6502/llvm-6502
1
0
Fork 0
mirror of https://github.com/c64scene-ar/llvm-6502.git synced 2025-03-12 17:37:13 +00:00
Code Issues Projects Releases Wiki Activity

AliasSet: Simplify mergeSetIn

Browse Source 
No functional change intended.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@222376 91177308-0d34-0410-b5e6-96231b3b80d8
This commit is contained in:
David Majnemer 2014-11-19 19:36:18 +00:00
parent 53daaff125
commit a44c501561
1 changed files with 3 additions and 4 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

7
lib/Analysis/AliasSetTracker.cpp
View File

@ -55,16 +55,15 @@ void AliasSet::mergeSetIn(AliasSet &AS, AliasSetTracker &AST) {
AliasTy = MayAlias;
}
bool ASHadUnknownInsts = false;
bool ASHadUnknownInsts = !AS.UnknownInsts.empty();
if (UnknownInsts.empty()) { // Merge call sites...
if (!AS.UnknownInsts.empty()) {
if (ASHadUnknownInsts) {
std::swap(UnknownInsts, AS.UnknownInsts);
addRef();
}
} else if (!AS.UnknownInsts.empty()) {
} else if (ASHadUnknownInsts) {
UnknownInsts.insert(UnknownInsts.end(), AS.UnknownInsts.begin(), AS.UnknownInsts.end());
AS.UnknownInsts.clear();
ASHadUnknownInsts = true;
}
AS.Forward = this; // Forward across AS now...