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Code Issues Wiki Activity

Fix for 179383, infinite loop in scanner.

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This commit is contained in:
Markus Schorn 2007-03-28 11:22:20 +00:00
parent bb895064cf
commit 4a8670a767
4 changed files with 29 additions and 11 deletions
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23
core/org.eclipse.cdt.core.tests/parser/org/eclipse/cdt/core/parser/tests/ast2/AST2Tests.java
View file

@ -143,7 +143,7 @@ public class AST2Tests extends AST2BaseTest {
buffer.append( "int (*zzz2) (char); \n" ); //$NON-NLS-1$
buffer.append( "int ((*zzz3)) (char); \n" ); //$NON-NLS-1$
buffer.append( "int (*(zzz4)) (char); \n" ); //$NON-NLS-1$
IASTTranslationUnit tu = parse( buffer.toString(), ParserLanguage.C ); //$NON-NLS-1$
IASTTranslationUnit tu = parse( buffer.toString(), ParserLanguage.C );
CNameCollector col = new CNameCollector();
tu.accept(col);
assertNoProblemBindings( col );
@ -151,7 +151,7 @@ public class AST2Tests extends AST2BaseTest {
protected IASTTranslationUnit parseAndCheckBindings( String code ) throws Exception
{
IASTTranslationUnit tu = parse( code, ParserLanguage.C ); //$NON-NLS-1$
IASTTranslationUnit tu = parse( code, ParserLanguage.C );
CNameCollector col = new CNameCollector();
tu.accept(col);
assertNoProblemBindings( col );
@ -1983,7 +1983,7 @@ public class AST2Tests extends AST2BaseTest {
}
public void testMoregetDeclarationsInAST1() throws Exception {
StringBuffer buffer = new StringBuffer(); //$NON-NLS-1$
StringBuffer buffer = new StringBuffer();
buffer.append("struct S {\n"); //$NON-NLS-1$
buffer.append(" int a;\n"); //$NON-NLS-1$
buffer.append(" int b;\n"); //$NON-NLS-1$
@ -2025,7 +2025,7 @@ public class AST2Tests extends AST2BaseTest {
}
public void testMoregetDeclarationsInAST2() throws Exception {
StringBuffer buffer = new StringBuffer(); //$NON-NLS-1$
StringBuffer buffer = new StringBuffer();
buffer.append(" struct S { \n"); //$NON-NLS-1$
buffer.append(" int a; \n"); //$NON-NLS-1$
buffer.append(" int b; \n"); //$NON-NLS-1$
@ -2061,7 +2061,7 @@ public class AST2Tests extends AST2BaseTest {
}
public void testMoregetDeclarationsInAST3() throws Exception {
StringBuffer buffer = new StringBuffer(); //$NON-NLS-1$
StringBuffer buffer = new StringBuffer();
buffer.append(" typedef struct S { \n"); //$NON-NLS-1$
buffer.append(" int a; \n"); //$NON-NLS-1$
buffer.append(" int b; \n"); //$NON-NLS-1$
@ -2154,7 +2154,7 @@ public class AST2Tests extends AST2BaseTest {
StringBuffer buffer = new StringBuffer("int f() {}\n"); //$NON-NLS-1$
buffer.append("int *f2() {}\n"); //$NON-NLS-1$
buffer.append("int (* f3())() {}\n"); //$NON-NLS-1$
IASTTranslationUnit tu = parse(buffer.toString(), ParserLanguage.C); //$NON-NLS-1$
IASTTranslationUnit tu = parse(buffer.toString(), ParserLanguage.C);
IASTFunctionDefinition def1 = (IASTFunctionDefinition) tu
.getDeclarations()[0];
@ -2525,7 +2525,7 @@ public class AST2Tests extends AST2BaseTest {
}
public void testBug80978() throws Exception {
StringBuffer buffer = new StringBuffer(); //$NON-NLS-1$
StringBuffer buffer = new StringBuffer();
buffer.append("int y ( int [ const *] );"); //$NON-NLS-1$
ICASTArrayModifier mod = (ICASTArrayModifier) ((IASTArrayDeclarator) ((IASTStandardFunctionDeclarator) ((IASTSimpleDeclaration) parse(
buffer.toString(), ParserLanguage.C).getDeclarations()[0])
@ -3517,4 +3517,13 @@ public class AST2Tests extends AST2BaseTest {
binding= params[0].getDeclarator().getName().resolveBinding();
assertEquals(7, tu.getReferences(binding).length);
}
// #define MAC(x) x
// void func() {
// MAC(");
// }
public void testBug179383() throws ParserException, IOException {
StringBuffer sb= getContents(1)[0];
parse(sb.toString(), ParserLanguage.C, false, false);
}
}

6
core/org.eclipse.cdt.core/parser/org/eclipse/cdt/core/parser/AbstractParserLogService.java
View file

@ -1,5 +1,5 @@
/*******************************************************************************
* Copyright (c) 2006 Wind River Systems, Inc. and others.
* Copyright (c) 2006, 2007 Wind River Systems, Inc. and others.
* All rights reserved. This program and the accompanying materials
* are made available under the terms of the Eclipse Public License v1.0
* which accompanies this distribution, and is available at
@ -23,12 +23,12 @@ public abstract class AbstractParserLogService implements IParserLogService {
return false;
}
boolean traceExceptions() {
public boolean isTracingExceptions() {
return false;
}
public void traceException(Throwable th) {
if (traceExceptions()) {
if (isTracingExceptions()) {
th.printStackTrace();
}
}

5
core/org.eclipse.cdt.core/parser/org/eclipse/cdt/internal/core/parser/scanner2/BaseScanner.java
View file

@ -3165,6 +3165,11 @@ abstract class BaseScanner implements IScanner {
} else
argend = skipOverMacroArg();
// correct argend when reaching limit, (bug 179383)
if (argend==limit) {
argend--;
}
char[] arg = EMPTY_CHAR_ARRAY;
int arglen = argend - argstart + 1;
if (arglen > 0) {

6
core/org.eclipse.cdt.core/src/org/eclipse/cdt/internal/core/parser/ParserLogService.java
View file

@ -1,5 +1,5 @@
/*******************************************************************************
* Copyright (c) 2002, 2006 IBM Corporation and others.
* Copyright (c) 2002, 2007 IBM Corporation and others.
* All rights reserved. This program and the accompanying materials
* are made available under the terms of the Eclipse Public License v1.0
* which accompanies this distribution, and is available at
@ -64,4 +64,8 @@ public class ParserLogService extends AbstractParserLogService
return ( CCorePlugin.getDefault().isDebugging() && Util.isActive( topic ) );
}
public boolean isTracingExceptions() {
return fIsTracingExceptions;
}
}