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fix leaked token text #70

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@sorokin sorokin commented Mar 5, 2023

When running with -fsanitize=leak enabled nasm prints this error:

Direct leak of 3795 byte(s) in 5 object(s) allocated from:
    #0 0x7f1ff9313867 in __interceptor_malloc ../../../../src/libsanitizer/asan/asan_malloc_linux.cpp:145
    #1 0x56000dc80bc4 in nasm_malloc nasmlib/alloc.c:55
    #2 0x56000dcd526b in new_Token asm/preproc.c:1879
    #3 0x56000dcd4667 in tokenize asm/preproc.c:1748
    #4 0x56000dd0809f in pp_tokline asm/preproc.c:7718
    #5 0x56000dd09715 in pp_getline asm/preproc.c:7834
    #6 0x56000dc7c63c in assemble_file asm/nasm.c:1722
    #7 0x56000dc754e4 in main asm/nasm.c:719
    #8 0x7f1ff8a2bd8f in __libc_start_call_main ../sysdeps/nptl/libc_start_call_main.h:58
    #9 0x7f1ff8a2be3f in __libc_start_main_impl ../csu/libc-start.c:392
    #10 0x56000dc70e04 in _start (/home/ivan/d/nasm/nasm+0x2e2e04)

This error was reproducible on testnos3.asm test.

When running with -fsanitize=leak enabled nasm prints this error:

Direct leak of 3795 byte(s) in 5 object(s) allocated from:
    #0 0x7f1ff9313867 in __interceptor_malloc ../../../../src/libsanitizer/asan/asan_malloc_linux.cpp:145
    netwide-assembler#1 0x56000dc80bc4 in nasm_malloc nasmlib/alloc.c:55
    netwide-assembler#2 0x56000dcd526b in new_Token asm/preproc.c:1879
    netwide-assembler#3 0x56000dcd4667 in tokenize asm/preproc.c:1748
    netwide-assembler#4 0x56000dd0809f in pp_tokline asm/preproc.c:7718
    netwide-assembler#5 0x56000dd09715 in pp_getline asm/preproc.c:7834
    netwide-assembler#6 0x56000dc7c63c in assemble_file asm/nasm.c:1722
    netwide-assembler#7 0x56000dc754e4 in main asm/nasm.c:719
    netwide-assembler#8 0x7f1ff8a2bd8f in __libc_start_call_main ../sysdeps/nptl/libc_start_call_main.h:58
    netwide-assembler#9 0x7f1ff8a2be3f in __libc_start_main_impl ../csu/libc-start.c:392
    netwide-assembler#10 0x56000dc70e04 in _start (/home/ivan/d/nasm/nasm+0x2e2e04)

This error was reproducible on testnos3.asm test.

Signed-off-by: Ivan Sorokin <[email protected]>
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