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Patch for Devin Steffler

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Fixed 79471 - [Parser] Syntax Errors: Problems with handling float value in the preprocessor statements
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John Camelon 2004-11-30 18:21:37 +00:00
parent 3dd222fb35
commit 1e56204749
2 changed files with 19 additions and 1 deletions
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18
core/org.eclipse.cdt.core.tests/parser/org/eclipse/cdt/core/parser/tests/CompleteParseASTTest.java
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@ -2480,5 +2480,23 @@ public class CompleteParseASTTest extends CompleteParseBaseTest
IASTVariable pBase = (IASTVariable)i.next();
assertEquals(pBase.getStartingLine(), 19);
}
public void testBug79471() throws Exception {
Writer writer = new StringWriter();
writer.write("void testFloatAccess(float * fp) {\n"); //$NON-NLS-1$
writer.write("#define VAL 2.0f\n"); //$NON-NLS-1$
writer.write("if(*fp > VAL) { /* Syntax error is here */\n}\n}\n"); //$NON-NLS-1$
parse(writer.toString());
writer = new StringWriter();
writer.write("void testFloatAccess(float * fp) {\n"); //$NON-NLS-1$
writer.write("#define VAL 2.0l\n"); //$NON-NLS-1$
writer.write("if(*fp > VAL) { /* Syntax error is here */\n}\n}\n"); //$NON-NLS-1$
parse(writer.toString());
writer = new StringWriter();
writer.write("void testFloatAccess(float * fp) {\n"); //$NON-NLS-1$
writer.write("#define VAL 2.0f\n"); //$NON-NLS-1$
writer.write("if(VAL > VAL) { /* Syntax error is here */\n}\n}\n"); //$NON-NLS-1$
parse(writer.toString());
}
}

2
core/org.eclipse.cdt.core/parser/org/eclipse/cdt/internal/core/parser/scanner2/Scanner2.java
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@ -1328,7 +1328,7 @@ public class Scanner2 implements IScanner, IScannerData {
// must be float suffix
++bufferPos[bufferStackPos];
if (buffer[bufferPos[bufferStackPos]] == 'i')
if (bufferPos[bufferStackPos] < buffer.length && buffer[bufferPos[bufferStackPos]] == 'i')
continue; // handle GCC extension 5.10 Complex Numbers
break; // fix for 77281 (used to be continue)