[Mono-bugs] [Bug 591896] New: gmcs gives different diagnostics when a parsing error occurs inside a custom attribute

[bugzilla_noreply at novell.com]

http://bugzilla.novell.com/show_bug.cgi?id=591896

http://bugzilla.novell.com/show_bug.cgi?id=591896#c0


           Summary: gmcs gives different diagnostics when a parsing error
                    occurs inside a custom attribute
    Classification: Mono
           Product: Mono: Compilers
           Version: SVN
          Platform: Other
        OS/Version: Other
            Status: NEW
          Severity: Enhancement
          Priority: P5 - None
         Component: C#
        AssignedTo: mono-bugs at lists.ximian.com
        ReportedBy: mhabersack at novell.com
         QAContact: mono-bugs at lists.ximian.com
          Found By: ---
           Blocker: ---


Created an attachment (id=351165)
 --> (http://bugzilla.novell.com/attachment.cgi?id=351165)
test.cs

The attached test case produces the following output when compiled with gmcs
and csc. The .NET reporting seems to be more accurate:

Mono:
----------------------
gmcs t.cs 
t.cs(6,42): warning CS0658: `identifier' is invalid attribute target. All
attributes in this attribute section will be ignored
t.cs(18,1): error CS8025: Parsing error
Compilation failed: 1 error(s), 1 warnings
----------------------

NET:
----------------------
C:\temp>csc t.cs
Microsoft (R) Visual C# 2008 Compiler version 3.5.30729.4926
for Microsoft (R) .NET Framework version 3.5
Copyright (C) Microsoft Corporation. All rights reserved.

t.cs(6,35): error CS1026: ) expected
t.cs(6,36): error CS1519: Invalid token ')' in class, struct, or interface
        member declaration
t.cs(7,21): error CS1519: Invalid token '{' in class, struct, or interface
        member declaration
t.cs(8,6): error CS1519: Invalid token ';' in class, struct, or interface membe
        declaration
t.cs(8,11): error CS1519: Invalid token ';' in class, struct, or interface
        member declaration
t.cs(11,9): error CS1518: Expected class, delegate, enum, interface, or struct
t.cs(15,9): error CS1518: Expected class, delegate, enum, interface, or struct
t.cs(15,27): error CS1001: Identifier expected
t.cs(15,29): error CS1518: Expected class, delegate, enum, interface, or struct
t.cs(18,1): error CS1022: Type or namespace definition, or end-of-file expected
----------------------

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