From 22fde23b6e125317828d7c07b86c8e7be16440a5 Mon Sep 17 00:00:00 2001 From: Douglas Gregor Date: Wed, 17 Mar 2010 15:33:06 +0000 Subject: Check the inode in addition to size and modification time to determine whether a file has changed since it was originally read. llvm-svn: 98726 --- clang/lib/Basic/SourceManager.cpp | 8 +++++--- 1 file changed, 5 insertions(+), 3 deletions(-) (limited to 'clang/lib/Basic/SourceManager.cpp') diff --git a/clang/lib/Basic/SourceManager.cpp b/clang/lib/Basic/SourceManager.cpp index 440e688..4c24d03 100644 --- a/clang/lib/Basic/SourceManager.cpp +++ b/clang/lib/Basic/SourceManager.cpp @@ -93,9 +93,11 @@ const llvm::MemoryBuffer *ContentCache::getBuffer(Diagnostic &Diag, << Entry->getName() << ErrorStr; Buffer.setInt(true); } else if (FileInfo.st_size != Entry->getSize() || - FileInfo.st_mtime != Entry->getModificationTime()) { - // Check that the file's size and modification time is the same as - // in the file entry (which may have come from a stat cache). + FileInfo.st_mtime != Entry->getModificationTime() || + FileInfo.st_ino != Entry->getInode()) { + // Check that the file's size, modification time, and inode are + // the same as in the file entry (which may have come from a + // stat cache). Diag.Report(diag::err_file_modified) << Entry->getName(); Buffer.setInt(true); } -- cgit v1.1