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[Bug gprof/22071] New: Missing TLSDESC_PLT and TLSDESC_GOT


From: hjl.tools at gmail dot com
Subject: [Bug gprof/22071] New: Missing TLSDESC_PLT and TLSDESC_GOT
Date: Sun, 03 Sep 2017 16:43:27 +0000

https://sourceware.org/bugzilla/show_bug.cgi?id=22071

            Bug ID: 22071
           Summary: Missing TLSDESC_PLT and TLSDESC_GOT
           Product: binutils
           Version: 2.30 (HEAD)
            Status: NEW
          Severity: normal
          Priority: P2
         Component: gprof
          Assignee: unassigned at sourceware dot org
          Reporter: hjl.tools at gmail dot com
  Target Milestone: ---
            Target: x86-64

address@hidden xxx]$ cat x.c
static __thread int ld;

int *
get_ld (void)
{
  return &ld;
}

void
set_ld (int i)
{
  ld = i;
}

int
test_ld (int i)
{
  return ld == i;
}
extern __thread int gd;

int *
get_gd (void)
{
  return &gd;
}

void
set_gd (int i)
{
  gd = i;
}

int
test_gd (int i)
{
  return gd == i;
}
address@hidden xxx]$ make
gcc -fPIC -O3 -mtls-dialect=gnu2   -c -o x.o x.c
./ld -shared  -o x.so x.o
readelf -d x.so | grep TLSDESC
make: *** [Makefile:10: all] Error 1
address@hidden xxx]$

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