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From: "marxin at gcc dot gnu.org" <gcc-bugzilla@gcc.gnu.org>
To: gcc-bugs@gcc.gnu.org
Subject: [Bug gcov-profile/96622] gcov misses to count break statement
Date: Mon, 17 Aug 2020 08:21:03 +0000
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https://gcc.gnu.org/bugzilla/show_bug.cgi?id=3D96622

Martin Li=C5=A1ka <marxin at gcc dot gnu.org> changed:

           What    |Removed                     |Added
----------------------------------------------------------------------------
             Status|UNCONFIRMED                 |RESOLVED
         Resolution|---                         |INVALID

--- Comment #2 from Martin Li=C5=A1ka <marxin at gcc dot gnu.org> ---
Please use -O0 for more precise gcov instrumentation:

        -:    0:Source:my_strndup.c
        -:    1:#include <assert.h>
        -:    2:#include <stdlib.h>
        -:    3:#include <string.h>
        -:    4:
        3:    5:void *my_strndup(const char *s, size_t n)
        -:    6:{
        3:    7:    size_t len =3D 0;
       23:    8:    for (len =3D 0; len < n; len++)
       22:    9:        if (s[len] =3D=3D '\0')
        2:   10:            break;
        -:   11:
        3:   12:    char *p =3D malloc(len + 1);
       3*:   13:    assert(p);
        -:   14:
        3:   15:    memcpy(p, s, len);
        3:   16:    p[len] =3D '\0';
        -:   17:
        3:   18:    return p;
        -:   19:}=