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fpcmp: Fix bug where fpcmp wouldn't early exit when files obviously differ and

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no tolerance is set.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@106033 91177308-0d34-0410-b5e6-96231b3b80d8
This commit is contained in:
Daniel Dunbar 2010-06-15 19:20:30 +00:00
parent d1c82fe726
commit 71907fbebf
1 changed files with 9 additions and 9 deletions
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6
lib/Support/FileUtilities.cpp
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@ -212,17 +212,17 @@ int llvm::DiffFilesWithTolerance(const sys::PathWithStatus &FileA,
const char *F1P = File1Start;
const char *F2P = File2Start;
if (A_size == B_size) {
// Are the buffers identical? Common case: Handle this efficiently.
if (std::memcmp(File1Start, File2Start, A_size) == 0)
if (A_size == B_size &&
std::memcmp(File1Start, File2Start, A_size) == 0)
return 0;
// Otherwise, we are done a tolerances are set.
if (AbsTol == 0 && RelTol == 0) {
if (Error)
*Error = "Files differ without tolerance allowance";
return 1; // Files different!
}
}
bool CompareFailed = false;
while (1) {