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Code Issues Wiki Activity

Fix redefinition of t_ptrdiff, bug 230895.

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This commit is contained in:
Markus Schorn 2008-05-21 14:17:48 +00:00
parent a9dcca01fd
commit 3817999a3f
3 changed files with 30 additions and 4 deletions
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15
core/org.eclipse.cdt.core.tests/parser/org/eclipse/cdt/core/parser/tests/ast2/AST2Tests.java
View file

@ -4721,4 +4721,19 @@ public class AST2Tests extends AST2BaseTest {
assertSame(b2, b3); assertSame(b2, b3);
} }
} }
// #define foo __typeof__((int*)0 - (int*)0)
// typedef foo ptrdiff_t;
public void testRedefinePtrdiff_Bug230895() throws Exception {
final boolean[] isCpps= {false, true};
String code= getAboveComment();
for (boolean isCpp : isCpps) {
BindingAssertionHelper ba= new BindingAssertionHelper(getAboveComment(), isCpp);
IBinding b1= ba.assertNonProblem("ptrdiff_t", 9);
assertInstance(b1, ITypedef.class);
ITypedef td= (ITypedef) b1;
IType t= td.getType();
assertFalse(t instanceof ITypedef);
}
}
} }

11
core/org.eclipse.cdt.core/parser/org/eclipse/cdt/internal/core/dom/parser/c/CVisitor.java
View file

@ -736,8 +736,15 @@ public class CVisitor {
IScope scope = getContainingScope(expression); IScope scope = getContainingScope(expression);
try { try {
IBinding[] bs = scope.find(PTRDIFF_T); IBinding[] bs = scope.find(PTRDIFF_T);
if (bs.length > 0 && bs[0] instanceof IType) { if (bs.length > 0) {
return (IType) bs[0]; for (IBinding b : bs) {
if (b instanceof IType) {
if (b instanceof ICInternalBinding == false ||
CVisitor.declaredBefore(((ICInternalBinding) b).getPhysicalNode(), binary)) {
return (IType) b;
}
}
}
} }
} catch (DOMException e) { } catch (DOMException e) {
} }

8
core/org.eclipse.cdt.core/parser/org/eclipse/cdt/internal/core/dom/parser/cpp/semantics/CPPVisitor.java
View file

@ -1918,8 +1918,12 @@ public class CPPVisitor {
IScope scope = getContainingScope(expression); IScope scope = getContainingScope(expression);
try { try {
IBinding[] bs = scope.find(PTRDIFF_T); IBinding[] bs = scope.find(PTRDIFF_T);
if (bs.length > 0 && bs[0] instanceof IType) { if (bs.length > 0) {
return (IType) bs[0]; for (IBinding b : bs) {
if (b instanceof IType && CPPSemantics.declaredBefore(b, binary, false)) {
return (IType) b;
}
}
} }
} catch (DOMException e) { } catch (DOMException e) {
} }