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| author | dim <dim@FreeBSD.org> | 2016-01-13 19:58:01 +0000 |
|---|---|---|
| committer | dim <dim@FreeBSD.org> | 2016-01-13 19:58:01 +0000 |
| commit | e39b9e36e5f2d2dd312004cf5f84bb382be47dcd (patch) | |
| tree | 7376a0c71aad05d327e5b1dcbceb3311a10f9f29 /lib/Support/IntEqClasses.cpp | |
| parent | ff2ba393a56d9d99dcb76ceada542233db28af9a (diff) | |
| download | FreeBSD-src-e39b9e36e5f2d2dd312004cf5f84bb382be47dcd.zip FreeBSD-src-e39b9e36e5f2d2dd312004cf5f84bb382be47dcd.tar.gz | |
Vendor import of llvm trunk r257626:
https://llvm.org/svn/llvm-project/llvm/trunk@257626
Diffstat (limited to 'lib/Support/IntEqClasses.cpp')
| -rw-r--r-- | lib/Support/IntEqClasses.cpp | 4 |
1 files changed, 3 insertions, 1 deletions
diff --git a/lib/Support/IntEqClasses.cpp b/lib/Support/IntEqClasses.cpp index 1134495..ff21357 100644 --- a/lib/Support/IntEqClasses.cpp +++ b/lib/Support/IntEqClasses.cpp @@ -29,7 +29,7 @@ void IntEqClasses::grow(unsigned N) { EC.push_back(EC.size()); } -void IntEqClasses::join(unsigned a, unsigned b) { +unsigned IntEqClasses::join(unsigned a, unsigned b) { assert(NumClasses == 0 && "join() called after compress()."); unsigned eca = EC[a]; unsigned ecb = EC[b]; @@ -41,6 +41,8 @@ void IntEqClasses::join(unsigned a, unsigned b) { EC[b] = eca, b = ecb, ecb = EC[b]; else EC[a] = ecb, a = eca, eca = EC[a]; + + return eca; } unsigned IntEqClasses::findLeader(unsigned a) const { |
