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Some micro-optimizations.

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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@47219 91177308-0d34-0410-b5e6-96231b3b80d8
This commit is contained in:
Duncan Sands 2008-02-16 20:53:06 +00:00
parent d497d9fab6
commit b3a94608b3
1 changed files with 5 additions and 4 deletions
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9
lib/VMCore/ParameterAttributes.cpp
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@ -124,6 +124,7 @@ ParamAttrsList::getModified(const ParamAttrsList *PAL,
if (!PAL) {
// Strip any instances of ParamAttr::None from modVec before calling 'get'.
ParamAttrsVector newVec;
newVec.reserve(modVec.size());
for (unsigned i = 0, e = modVec.size(); i < e; ++i)
if (modVec[i].attrs != ParamAttr::None)
newVec.push_back(modVec[i]);
@ -175,8 +176,8 @@ ParamAttrsList::includeAttrs(const ParamAttrsList *PAL,
if (NewAttrs == OldAttrs)
return PAL;
ParamAttrsVector modVec;
modVec.push_back(ParamAttrsWithIndex::get(idx, NewAttrs));
ParamAttrsVector modVec(1);
modVec[0] = ParamAttrsWithIndex::get(idx, NewAttrs);
return getModified(PAL, modVec);
}
@ -188,8 +189,8 @@ ParamAttrsList::excludeAttrs(const ParamAttrsList *PAL,
if (NewAttrs == OldAttrs)
return PAL;
ParamAttrsVector modVec;
modVec.push_back(ParamAttrsWithIndex::get(idx, NewAttrs));
ParamAttrsVector modVec(1);
modVec[0] = ParamAttrsWithIndex::get(idx, NewAttrs);
return getModified(PAL, modVec);
}