[Bug gas/26041] New: Source and destination overlap in strcat

[hjl.tools at gmail dot com]

https://sourceware.org/bugzilla/show_bug.cgi?id=26041

            Bug ID: 26041
           Summary: Source and destination overlap in strcat
           Product: binutils
           Version: 2.35 (HEAD)
            Status: NEW
          Severity: normal
          Priority: P2
         Component: gas
          Assignee: unassigned at sourceware dot org
          Reporter: hjl.tools at gmail dot com
  Target Milestone: ---
             Build: cr16

[hjl@gnu-tools-1 testsuite]$ valgrind ../as-new -o tmpdir/cinv_test.o
/export/gnu/import/git/sources/binutils-gdb/gas/testsuite/gas/cr16/cinv_test.s
==299659== Memcheck, a memory error detector
==299659== Copyright (C) 2002-2017, and GNU GPL'd, by Julian Seward et al.
==299659== Using Valgrind-3.15.0 and LibVEX; rerun with -h for copyright info
==299659== Command: ../as-new -o tmpdir/cinv_test.o
/export/gnu/import/git/sources/binutils-gdb/gas/testsuite/gas/cr16/cinv_test.s
==299659== 
==299659== Source and destination overlap in strcat(0x4be5414, 0x4be5419)
==299659==    at 0x483D920: strcat (vg_replace_strmem.c:310)
==299659==    by 0x42E907: md_assemble (tc-cr16.c:2564)
==299659==    by 0x41F9AF: read_a_source_file (read.c:1180)
==299659==    by 0x4052FE: perform_an_assembly_pass (as.c:1252)
==299659==    by 0x4052FE: main (as.c:1416)
==299659== 
==299659== 
==299659== HEAP SUMMARY:
==299659==     in use at exit: 4,794,465 bytes in 48 blocks
==299659==   total heap usage: 145 allocs, 97 frees, 5,538,115 bytes allocated
==299659== 
==299659== LEAK SUMMARY:
==299659==    definitely lost: 443 bytes in 8 blocks
==299659==    indirectly lost: 0 bytes in 0 blocks
==299659==      possibly lost: 0 bytes in 0 blocks
==299659==    still reachable: 4,794,022 bytes in 40 blocks
==299659==         suppressed: 0 bytes in 0 blocks
==299659== Rerun with --leak-check=full to see details of leaked memory
==299659== 
==299659== For lists of detected and suppressed errors, rerun with: -s
==299659== ERROR SUMMARY: 6 errors from 1 contexts (suppressed: 0 from 0)
[hjl@gnu-tools-1 testsuite]$

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