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Code Issues Wiki Activity

Bug 484824 - Disallow initializers in type-ids in C code

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This was already disalowed in C++ code previously.

Change-Id: I17f0b19253394896a980e2bbeb610bbbf266d012
Signed-off-by: Nathan Ridge <zeratul976@hotmail.com>
This commit is contained in:
Nathan Ridge 2015-12-29 20:39:48 -05:00 • committed by Gerrit Code Review @ Eclipse.org
parent f69b77089b
commit fe5aea4644
2 changed files with 13 additions and 1 deletions
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12
core/org.eclipse.cdt.core.tests/parser/org/eclipse/cdt/core/parser/tests/ast2/AST2Tests.java
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@ -7569,4 +7569,16 @@ public class AST2Tests extends AST2TestBase {
public void testAlignas_451082() throws Exception { public void testAlignas_451082() throws Exception {
parseAndCheckBindings(getAboveComment(), C); parseAndCheckBindings(getAboveComment(), C);
} }
// void foo(int waldo) {
// (waldo = 5) && waldo;
// }
public void testTypeIdWithEqualsInitializer_484824() throws Exception {
// Test that 'waldo = 5' is not parsed as a type-id, causing
// the entire expression to be parsed as a cast-expression.
// See also bug 471174, which is about the broader problem of
// binary && expressions with a parenthesized left operand
// being incorrectly parsed as cast-expressions.
parseAndCheckBindings(getAboveComment(), C);
}
} }

2
core/org.eclipse.cdt.core/parser/org/eclipse/cdt/internal/core/dom/parser/c/GNUCSourceParser.java
View file

@ -144,7 +144,7 @@ public class GNUCSourceParser extends AbstractGNUSourceCodeParser {
@Override @Override
protected IASTInitializer optionalInitializer(IASTDeclarator dtor, DeclarationOptions options) throws EndOfFileException, BacktrackException { protected IASTInitializer optionalInitializer(IASTDeclarator dtor, DeclarationOptions options) throws EndOfFileException, BacktrackException {
if (LTcatchEOF(1) == IToken.tASSIGN) { if (options.fAllowInitializer && LTcatchEOF(1) == IToken.tASSIGN) {
final int offset= consume().getOffset(); final int offset= consume().getOffset();
IASTInitializerClause initClause = initClause(); IASTInitializerClause initClause = initClause();
IASTEqualsInitializer result= getNodeFactory().newEqualsInitializer(initClause); IASTEqualsInitializer result= getNodeFactory().newEqualsInitializer(initClause);