patches/binutils/2.35/binutils-config.patch

   1 diff -Nrup a/libiberty/aclocal.m4 b/libiberty/aclocal.m4
   2 --- a/libiberty/aclocal.m4      2019-01-19 09:01:34.000000000 -0700
   3 +++ b/libiberty/aclocal.m4      2020-01-09 22:00:27.183312982 -0700
   4 @@ -147,7 +147,7 @@ if test $ac_cv_os_cray = yes; then
   5  fi
   6
   7  AC_CACHE_CHECK(stack direction for C alloca, ac_cv_c_stack_direction,
   8 -[AC_TRY_RUN([find_stack_direction ()
   9 +[AC_TRY_RUN([__attribute__ ((noclone,noinline)) find_stack_direction ()
  10  {
  11    static char *addr = 0;
  12    auto char dummy;
  13 diff --git a/config/intdiv0.m4 b/config/intdiv0.m4
  14 index 55dddcf1..ba906efc 100644
  15 --- a/config/intdiv0.m4
  16 +++ b/config/intdiv0.m4
  17 @@ -31,10 +31,10 @@ sigfpe_handler (sig) int sig;
  18    exit (sig != SIGFPE);
  19  }
  20
  21 -int x = 1;
  22 -int y = 0;
  23 -int z;
  24 -int nan;
  25 +volatile int x = 1;
  26 +volatile int y = 0;
  27 +volatile int z;
  28 +volatile int nan;
  29
  30  int main ()
  31  {
  32 diff --git a/libiberty/configure.ac b/libiberty/configure.ac
  33 index f1ce7601..fc20d228 100644
  34 --- a/libiberty/configure.ac
  35 +++ b/libiberty/configure.ac
  36 @@ -661,7 +661,7 @@ if test -z "${setobjs}"; then
  37    for v in $vars; do
  38      AC_MSG_CHECKING([for $v])
  39      AC_CACHE_VAL(libiberty_cv_var_$v,
  40 -      [AC_LINK_IFELSE([AC_LANG_PROGRAM([[int *p;]],[[extern int $v []; p = $v;]])],
  41 +      [AC_LINK_IFELSE([AC_LANG_PROGRAM([[__attribute__ ((used)) int *p;]],[[extern int $v []; p = $v;]])],
  42                       [eval "libiberty_cv_var_$v=yes"],
  43                       [eval "libiberty_cv_var_$v=no"])])
  44      if eval "test \"`echo '$libiberty_cv_var_'$v`\" = yes"; then