[analyzer] Add pretty printing to CXXBaseObjectRegion.

git-svn-id: https://llvm.org/svn/llvm-project/cfe/trunk@179573 91177308-0d34-0410-b5e6-96231b3b80d8
This commit is contained in:
Anna Zaks 2013-04-15 22:38:04 +00:00
Родитель 79d0cceb88
Коммит 07d8470eff
3 изменённых файлов: 127 добавлений и 1 удалений

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@ -1095,6 +1095,10 @@ public:
static bool classof(const MemRegion *region) {
return region->getKind() == CXXBaseObjectRegionKind;
}
bool canPrintPrettyAsExpr() const;
void printPrettyAsExpr(raw_ostream &os) const;
};
template<typename RegionTy>

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@ -616,10 +616,14 @@ void FieldRegion::printPretty(raw_ostream &os) const {
return;
}
bool FieldRegion::canPrintPrettyAsExpr() const {
bool CXXBaseObjectRegion::canPrintPrettyAsExpr() const {
return superRegion->canPrintPrettyAsExpr();
}
void CXXBaseObjectRegion::printPrettyAsExpr(raw_ostream &os) const {
superRegion->printPrettyAsExpr(os);
}
//===----------------------------------------------------------------------===//
// MemRegionManager methods.
//===----------------------------------------------------------------------===//

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@ -213,6 +213,15 @@ int testNonPrintableAssignment(int **p) {
// expected-note@-1 {{Dereference of null pointer (loaded from variable 'y')}}
}
struct Base { int *x; };
struct Derived : public Base {};
void test(Derived d) {
d.x = 0; //expected-note {{Null pointer value stored to 'd.x'}}
*d.x = 1; // expected-warning {{Dereference of null pointer (loaded from field 'x')}}
// expected-note@-1 {{Dereference of null pointer (loaded from field 'x')}}
}
// CHECK: <key>diagnostics</key>
// CHECK-NEXT: <array>
// CHECK-NEXT: <dict>
@ -3819,4 +3828,113 @@ int testNonPrintableAssignment(int **p) {
// CHECK-NEXT: <key>file</key><integer>0</integer>
// CHECK-NEXT: </dict>
// CHECK-NEXT: </dict>
// CHECK-NEXT: <dict>
// CHECK-NEXT: <key>path</key>
// CHECK-NEXT: <array>
// CHECK-NEXT: <dict>
// CHECK-NEXT: <key>kind</key><string>event</string>
// CHECK-NEXT: <key>location</key>
// CHECK-NEXT: <dict>
// CHECK-NEXT: <key>line</key><integer>220</integer>
// CHECK-NEXT: <key>col</key><integer>3</integer>
// CHECK-NEXT: <key>file</key><integer>0</integer>
// CHECK-NEXT: </dict>
// CHECK-NEXT: <key>ranges</key>
// CHECK-NEXT: <array>
// CHECK-NEXT: <array>
// CHECK-NEXT: <dict>
// CHECK-NEXT: <key>line</key><integer>220</integer>
// CHECK-NEXT: <key>col</key><integer>3</integer>
// CHECK-NEXT: <key>file</key><integer>0</integer>
// CHECK-NEXT: </dict>
// CHECK-NEXT: <dict>
// CHECK-NEXT: <key>line</key><integer>220</integer>
// CHECK-NEXT: <key>col</key><integer>9</integer>
// CHECK-NEXT: <key>file</key><integer>0</integer>
// CHECK-NEXT: </dict>
// CHECK-NEXT: </array>
// CHECK-NEXT: </array>
// CHECK-NEXT: <key>depth</key><integer>0</integer>
// CHECK-NEXT: <key>extended_message</key>
// CHECK-NEXT: <string>Null pointer value stored to &apos;d.x&apos;</string>
// CHECK-NEXT: <key>message</key>
// CHECK-NEXT: <string>Null pointer value stored to &apos;d.x&apos;</string>
// CHECK-NEXT: </dict>
// CHECK-NEXT: <dict>
// CHECK-NEXT: <key>kind</key><string>control</string>
// CHECK-NEXT: <key>edges</key>
// CHECK-NEXT: <array>
// CHECK-NEXT: <dict>
// CHECK-NEXT: <key>start</key>
// CHECK-NEXT: <array>
// CHECK-NEXT: <dict>
// CHECK-NEXT: <key>line</key><integer>220</integer>
// CHECK-NEXT: <key>col</key><integer>3</integer>
// CHECK-NEXT: <key>file</key><integer>0</integer>
// CHECK-NEXT: </dict>
// CHECK-NEXT: <dict>
// CHECK-NEXT: <key>line</key><integer>220</integer>
// CHECK-NEXT: <key>col</key><integer>3</integer>
// CHECK-NEXT: <key>file</key><integer>0</integer>
// CHECK-NEXT: </dict>
// CHECK-NEXT: </array>
// CHECK-NEXT: <key>end</key>
// CHECK-NEXT: <array>
// CHECK-NEXT: <dict>
// CHECK-NEXT: <key>line</key><integer>221</integer>
// CHECK-NEXT: <key>col</key><integer>3</integer>
// CHECK-NEXT: <key>file</key><integer>0</integer>
// CHECK-NEXT: </dict>
// CHECK-NEXT: <dict>
// CHECK-NEXT: <key>line</key><integer>221</integer>
// CHECK-NEXT: <key>col</key><integer>3</integer>
// CHECK-NEXT: <key>file</key><integer>0</integer>
// CHECK-NEXT: </dict>
// CHECK-NEXT: </array>
// CHECK-NEXT: </dict>
// CHECK-NEXT: </array>
// CHECK-NEXT: </dict>
// CHECK-NEXT: <dict>
// CHECK-NEXT: <key>kind</key><string>event</string>
// CHECK-NEXT: <key>location</key>
// CHECK-NEXT: <dict>
// CHECK-NEXT: <key>line</key><integer>221</integer>
// CHECK-NEXT: <key>col</key><integer>3</integer>
// CHECK-NEXT: <key>file</key><integer>0</integer>
// CHECK-NEXT: </dict>
// CHECK-NEXT: <key>ranges</key>
// CHECK-NEXT: <array>
// CHECK-NEXT: <array>
// CHECK-NEXT: <dict>
// CHECK-NEXT: <key>line</key><integer>221</integer>
// CHECK-NEXT: <key>col</key><integer>6</integer>
// CHECK-NEXT: <key>file</key><integer>0</integer>
// CHECK-NEXT: </dict>
// CHECK-NEXT: <dict>
// CHECK-NEXT: <key>line</key><integer>221</integer>
// CHECK-NEXT: <key>col</key><integer>6</integer>
// CHECK-NEXT: <key>file</key><integer>0</integer>
// CHECK-NEXT: </dict>
// CHECK-NEXT: </array>
// CHECK-NEXT: </array>
// CHECK-NEXT: <key>depth</key><integer>0</integer>
// CHECK-NEXT: <key>extended_message</key>
// CHECK-NEXT: <string>Dereference of null pointer (loaded from field &apos;x&apos;)</string>
// CHECK-NEXT: <key>message</key>
// CHECK-NEXT: <string>Dereference of null pointer (loaded from field &apos;x&apos;)</string>
// CHECK-NEXT: </dict>
// CHECK-NEXT: </array>
// CHECK-NEXT: <key>description</key><string>Dereference of null pointer (loaded from field &apos;x&apos;)</string>
// CHECK-NEXT: <key>category</key><string>Logic error</string>
// CHECK-NEXT: <key>type</key><string>Dereference of null pointer</string>
// CHECK-NEXT: <key>issue_context_kind</key><string>function</string>
// CHECK-NEXT: <key>issue_context</key><string>test</string>
// CHECK-NEXT: <key>issue_hash</key><string>2</string>
// CHECK-NEXT: <key>location</key>
// CHECK-NEXT: <dict>
// CHECK-NEXT: <key>line</key><integer>221</integer>
// CHECK-NEXT: <key>col</key><integer>3</integer>
// CHECK-NEXT: <key>file</key><integer>0</integer>
// CHECK-NEXT: </dict>
// CHECK-NEXT: </dict>
// CHECK-NEXT: </array>