent 95141f9379
commit 0927dab0be
1 changed files with 2 additions and 9 deletions
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11
lib/Support/DynamicLibrary.cpp
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@ -56,15 +56,8 @@ static DenseSet<void *> *OpenedHandles = nullptr;
DynamicLibrary DynamicLibrary::getPermanentLibrary(const char *filename,
std::string *errMsg) {
SmartScopedLock<true> lock(*SymbolsMutex);
int flags = RTLD_LAZY | RTLD_GLOBAL;
#if defined(__APPLE__)
// RTLD_FIRST is an apple specific flag which causes dlsym() to search only
// the module specified in |filename|, and not dependent modules. This
// behavior would be desirable for other platforms as well, except that
// there's not a good way to implement it.
flags |= RTLD_FIRST;
#endif
void *handle = dlopen(filename, flags);
void *handle = dlopen(filename, RTLD_LAZY|RTLD_GLOBAL);
if (!handle) {
if (errMsg) *errMsg = dlerror();
return DynamicLibrary();