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Fix build and tests with --disable-tunables

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Remove unused code and declare __libc_mallopt when !IS_IN (libc) to
allow the debug hook to build with --disable-tunables.

Also, run tst-ifunc-isa-2* tests only when tunables are enabled since
the result depends on it.

Tested on x86_64.

Reported-by: Matheus Castanho <msc@linux.ibm.com>
Reviewed-by: Carlos O'Donell <carlos@redhat.com>
This commit is contained in:
Siddhesh Poyarekar
2021-07-23 13:57:56 +05:30
parent 9a7ab0769b
commit 5b8d271571
4 changed files with 34 additions and 32 deletions
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5
malloc/arena.c
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@ -332,7 +332,6 @@ ptmalloc_init (void)
# endif
TUNABLE_GET (mxfast, size_t, TUNABLE_CALLBACK (set_mxfast));
#else
const char *s = NULL;
if (__glibc_likely (_environ != NULL))
{
char **runp = _environ;
@ -351,10 +350,6 @@ ptmalloc_init (void)
switch (len)
{
case 6:
if (memcmp (envline, "CHECK_", 6) == 0)
s = &envline[7];
break;
case 8:
if (!__builtin_expect (__libc_enable_secure, 0))
{