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Make this more efficient now that we know both files are the same length.

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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@20202 91177308-0d34-0410-b5e6-96231b3b80d8
This commit is contained in:
Chris Lattner 2005-02-15 22:01:43 +00:00
parent 1e1a99fffa
commit e4b6a86852
1 changed files with 2 additions and 2 deletions
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4
lib/Support/FileUtilities.cpp
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@ -148,11 +148,11 @@ int llvm::DiffFilesWithTolerance(const sys::Path &FileA,
if (A_size == B_size) {
// Scan for the end of file or first difference.
while (F1P < File1End && F2P < File2End && *F1P == *F2P)
while (F1P < File1End && *F1P == *F2P)
++F1P, ++F2P;
// Common case: identifical files.
if (F1P == File1End && F2P == File2End)
if (F1P == File1End)
return 0; // Scanned to end, files same
if (AbsTol == 0 && RelTol == 0)