Attachment #56630 for bug #167488

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Lines 35789-35835 Link Here

(-)src/org/eclipse/jdt/core/tests/compiler/regression/GenericTypeTest.java (-24 / +9 lines)
35789	"}", // =================	35789	"}", // =================
35790	},	35790	},
35791	"----------\n" +	35791	"----------\n" +
35792	"1. WARNING in Y.java (at line 2)\n" +	35792	"1. ERROR in Y.java (at line 2)\n" +
35793	" Z z1 = z1;\n" +
35794	" ^^^^^^^\n" +
35795	"The assignment to variable z1 has no effect\n" +
35796	"----------\n" +
35797	"2. ERROR in Y.java (at line 2)\n" +
35798	" Z z1 = z1;\n" +	35793	" Z z1 = z1;\n" +
35799	" ^^\n" +	35794	" ^^\n" +
35800	"Cannot reference a field before it is defined\n" +	35795	"Cannot reference a field before it is defined\n" +
35801	"----------\n" +	35796	"----------\n" +
35802	"3. WARNING in Y.java (at line 3)\n" +	35797	"2. ERROR in Y.java (at line 3)\n" +
35803	" Z[] z2 = z2;\n" +
35804	" ^^^^^^^\n" +
35805	"The assignment to variable z2 has no effect\n" +
35806	"----------\n" +
35807	"4. ERROR in Y.java (at line 3)\n" +
35808	" Z[] z2 = z2;\n" +	35798	" Z[] z2 = z2;\n" +
35809	" ^^\n" +	35799	" ^^\n" +
35810	"Cannot reference a field before it is defined\n" +	35800	"Cannot reference a field before it is defined\n" +
35811	"----------\n" +	35801	"----------\n" +
35812	"5. ERROR in Y.java (at line 6)\n" +	35802	"3. ERROR in Y.java (at line 6)\n" +
35813	" E e0 = es[0];\n" +	35803	" E e0 = es[0];\n" +
35814	" ^^\n" +	35804	" ^^\n" +
35815	"Cannot reference a field before it is defined\n" +	35805	"Cannot reference a field before it is defined\n" +
35816	"----------\n" +	35806	"----------\n" +
35817	"6. ERROR in Y.java (at line 7)\n" +	35807	"4. ERROR in Y.java (at line 7)\n" +
35818	" E e = e;\n" +	35808	" E e = e;\n" +
35819	" ^\n" +	35809	" ^\n" +
35820	"Cannot reference a field before it is defined\n" +	35810	"Cannot reference a field before it is defined\n" +
35821	"----------\n" +	35811	"----------\n" +
35822	"7. ERROR in Y.java (at line 8)\n" +	35812	"5. ERROR in Y.java (at line 8)\n" +
35823	" E[] es = es;\n" +	35813	" E[] es = es;\n" +
35824	" ^^\n" +	35814	" ^^\n" +
35825	"Cannot reference a field before it is defined\n" +	35815	"Cannot reference a field before it is defined\n" +
35826	"----------\n" +	35816	"----------\n" +
35827	"8. ERROR in Y.java (at line 9)\n" +	35817	"6. ERROR in Y.java (at line 9)\n" +
35828	" E e2 = e2.e;\n" +	35818	" E e2 = e2.e;\n" +
35829	" ^^^^\n" +	35819	" ^^^^\n" +
35830	"Cannot reference a field before it is defined\n" +	35820	"Cannot reference a field before it is defined\n" +
35831	"----------\n" +	35821	"----------\n" +
35832	"9. ERROR in Y.java (at line 9)\n" +	35822	"7. ERROR in Y.java (at line 9)\n" +
35833	" E e2 = e2.e;\n" +	35823	" E e2 = e2.e;\n" +
35834	" ^^^^\n" +	35824	" ^^^^\n" +
35835	"e2.e cannot be resolved or is not a field\n" +	35825	"e2.e cannot be resolved or is not a field\n" +
Lines 35948-35964 Link Here
35948	" ^\n" +	35938	" ^\n" +
35949	"The field T.t is hiding another local variable defined in an enclosing type scope\n" +	35939	"The field T.t is hiding another local variable defined in an enclosing type scope\n" +
35950	"----------\n" +	35940	"----------\n" +
35951	"3. WARNING in X.java (at line 5)\n" +	35941	"3. ERROR in X.java (at line 5)\n" +
35952	" T t = t;\n" +
35953	" ^^^^^\n" +
35954	"The assignment to variable t has no effect\n" +
35955	"----------\n" +
35956	"4. ERROR in X.java (at line 5)\n" +
35957	" T t = t;\n" +	35942	" T t = t;\n" +
35958	" ^\n" +	35943	" ^\n" +
35959	"Cannot reference a field before it is defined\n" +	35944	"Cannot reference a field before it is defined\n" +
35960	"----------\n" +	35945	"----------\n" +
35961	"5. WARNING in X.java (at line 7)\n" +	35946	"4. WARNING in X.java (at line 7)\n" +
35962	" class U {\n" +	35947	" class U {\n" +
35963	" ^\n" +	35948	" ^\n" +
35964	"The type U is hiding the type X.U\n" +	35949	"The type U is hiding the type X.U\n" +

Lines 52-58 Link Here

(-)compiler/org/eclipse/jdt/internal/compiler/ast/ASTNode.java (-1 / +2 lines)
52	public final static int Bit27 = 0x4000000; // parenthesis count (expression)	52	public final static int Bit27 = 0x4000000; // parenthesis count (expression)
53	public final static int Bit28 = 0x8000000; // parenthesis count (expression)	53	public final static int Bit28 = 0x8000000; // parenthesis count (expression)
54	public final static int Bit29 = 0x10000000; // parenthesis count (expression)	54	public final static int Bit29 = 0x10000000; // parenthesis count (expression)
55	public final static int Bit30 = 0x20000000; // elseif (if statement) \| try block exit (try statement) \| fall-through (case statement)	55	public final static int Bit30 = 0x20000000; // elseif (if statement) \| try block exit (try statement) \| fall-through (case statement) \| ignore no effect assign (expression ref)
56	public final static int Bit31 = 0x40000000; // local declaration reachable (local decl) \| ignore raw type check (type ref) \| discard entire assignment (assignment)	56	public final static int Bit31 = 0x40000000; // local declaration reachable (local decl) \| ignore raw type check (type ref) \| discard entire assignment (assignment)
57	public final static int Bit32 = 0x80000000; // reachable (statement)	57	public final static int Bit32 = 0x80000000; // reachable (statement)
58		58
Lines 145-150 Link Here
145	// for expression	145	// for expression
146	public static final int ParenthesizedSHIFT = 21; // Bit22 -> Bit29	146	public static final int ParenthesizedSHIFT = 21; // Bit22 -> Bit29
147	public static final int ParenthesizedMASK = Bit22\|Bit23\|Bit24\|Bit25\|Bit26\|Bit27\|Bit28\|Bit29; // 8 bits for parenthesis count value (max. 255)	147	public static final int ParenthesizedMASK = Bit22\|Bit23\|Bit24\|Bit25\|Bit26\|Bit27\|Bit28\|Bit29; // 8 bits for parenthesis count value (max. 255)
		148	public static final int IgnoreNoEffectAssignCheck = Bit30;
148		149
149	// for references on lhs of assignment	150	// for references on lhs of assignment
150	public static final int IsStrictlyAssigned = Bit14; // set only for true assignments, as opposed to compound ones	151	public static final int IsStrictlyAssigned = Bit14; // set only for true assignments, as opposed to compound ones

Lines 202-207 Link Here

(-)compiler/org/eclipse/jdt/internal/compiler/ast/SingleNameReference.java (+1 lines)
202	&& fieldBinding.id >= methodScope.lastVisibleFieldID	202	&& fieldBinding.id >= methodScope.lastVisibleFieldID
203	&& (!fieldBinding.isStatic() \|\| methodScope.isStatic)) {	203	&& (!fieldBinding.isStatic() \|\| methodScope.isStatic)) {
204	scope.problemReporter().forwardReference(this, 0, methodScope.enclosingSourceType());	204	scope.problemReporter().forwardReference(this, 0, methodScope.enclosingSourceType());
		205	this.bits \|= ASTNode.IgnoreNoEffectAssignCheck;
205	}	206	}
206	return fieldBinding.type;	207	return fieldBinding.type;
207		208

Lines 99-104 Link Here

(-)compiler/org/eclipse/jdt/internal/compiler/ast/Assignment.java (+3 lines)
99	}	99	}
100		100
101	public static Binding getDirectBinding(Expression someExpression) {	101	public static Binding getDirectBinding(Expression someExpression) {
		102	if ((someExpression.bits & ASTNode.IgnoreNoEffectAssignCheck) != 0) {
		103	return null;
		104	}
102	if (someExpression instanceof SingleNameReference) {	105	if (someExpression instanceof SingleNameReference) {
103	return ((SingleNameReference)someExpression).binding;	106	return ((SingleNameReference)someExpression).binding;
104	} else if (someExpression instanceof FieldReference) {	107	} else if (someExpression instanceof FieldReference) {

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