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Date: Thu, 15 Mar 2007 03:30:00 -0000
Subject: [Bug preprocessor/31182]  New: preprocessor doubles up digits in token pasting
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From: "dsb at boyski dot com" <gcc-bugzilla@gcc.gnu.org>
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Very simple test case:

% cat /tmp/ff.s
#define Concat(a,b)     a##b
Concat(foo,2.2)

% cpp -P /tmp/ff.s
foo22.2

Notice that what should be "2.2" becomes "22.2". Also note that this occurs
while preprocessing assembler (-x assembler-with-cpp) code.


-- 
           Summary: preprocessor doubles up digits in token pasting
           Product: gcc
           Version: 4.1.2
            Status: UNCONFIRMED
          Severity: normal
          Priority: P3
         Component: preprocessor
        AssignedTo: unassigned at gcc dot gnu dot org
        ReportedBy: dsb at boyski dot com
 GCC build triplet: i386-pc-solaris2.10
  GCC host triplet: i386-pc-solaris2.10
GCC target triplet: i386-pc-solaris2.10


http://gcc.gnu.org/bugzilla/show_bug.cgi?id=31182