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diff --git a/gcc-4.2.1-5666.3/gcc/doc/bugreport.texi b/gcc-4.2.1-5666.3/gcc/doc/bugreport.texi deleted file mode 100644 index 9e10af910..000000000 --- a/gcc-4.2.1-5666.3/gcc/doc/bugreport.texi +++ /dev/null @@ -1,94 +0,0 @@ -@c Copyright (C) 1988, 1989, 1992, 1993, 1994, 1995, 1996, 1997, 1998, -@c 1999, 2000, 2001, 2003, 2004 Free Software Foundation, Inc. -@c This is part of the GCC manual. -@c For copying conditions, see the file gcc.texi. - -@node Bugs -@chapter Reporting Bugs -@cindex bugs -@cindex reporting bugs - -Your bug reports play an essential role in making GCC reliable. - -When you encounter a problem, the first thing to do is to see if it is -already known. @xref{Trouble}. If it isn't known, then you should -report the problem. - -@menu -* Criteria: Bug Criteria. Have you really found a bug? -* Reporting: Bug Reporting. How to report a bug effectively. -* Known: Trouble. Known problems. -* Help: Service. Where to ask for help. -@end menu - -@node Bug Criteria,Bug Reporting,,Bugs -@section Have You Found a Bug? -@cindex bug criteria - -If you are not sure whether you have found a bug, here are some guidelines: - -@itemize @bullet -@cindex fatal signal -@cindex core dump -@item -If the compiler gets a fatal signal, for any input whatever, that is a -compiler bug. Reliable compilers never crash. - -@cindex invalid assembly code -@cindex assembly code, invalid -@item -If the compiler produces invalid assembly code, for any input whatever -(except an @code{asm} statement), that is a compiler bug, unless the -compiler reports errors (not just warnings) which would ordinarily -prevent the assembler from being run. - -@cindex undefined behavior -@cindex undefined function value -@cindex increment operators -@item -If the compiler produces valid assembly code that does not correctly -execute the input source code, that is a compiler bug. - -However, you must double-check to make sure, because you may have a -program whose behavior is undefined, which happened by chance to give -the desired results with another C or C++ compiler. - -For example, in many nonoptimizing compilers, you can write @samp{x;} -at the end of a function instead of @samp{return x;}, with the same -results. But the value of the function is undefined if @code{return} -is omitted; it is not a bug when GCC produces different results. - -Problems often result from expressions with two increment operators, -as in @code{f (*p++, *p++)}. Your previous compiler might have -interpreted that expression the way you intended; GCC might -interpret it another way. Neither compiler is wrong. The bug is -in your code. - -After you have localized the error to a single source line, it should -be easy to check for these things. If your program is correct and -well defined, you have found a compiler bug. - -@item -If the compiler produces an error message for valid input, that is a -compiler bug. - -@cindex invalid input -@item -If the compiler does not produce an error message for invalid input, -that is a compiler bug. However, you should note that your idea of -``invalid input'' might be someone else's idea of ``an extension'' or -``support for traditional practice''. - -@item -If you are an experienced user of one of the languages GCC supports, your -suggestions for improvement of GCC are welcome in any case. -@end itemize - -@node Bug Reporting,,Bug Criteria,Bugs -@section How and where to Report Bugs -@cindex compiler bugs, reporting - -Bugs should be reported to the GCC bug database. Please refer to -@uref{http://gcc.gnu.org/bugs.html} for up-to-date instructions how to -submit bug reports. Copies of this file in HTML (@file{bugs.html}) and -plain text (@file{BUGS}) are also part of GCC releases. |