<div dir="ltr">Sorry for the delayed response,<div><br></div><div>

<span style="font-size:12.8px;background-color:rgb(255,255,255);text-decoration-style:initial;text-decoration-color:initial;float:none;display:inline">@Mathieu,</span><br></div><div><span style="font-size:12.8px;background-color:rgb(255,255,255);text-decoration-style:initial;text-decoration-color:initial;float:none;display:inline">    I have attached the build log. 

<span style="font-size:small;text-decoration-style:initial;text-decoration-color:initial;float:none;display:inline">The Project I am working is Yocto Project based build system. My App uses the shared object "libhw.so". So, it built first. As I said before,below are the flag I added </span></span></div><blockquote style="margin:0px 0px 0px 40px;border:none;padding:0px"><div><span style="font-size:12.8px;background-color:rgb(255,255,255);text-decoration-style:initial;text-decoration-color:initial;float:none;display:inline"><span style="font-size:small;text-decoration-style:initial;text-decoration-color:initial;float:none;display:inline"><div style="font-size:12.8px;background-color:rgb(255,255,255);text-decoration-style:initial;text-decoration-color:initial">AM_CFLAGS += -g -O0 -finstrument-functions</div></span></span></div><div><span style="font-size:12.8px;background-color:rgb(255,255,255);text-decoration-style:initial;text-decoration-color:initial;float:none;display:inline"><span style="font-size:small;text-decoration-style:initial;text-decoration-color:initial;float:none;display:inline"><div style="font-size:12.8px;background-color:rgb(255,255,255);text-decoration-style:initial;text-decoration-color:initial">AM_CXXFLAGS += -g -O0 -finstrument-functions</div></span></span></div></blockquote><div style="font-size:12.8px"><span style="font-size:12.8px"><br></span></div><span style="font-size:12.8px">  From the log I found that "</span><span style="font-size:12.8px;background-color:rgb(255,255,255);text-decoration-style:initial;text-decoration-color:initial;float:none;display:inline">-finstrument-functions</span><span style="font-size:12.8px">" flag included in compiling all the source files, '</span>

<span style="font-size:small;background-color:rgb(255,255,255);text-decoration-style:initial;text-decoration-color:initial;float:none;display:inline"><a href="http://libhw.la">libhw.la</a>'</span><span style="font-size:12.8px">  file and  'my_test_app' binary, but not included for compiling </span>

<span style="font-size:12.8px;background-color:rgb(255,255,255);text-decoration-style:initial;text-decoration-color:initial;float:none;display:inline">'</span><span style="text-decoration-style:initial;text-decoration-color:initial;background-color:rgb(255,255,255);float:none;display:inline">libhw.so'. I am not sure why? My question is, as you see my shared object and binary includes following so's "libtinyalsa.so libexpat.so libbinder.so libutils.so libhwwrapper.so libhardware.so libcutils.so liblog.so". Are all these need to be compiled with finstrument flag. In that case, it will increase my workload, since some of them are custom build and some from the libs and each of them might have their own dependents.</span><div><br></div><div><div><br></div><div>@gen,</div><div>    objdump doesn't support arm architecture. So, I used "arm-linux-gnueabi-objdump" tool. I could see cyg information to all my object files but I could not see for "<span style="background-color:rgb(255,255,0)">libhw.so</span>" and "<span style="background-color:rgb(255,255,0)">my_test_app</span>" files. </div><div>    cyg information of one of my source file,</div></div><blockquote style="margin:0 0 0 40px;border:none;padding:0px"><blockquote style="margin:0 0 0 40px;border:none;padding:0px"><div><div><div>$ arm-linux-gnueabi-objdump -d libhw_la-hw_api.o | grep cyg</div></div></div></blockquote><blockquote style="margin:0 0 0 40px;border:none;padding:0px"><div><div>      20:       ebfffffe        bl      0 <__cyg_profile_func_enter></div></div></blockquote><blockquote style="margin:0 0 0 40px;border:none;padding:0px"><div><div>      30:       eafffffe        b       0 <__cyg_profile_func_exit></div></div></blockquote><blockquote style="margin:0 0 0 40px;border:none;padding:0px"><div><div>      64:       ebfffffe        bl      0 <__cyg_profile_func_enter></div></div></blockquote><blockquote style="margin:0 0 0 40px;border:none;padding:0px"><div><div>      a4:       ebfffffe        bl      0 <__cyg_profile_func_exit></div></div></blockquote><blockquote style="margin:0 0 0 40px;border:none;padding:0px"><div><div>      .....................</div></div></blockquote><blockquote style="margin:0 0 0 40px;border:none;padding:0px"><div><div>      .....................</div></div></blockquote><blockquote style="margin:0 0 0 40px;border:none;padding:0px"><div><div>      2548:       ebfffffe        bl      0 <__cyg_profile_func_exit></div></div></blockquote><blockquote style="margin:0 0 0 40px;border:none;padding:0px"><div><div>      258c:       ebfffffe        bl      0 <__cyg_profile_func_enter></div></div></blockquote><blockquote style="margin:0 0 0 40px;border:none;padding:0px"><div><div>      25d0:       ebfffffe        bl      0 <__cyg_profile_func_exit></div></div></blockquote><blockquote style="margin:0 0 0 40px;border:none;padding:0px"><div><div>      25e8:       ebfffffe        bl      0 <__cyg_profile_func_exit></div></div></blockquote></blockquote><div><div><br></div><div><br></div><div>Please help me.</div><div><br></div><div>Thanks in Advance,</div><div>Paramesh</div><div><br></div><div><br></div><div><br></div><div><br></div><div class="gmail_extra"><br><div class="gmail_quote">On Mon, Jul 30, 2018 at 6:50 AM, Geneviève Bastien <span dir="ltr"><<a href="mailto:gbastien@versatic.net" target="_blank">gbastien@versatic.net</a>></span> wrote:<br><blockquote class="gmail_quote" style="margin:0px 0px 0px 0.8ex;border-left:1px solid rgb(204,204,204);padding-left:1ex">
  
    
  
  <div bgcolor="#FFFFFF">
    <p>Hi Paramesh,</p>
    <p><br>
    </p>
    <p>One way to know if your app is really compiled with
      -finstrument-functions is doing</p>
    <p><br>
    </p>
    <p>$ objdump -d my_test_app | grep cyg<br>
    </p>
    <br>
    You would typically see something like this: <br>
    <br>
    0000000000001250 <__cyg_profile_func_enter@plt><wbr>:<br>
        1250:    ff 25 fa 2d 20 00        jmpq   *0x202dfa(%rip)       
    # 204050 <a class="gmail-m_-789035653171103869m_5184037771414379857moz-txt-link-rfc2396E" href="mailto:__cyg_profile_func_enter@GLIBC_2.2.5" target="_blank"><__cyg_profile_func_enter@GLIB<wbr>C_2.2.5></a><br>
    0000000000001260 <__cyg_profile_func_exit@plt>:<br>
        1260:    ff 25 f2 2d 20 00        jmpq   *0x202df2(%rip)       
    # 204058 <a class="gmail-m_-789035653171103869m_5184037771414379857moz-txt-link-rfc2396E" href="mailto:__cyg_profile_func_exit@GLIBC_2.2.5" target="_blank"><__cyg_profile_func_exit@GLIBC<wbr>_2.2.5></a><br>
        14a8:    e8 a3 fd ff ff           callq  1250
    <__cyg_profile_func_enter@plt><br>
        16d8:    e8 83 fb ff ff           callq  1260
    <__cyg_profile_func_exit@plt><br>
        19c5:    e8 86 f8 ff ff           callq  1250
    <__cyg_profile_func_enter@plt><br>
        19e2:    e9 79 f8 ff ff           jmpq   1260
    <__cyg_profile_func_exit@plt><br>
        1a0d:    e8 3e f8 ff ff           callq  1250
    <__cyg_profile_func_enter@plt><br>
    <br>
    If you see nothing, as Mathieu said, you can check the individual
    make commands and see what flags are being used on the command line.<span class="gmail-m_-789035653171103869HOEnZb"><font color="#888888"><br>
    <br>
    Geneviève</font></span><div><div class="gmail-m_-789035653171103869h5"><br>
    <br>
    <br>
    <div class="gmail-m_-789035653171103869m_5184037771414379857moz-cite-prefix">On 2018-07-29 09:29 PM, paramesh p
      wrote:<br>
    </div>
    </div></div><blockquote type="cite"><div><div class="gmail-m_-789035653171103869h5">
      
      <div dir="ltr">
        <div>
          <div>
            <div>
              <div>
                <div>Hi,</div>
                <div>   I am trying to use Function Tracing for my
                  application running in 32-bit ARM Platform. I have
                  added below lines in my makefile for enabling Trace
                  Data for function tracing </div>
                <div><br>
                </div>
                <div>AM_CFLAGS += -g -O0 -finstrument-functions</div>
                <div>AM_CXXFLAGS += -g -O0 -finstrument-functions </div>
                <div><br>
                </div>
                <div>**(My App have both C && CPP files, So I
                  added CFLAGS & CXXFLAGS). </div>
                <div><br>
                </div>
                <div>I am running below commands,</div>
                <div><span style="white-space:pre-wrap">  </span>$lttng create
                  session1</div>
                <div><span style="white-space:pre-wrap">  </span>$lttng
                  enable-event -u -a --loglevel-only
                  TRACE_DEBUG_FUNCTION</div>
                <div><span style="white-space:pre-wrap">  </span>$lttng start</div>
                <div><span style="white-space:pre-wrap">  </span>$LD_PRELOAD=liblttng-ust-cyg-p<wbr>rofile.so.0.0.0
                  my_test_app </div>
                <div><span style="white-space:pre-wrap">  </span>$lttng start</div>
                <div><span style="white-space:pre-wrap">  </span>$babeltrace
                  /home/root/lttng-traces/sessio<wbr>n1</div>
                <div><br>
                </div>
                <div>Its showing nothing.</div>
                <div><br>
                </div>
                <div>I tried with below event-enable command also. There
                  is no data</div>
                <div><span style="white-space:pre-wrap">  </span>$lttng
                  enable-event -u -a --loglevel TRACE_DEBUG_FUNCTION </div>
                <div><br>
                </div>
                <div>But If I use the command, "lttng enable-event -u
                  -a"  for enabling the event, I am getting below output
                  from babeltrace,</div>
                <div><br>
                </div>
                <div>[22:25:30.812389281] (+?.?????????) ZZZ
                  ust_baddr_statedump:soinfo: { cpu_id = 1 }, { baddr =
                  0xAD1A9000, sopath =
                  "/usr/lib/liblttng-ust-cyg-pro<wbr>file.so.0.0.0", size =
                  10004, mtime = 1532324280 }</div>
                <div>[22:25:30.812496469] (+0.000107188) ZZZ
                  ust_baddr_statedump:soinfo: { cpu_id = 1 }, { baddr =
                  0x4DFF0000, sopath = "/usr/lib/xxx.so", size = 19540,
                  mtime = 1532369202 }</div>
                <div>[22:25:30.812604177] (+0.000107708) ZZZ
                  ust_baddr_statedump:soinfo: { cpu_id = 1 }, { baddr =
                  0x4E120000, sopath = "/usr/lib/libcutils.so.0.0.0",
                  size = 48624, mtime = 1532323462 }</div>
                <div>[22:25:30.812655219] (+0.000051042) ZZZ
                  ust_baddr_statedump:soinfo: { cpu_id = 1 }, { baddr =
                  0x4DC80000, sopath = "/lib/<a href="http://libpthread-2.22.so" target="_blank">libpthread-2.22.so</a>", size
                  = 94976, mtime = 1532322845 }</div>
                <div>[22:25:30.812701677] (+0.000046458) ZZZ
                  ust_baddr_statedump:soinfo: { cpu_id = 1 }, { baddr =
                  0x4DB20000, sopath = "/lib/<a href="http://libc-2.22.so" target="_blank">libc-2.22.so</a>",
                  size = 1304484, mtime = 1532322845 }</div>
                <div>[22:25:30.812757927] (+0.000056250) ZZZ
                  ust_baddr_statedump:soinfo: { cpu_id = 1 }, { baddr =
                  0xAD15B000, sopath = "/usr/lib/liblttng-ust.so.0.0.<wbr>0",
                  size = 315248, mtime = 1532324280 }</div>
                <div>[22:25:30.812814229] (+0.000056302) ZZZ
                  ust_baddr_statedump:soinfo: { cpu_id = 1 }, { baddr =
                  0xAD149000, sopath =
                  "/usr/lib/liblttng-ust-tracepo<wbr>int.so.0.0.0", size =
                  35624, mtime = 1532324280 }</div>
                <div>[22:25:30.812860635] (+0.000046406) ZZZ
                  ust_baddr_statedump:soinfo: { cpu_id = 1 }, { baddr =
                  0x4DEC0000, sopath = "/lib/<a href="http://librt-2.22.so" target="_blank">librt-2.22.so</a>",
                  size = 28380, mtime = 1532322845 }</div>
                <div>[22:25:30.812904438] (+0.000043803) ZZZ
                  ust_baddr_statedump:soinfo: { cpu_id = 1 }, { baddr =
                  0x4DCB0000, sopath = "/lib/<a href="http://libdl-2.22.so" target="_blank">libdl-2.22.so</a>",
                  size = 11236, mtime = 1532322845 }</div>
                <div>[22:25:30.812959125] (+0.000054687) ZZZ
                  ust_baddr_statedump:soinfo: { cpu_id = 1 }, { baddr =
                  0x4DE10000, sopath = "/usr/lib/liburcu-bp.so.2.0.0"<wbr>,
                  size = 29052, mtime = 1532323584 }</div>
                <div>[22:25:30.813013969] (+0.000054844) ZZZ
                  ust_baddr_statedump:soinfo: { cpu_id = 1 }, { baddr =
                  0x4DE00000, sopath = "/usr/lib/liburcu-cds.so.2.0.0<wbr>",
                  size = 26152, mtime = 1532323584 }</div>
                <div>[22:25:30.813485479] (+0.000471510) ZZZ
                  ust_baddr_statedump:soinfo: { cpu_id = 1 }, { baddr =
                  0x4DD60000, sopath =
                  "/usr/lib/liburcu-common.so.2.<wbr>0.0", size = 13084,
                  mtime = 1532323584 }</div>
                <div>[22:25:30.813600792] (+0.000115313) ZZZ
                  ust_baddr_statedump:soinfo: { cpu_id = 1 }, { baddr =
                  0x4DAE0000, sopath = "/lib/<a href="http://ld-2.22.so" target="_blank">ld-2.22.so</a>", size =
                  139632, mtime = 1532322845 }</div>
                <div>[22:25:30.813663656] (+0.000062864) ZZZ
                  ust_baddr_statedump:soinfo: { cpu_id = 1 }, { baddr =
                  0x4DFC0000, sopath = "/usr/lib/xxx.so.1.0.0", size =
                  19456, mtime = 1532323510 }</div>
                <div>[22:25:30.813720635] (+0.000056979) ZZZ
                  ust_baddr_statedump:soinfo: { cpu_id = 1 }, { baddr =
                  0x4E030000, sopath = "/usr/lib/xxx.so.1.6.0", size =
                  142164, mtime = 1532323441 }</div>
                <div>[22:25:30.813776990] (+0.000056355) ZZZ
                  ust_baddr_statedump:soinfo: { cpu_id = 1 }, { baddr =
                  0x4E060000, sopath = "/usr/lib/xxx.so.0.0.0", size =
                  265304, mtime = 1532324468 }</div>
                <div>[22:25:30.813843917] (+0.000066927) ZZZ
                  ust_baddr_statedump:soinfo: { cpu_id = 1 }, { baddr =
                  0x4DEA0000, sopath = "/usr/lib/xxx.so.0.0.0", size =
                  84016, mtime = 1532324363 }</div>
                <div>[22:25:30.813884385] (+0.000040468) ZZZ
                  ust_baddr_statedump:soinfo: { cpu_id = 1 }, { baddr =
                  0x4DFE0000, sopath = "/usr/lib/xxx.so", size = 34204,
                  mtime = 1532324426 }</div>
                <div>[22:25:30.813940479] (+0.000056094) ZZZ
                  ust_baddr_statedump:soinfo: { cpu_id = 1 }, { baddr =
                  0x4DFD0000, sopath = "/usr/lib/xxx.so", size = 7388,
                  mtime = 1532324388 }</div>
                <div>[22:25:30.813993604] (+0.000053125) ZZZ
                  ust_baddr_statedump:soinfo: { cpu_id = 1 }, { baddr =
                  0x4E000000, sopath = "/usr/lib/xxx.so", size = 33152,
                  mtime = 1532323414 }</div>
                <div>[22:25:30.814049333] (+0.000055729) ZZZ
                  ust_baddr_statedump:soinfo: { cpu_id = 1 }, { baddr =
                  0x4DEE0000, sopath = "/usr/lib/libstdc++.so.6.0.20"<wbr>,
                  size = 869236, mtime = 1532323320 }</div>
                <div>[22:25:30.814094177] (+0.000044844) ZZZ
                  ust_baddr_statedump:soinfo: { cpu_id = 1 }, { baddr =
                  0x4DCD0000, sopath = "/lib/<a href="http://libm-2.22.so" target="_blank">libm-2.22.so</a>",
                  size = 441372, mtime = 1532322845 }</div>
                <div>[22:25:30.814234177] (+0.000140000) ZZZ
                  ust_baddr_statedump:soinfo: { cpu_id = 1 }, { baddr =
                  0x4DE80000, sopath = "/lib/libgcc_s.so.1", size =
                  118608, mtime = 1532323098 }</div>
                <div>[22:25:30.814427615] (+0.000193438) ZZZ
                  ust_baddr_statedump:soinfo: { cpu_id = 1 }, { baddr =
                  0x8000, sopath = "<span style="background-color:rgb(255,255,0)">/usr/bin/my_test_app</span>",
                  size = 54540, mtime = 1532369202 }</div>
                <div>[22:25:30.828436677] (+0.014009062) ZZZ
                  ust_baddr_statedump:soinfo: { cpu_id = 1 }, { baddr =
                  0xAEC57000, sopath =
                  "/usr/lib/liblttng-ust-cyg-pro<wbr>file.so.0.0.0", size =
                  10004, mtime = 1532324280 }</div>
                <div>[22:25:30.828634958] (+0.000198281) ZZZ
                  ust_baddr_statedump:soinfo: { cpu_id = 1 }, { baddr =
                  0x4DCD0000, sopath = "/lib/<a href="http://libm-2.22.so" target="_blank">libm-2.22.so</a>",
                  size = 441372, mtime = 1532322845 }</div>
                <div>[22:25:30.829786104] (+0.001151146) ZZZ
                  ust_baddr_statedump:soinfo: { cpu_id = 0 }, { baddr =
                  0x4DB20000, sopath = "/lib/<a href="http://libc-2.22.so" target="_blank">libc-2.22.so</a>",
                  size = 1304484, mtime = 1532322845 }</div>
                <div>[22:25:30.829910219] (+0.000124115) ZZZ
                  ust_baddr_statedump:soinfo: { cpu_id = 0 }, { baddr =
                  0xAEC09000, sopath = "/usr/lib/liblttng-ust.so.0.0.<wbr>0",
                  size = 315248, mtime = 1532324280 }</div>
                <div>[22:25:30.829996000] (+0.000085781) ZZZ
                  ust_baddr_statedump:soinfo: { cpu_id = 0 }, { baddr =
                  0xAEBF7000, sopath =
                  "/usr/lib/liblttng-ust-tracepo<wbr>int.so.0.0.0", size =
                  35624, mtime = 1532324280 }</div>
                <div>[22:25:30.830067510] (+0.000071510) ZZZ
                  ust_baddr_statedump:soinfo: { cpu_id = 0 }, { baddr =
                  0x4DEC0000, sopath = "/lib/<a href="http://librt-2.22.so" target="_blank">librt-2.22.so</a>",
                  size = 28380, mtime = 1532322845 }</div>
                <div>[22:25:30.830118031] (+0.000050521) ZZZ
                  ust_baddr_statedump:soinfo: { cpu_id = 0 }, { baddr =
                  0x4DCB0000, sopath = "/lib/<a href="http://libdl-2.22.so" target="_blank">libdl-2.22.so</a>",
                  size = 11236, mtime = 1532322845 }</div>
                <div>[22:25:30.830175010] (+0.000056979) ZZZ
                  ust_baddr_statedump:soinfo: { cpu_id = 0 }, { baddr =
                  0x4DE10000, sopath = "/usr/lib/liburcu-bp.so.2.0.0"<wbr>,
                  size = 29052, mtime = 1532323584 }</div>
                <div>[22:25:30.830245271] (+0.000070261) ZZZ
                  ust_baddr_statedump:soinfo: { cpu_id = 0 }, { baddr =
                  0x4DE00000, sopath = "/usr/lib/liburcu-cds.so.2.0.0<wbr>",
                  size = 26152, mtime = 1532323584 }</div>
                <div>[22:25:30.830316521] (+0.000071250) ZZZ
                  ust_baddr_statedump:soinfo: { cpu_id = 0 }, { baddr =
                  0x4DD60000, sopath =
                  "/usr/lib/liburcu-common.so.2.<wbr>0.0", size = 13084,
                  mtime = 1532323584 }</div>
                <div>[22:25:34.384458499] (+3.554141978) ZZZ
                  ust_baddr_statedump:soinfo: { cpu_id = 2 }, { baddr =
                  0xAF584000, sopath =
                  "/usr/lib/liblttng-ust-cyg-pro<wbr>file.so.0.0.0", size =
                  10004, mtime = 1532324280 }</div>
                <div>[22:25:34.385048967] (+0.000590468) ZZZ
                  ust_baddr_statedump:soinfo: { cpu_id = 2 }, { baddr =
                  0x4DCD0000, sopath = "/lib/<a href="http://libm-2.22.so" target="_blank">libm-2.22.so</a>",
                  size = 441372, mtime = 1532322845 }</div>
                <div>[22:25:34.385146415] (+0.000097448) ZZZ
                  ust_baddr_statedump:soinfo: { cpu_id = 2 }, { baddr =
                  0x4DB20000, sopath = "/lib/<a href="http://libc-2.22.so" target="_blank">libc-2.22.so</a>",
                  size = 1304484, mtime = 1532322845 }</div>
                <div>[22:25:34.385251832] (+0.000105417) ZZZ
                  ust_baddr_statedump:soinfo: { cpu_id = 2 }, { baddr =
                  0xAF536000, sopath = "/usr/lib/liblttng-ust.so.0.0.<wbr>0",
                  size = 315248, mtime = 1532324280 }</div>
                <div>[22:25:34.385354228] (+0.000102396) ZZZ
                  ust_baddr_statedump:soinfo: { cpu_id = 2 }, { baddr =
                  0xAF524000, sopath =
                  "/usr/lib/liblttng-ust-tracepo<wbr>int.so.0.0.0", size =
                  35624, mtime = 1532324280 }</div>
                <div>[22:25:34.385444384] (+0.000090156) ZZZ
                  ust_baddr_statedump:soinfo: { cpu_id = 2 }, { baddr =
                  0x4DEC0000, sopath = "/lib/<a href="http://librt-2.22.so" target="_blank">librt-2.22.so</a>",
                  size = 28380, mtime = 1532322845 }</div>
                <div>[22:25:34.385530165] (+0.000085781) ZZZ
                  ust_baddr_statedump:soinfo: { cpu_id = 2 }, { baddr =
                  0x4DCB0000, sopath = "/lib/<a href="http://libdl-2.22.so" target="_blank">libdl-2.22.so</a>",
                  size = 11236, mtime = 1532322845 }</div>
                <div>[22:25:34.385607613] (+0.000077448) ZZZ
                  ust_baddr_statedump:soinfo: { cpu_id = 2 }, { baddr =
                  0x4DE10000, sopath = "/usr/lib/liburcu-bp.so.2.0.0"<wbr>,
                  size = 29052, mtime = 1532323584 }</div>
                <div>[22:25:34.385677978] (+0.000070365) ZZZ
                  ust_baddr_statedump:soinfo: { cpu_id = 2 }, { baddr =
                  0x4DE00000, sopath = "/usr/lib/liburcu-cds.so.2.0.0<wbr>",
                  size = 26152, mtime = 1532323584 }</div>
                <div>[22:25:34.385773655] (+0.000095677) ZZZ
                  ust_baddr_statedump:soinfo: { cpu_id = 2 }, { baddr =
                  0x4DD60000, sopath =
                  "/usr/lib/liburcu-common.so.2.<wbr>0.0", size = 13084,
                  mtime = 1532323584 }</div>
                <div><br>
                </div>
                <div>Note: I have changed the Target Name as 'ZZZ' and
                  some of the library name as 'xxx' in the above log for
                  some confidential issues.</div>
                <div><br>
                </div>
                <div><br>
                </div>
                <div>Please guide me where I am making mistake and
                  Please give your input on how to check the application
                  compiled with function instrument information for
                  tracing. I verified that application compiled with
                  debugging information, by running gdb command. Below
                  is the output of gdb command,</div>
                <div><br>
                </div>
                <div><span style="white-space:pre-wrap">  </span>/usr/bin #
                  gdb <span style="background-color:rgb(255,255,0)">my_test_app</span></div>
                <div><span style="white-space:pre-wrap">  </span>GNU gdb (GDB)
                  7.9.1</div>
                <div><span style="white-space:pre-wrap">  </span>Copyright (C)
                  2015 Free Software Foundation, Inc.</div>
                <div><span style="white-space:pre-wrap">  </span>License
                  GPLv3+: GNU GPL version 3 or later <<a href="http://gnu.org/licenses/gpl.html" target="_blank">http://gnu.org/licenses/gpl.h<wbr>tml</a>></div>
                <div><span style="white-space:pre-wrap">  </span>This is free
                  software: you are free to change and redistribute it.</div>
                <div><span style="white-space:pre-wrap">  </span>There is NO
                  WARRANTY, to the extent permitted by law.  Type "show
                  copying"</div>
                <div><span style="white-space:pre-wrap">  </span>and "show
                  warranty" for details.</div>
                <div><span style="white-space:pre-wrap">  </span>This GDB was
                  configured as "arm-oe-linux-gnueabi".</div>
                <div><span style="white-space:pre-wrap">  </span>Type "show
                  configuration" for configuration details.</div>
                <div><span style="white-space:pre-wrap">  </span>For bug
                  reporting instructions, please see:</div>
                <div><span style="white-space:pre-wrap">  </span><<a href="http://www.gnu.org/software/gdb/bugs/" target="_blank">http://www.gnu.org/software/g<wbr>db/bugs/</a>>.</div>
                <div><span style="white-space:pre-wrap">  </span>Find the GDB
                  manual and other documentation resources online at:</div>
                <div><span style="white-space:pre-wrap">  </span><<a href="http://www.gnu.org/software/gdb/documentation/" target="_blank">http://www.gnu.org/software/g<wbr>db/documentation/</a>>.</div>
                <div><span style="white-space:pre-wrap">  </span>For help,
                  type "help".</div>
                <div><span style="white-space:pre-wrap">  </span>Type "apropos
                  word" to search for commands related to "word"...</div>
                <div><span style="white-space:pre-wrap">  </span>Reading
                  symbols from <span style="background-color:rgb(255,255,0)">my_test_app</span>...done.</div>
                <div><span style="white-space:pre-wrap">  </span>(gdb)</div>
                <div><span style="white-space:pre-wrap">  </span>(gdb) exit</div>
                <div><span style="white-space:pre-wrap">  </span></div>
                <div>I am not sure whether it is compiled with
                  finstrumentation information.</div>
                <div><br>
                </div>
                <div>Thanks in Advance,</div>
                <div>Paramesh </div>
                <div><br>
                </div>
                <div><br>
                </div>
              </div>
            </div>
          </div>
        </div>
      </div>
      <br>
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      <br>
      </div></div><span><pre>______________________________<wbr>_________________
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    </span></blockquote>
    <br>
  </div>

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