For PR789:

Make the sys::Path::getFileStatus function more efficient by having it
return a pointer to the FileStatus structure rather than copy it. Adjust
uses of the function accordingly. Also, fix some memory issues in sys::Path.

llvm-svn: 35476

1 files changed, 4 insertions, 3 deletions

diff --git a/llvm/lib/Debugger/ProgramInfo.cpp b/llvm/lib/Debugger/ProgramInfo.cpp
index a315a2d5ba2..d811f6075be 100644
--- a/llvm/lib/Debugger/ProgramInfo.cpp
+++ b/llvm/lib/Debugger/ProgramInfo.cpp
@@ -194,9 +194,10 @@ void SourceFunctionInfo::getSourceLocation(unsigned &RetLineNo,
 
 ProgramInfo::ProgramInfo(Module *m) : M(m), ProgramTimeStamp(0,0) {
   assert(M && "Cannot create program information with a null module!");
-  sys::FileStatus Stat;
-  if (!sys::Path(M->getModuleIdentifier()).getFileStatus(Stat))
-    ProgramTimeStamp = Stat.getTimestamp();
+  const sys::FileStatus *Stat;
+  Stat = sys::Path(M->getModuleIdentifier()).getFileStatus();
+  if (Stat)
+    ProgramTimeStamp = Stat->getTimestamp();
 
   SourceFilesIsComplete = false;
   SourceFunctionsIsComplete = false;