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StackSafetyAnalysis.cpp - pass ConstantRange arg as const reference.

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Avoids unnecessary copies and silences clang tidy warning - we do this in most places, there are just a few that were missed.
This commit is contained in:
Simon Pilgrim 2020-07-10 12:07:37 +01:00
parent 9a299ac88b
commit 0d947a3c0b
1 changed files with 3 additions and 3 deletions
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6
lib/Analysis/StackSafetyAnalysis.cpp
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@ -59,7 +59,7 @@ template <typename CalleeTy> struct CallInfo {
// Range should never set to empty-set, that is an invalid access range
// that can cause empty-set to be propagated with ConstantRange::add
ConstantRange Offset;
CallInfo(const CalleeTy *Callee, size_t ParamNo, ConstantRange Offset)
CallInfo(const CalleeTy *Callee, size_t ParamNo, const ConstantRange &Offset)
: Callee(Callee), ParamNo(ParamNo), Offset(Offset) {}
};
@ -202,7 +202,7 @@ class StackSafetyLocalAnalysis {
ConstantRange offsetFrom(Value *Addr, Value *Base);
ConstantRange getAccessRange(Value *Addr, Value *Base,
ConstantRange SizeRange);
const ConstantRange &SizeRange);
ConstantRange getAccessRange(Value *Addr, Value *Base, TypeSize Size);
ConstantRange getMemIntrinsicAccessRange(const MemIntrinsic *MI, const Use &U,
Value *Base);
@ -237,7 +237,7 @@ ConstantRange StackSafetyLocalAnalysis::offsetFrom(Value *Addr, Value *Base) {
ConstantRange
StackSafetyLocalAnalysis::getAccessRange(Value *Addr, Value *Base,
ConstantRange SizeRange) {
const ConstantRange &SizeRange) {
// Zero-size loads and stores do not access memory.
if (SizeRange.isEmptySet())
return ConstantRange::getEmpty(PointerSize);