[STDCXX-582] purify reports memory leak in _rw_bufcat from 0.printf test

• Type: Improvement
• Status: Closed
• Priority: Trivial
• Resolution: Fixed
• Affects Version/s: 4.2.0
• Fix Version/s: 4.2.1
• Component/s: Tests
• Patch Info: Patch Available
• Severity: Incorrect Behavior
• Assignee: Travis Vitek
• Reporter: Travis Vitek
• Created: 09/Oct/07 22:24
• Updated: 12/Nov/07 14:43
• Resolved: 12/Nov/07 14:43

Description

The function test_errno() doesn't deallocate memory allocated inside rw_sprintfa().

MLK: 11618 bytes leaked in 256 blocks

• This memory was allocated from:
  malloc [rtlib.o]
  _rw_bufcat(Buffer&, char const*, unsigned) [printf.cpp:475]
  _rw_fmtstr(FmtSpec const&, Buffer&, char const*, unsigned) [printf.cpp:2399]
  _rw_fmterrno(FmtSpec const&, Buffer&, int) [fmt_bits.cpp:1006]
  _rw_vasnprintf_c99(FmtSpec*, unsigned, Buffer&, VarArgs*) [printf.cpp:612]
  _rw_pvasnprintf(Buffer&, char const*, VarArgs*) [printf.cpp:901]
• Block of 104 bytes at 0x8162138
• Block of 100 bytes at 0x8161fe0
• Block of 96 bytes at 0x8162de0
• Block of 92 bytes at 0x81621f0
• Block of 86 bytes at 0x8162800
• Block of 84 bytes at 0x8162c98
• Block of 82 bytes at 0x8161e00
  [snipped]