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Merge branch 'master' into rdmarsh/cpp/ir-flow-through-outparams

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Pick up new test for user-defined swap functions
This commit is contained in:
Robert Marsh
2020-04-01 17:32:55 -07:00
parent b579e6aabe bbb69d524e
commit a061811939
34 changed files with 187 additions and 55 deletions
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8
csharp/ql/src/semmle/code/csharp/dataflow/internal/DataFlowImpl.qll
View File

@@ -2089,6 +2089,8 @@ private class SummaryCtxSome extends SummaryCtx, TSummaryCtxSome {
SummaryCtxSome() { this = TSummaryCtxSome(p, ap) }
int getParameterPos() { p.isParameterOf(_, result) }
override string toString() { result = p + ": " + ap }
predicate hasLocationInfo(
@@ -2482,13 +2484,15 @@ pragma[nomagic]
private predicate paramFlowsThrough(
ReturnKindExt kind, CallContextCall cc, SummaryCtxSome sc, AccessPath ap, Configuration config
) {
exists(PathNodeMid mid, ReturnNodeExt ret |
exists(PathNodeMid mid, ReturnNodeExt ret, int pos |
mid.getNode() = ret and
kind = ret.getKind() and
cc = mid.getCallContext() and
sc = mid.getSummaryCtx() and
config = mid.getConfiguration() and
ap = mid.getAp()
ap = mid.getAp() and
pos = sc.getParameterPos() and
not kind.(ParamUpdateReturnKind).getPosition() = pos
)
}

8
csharp/ql/src/semmle/code/csharp/dataflow/internal/DataFlowImpl2.qll
View File

@@ -2089,6 +2089,8 @@ private class SummaryCtxSome extends SummaryCtx, TSummaryCtxSome {
SummaryCtxSome() { this = TSummaryCtxSome(p, ap) }
int getParameterPos() { p.isParameterOf(_, result) }
override string toString() { result = p + ": " + ap }
predicate hasLocationInfo(
@@ -2482,13 +2484,15 @@ pragma[nomagic]
private predicate paramFlowsThrough(
ReturnKindExt kind, CallContextCall cc, SummaryCtxSome sc, AccessPath ap, Configuration config
) {
exists(PathNodeMid mid, ReturnNodeExt ret |
exists(PathNodeMid mid, ReturnNodeExt ret, int pos |
mid.getNode() = ret and
kind = ret.getKind() and
cc = mid.getCallContext() and
sc = mid.getSummaryCtx() and
config = mid.getConfiguration() and
ap = mid.getAp()
ap = mid.getAp() and
pos = sc.getParameterPos() and
not kind.(ParamUpdateReturnKind).getPosition() = pos
)
}

8
csharp/ql/src/semmle/code/csharp/dataflow/internal/DataFlowImpl3.qll
View File

@@ -2089,6 +2089,8 @@ private class SummaryCtxSome extends SummaryCtx, TSummaryCtxSome {
SummaryCtxSome() { this = TSummaryCtxSome(p, ap) }
int getParameterPos() { p.isParameterOf(_, result) }
override string toString() { result = p + ": " + ap }
predicate hasLocationInfo(
@@ -2482,13 +2484,15 @@ pragma[nomagic]
private predicate paramFlowsThrough(
ReturnKindExt kind, CallContextCall cc, SummaryCtxSome sc, AccessPath ap, Configuration config
) {
exists(PathNodeMid mid, ReturnNodeExt ret |
exists(PathNodeMid mid, ReturnNodeExt ret, int pos |
mid.getNode() = ret and
kind = ret.getKind() and
cc = mid.getCallContext() and
sc = mid.getSummaryCtx() and
config = mid.getConfiguration() and
ap = mid.getAp()
ap = mid.getAp() and
pos = sc.getParameterPos() and
not kind.(ParamUpdateReturnKind).getPosition() = pos
)
}

8
csharp/ql/src/semmle/code/csharp/dataflow/internal/DataFlowImpl4.qll
View File

@@ -2089,6 +2089,8 @@ private class SummaryCtxSome extends SummaryCtx, TSummaryCtxSome {
SummaryCtxSome() { this = TSummaryCtxSome(p, ap) }
int getParameterPos() { p.isParameterOf(_, result) }
override string toString() { result = p + ": " + ap }
predicate hasLocationInfo(
@@ -2482,13 +2484,15 @@ pragma[nomagic]
private predicate paramFlowsThrough(
ReturnKindExt kind, CallContextCall cc, SummaryCtxSome sc, AccessPath ap, Configuration config
) {
exists(PathNodeMid mid, ReturnNodeExt ret |
exists(PathNodeMid mid, ReturnNodeExt ret, int pos |
mid.getNode() = ret and
kind = ret.getKind() and
cc = mid.getCallContext() and
sc = mid.getSummaryCtx() and
config = mid.getConfiguration() and
ap = mid.getAp()
ap = mid.getAp() and
pos = sc.getParameterPos() and
not kind.(ParamUpdateReturnKind).getPosition() = pos
)
}

8
csharp/ql/src/semmle/code/csharp/dataflow/internal/DataFlowImpl5.qll
View File

@@ -2089,6 +2089,8 @@ private class SummaryCtxSome extends SummaryCtx, TSummaryCtxSome {
SummaryCtxSome() { this = TSummaryCtxSome(p, ap) }
int getParameterPos() { p.isParameterOf(_, result) }
override string toString() { result = p + ": " + ap }
predicate hasLocationInfo(
@@ -2482,13 +2484,15 @@ pragma[nomagic]
private predicate paramFlowsThrough(
ReturnKindExt kind, CallContextCall cc, SummaryCtxSome sc, AccessPath ap, Configuration config
) {
exists(PathNodeMid mid, ReturnNodeExt ret |
exists(PathNodeMid mid, ReturnNodeExt ret, int pos |
mid.getNode() = ret and
kind = ret.getKind() and
cc = mid.getCallContext() and
sc = mid.getSummaryCtx() and
config = mid.getConfiguration() and
ap = mid.getAp()
ap = mid.getAp() and
pos = sc.getParameterPos() and
not kind.(ParamUpdateReturnKind).getPosition() = pos
)
}