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Fix usage of _STACK_GROWS_DOWN and _STACK_GROWS_UP defines [BZ 31989]
Signed-off-by: John David Anglin <dave.anglin@bell.net> Reviewed-By: Andreas K. Hüttel <dilfridge@gentoo.org>
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@ -172,7 +172,7 @@ update_data (struct header *result, size_t len, size_t old_len)
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start_sp = __thread_stack_pointer ();
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uintptr_t sp = __thread_stack_pointer ();
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#ifdef _STACK_GROWS_UP
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#if _STACK_GROWS_UP
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/* This can happen in threads where we didn't catch the thread's
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stack early enough. */
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if (__glibc_unlikely (sp < start_sp))
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@ -85,7 +85,7 @@ do_test (void)
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{
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/* ____longjmp_chk has */
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#if 0
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#ifdef _STACK_GROWS_DOWN
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#if _STACK_GROWS_DOWN
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#define called_from(this, saved) ((this) < (saved))
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#else
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#define called_from(this, saved) ((this) > (saved))
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@ -98,7 +98,7 @@ do_test (void)
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/* Arrange stacks for uctx_func1 and uctx_func2 so that called_from
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is true when setjmp is called from uctx_func1 and longjmp is called
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from uctx_func2. */
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#ifdef _STACK_GROWS_DOWN
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#if _STACK_GROWS_DOWN
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# define UCTX_FUNC1_STACK 1
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# define UCTX_FUNC2_STACK 0
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#else
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@ -23,7 +23,7 @@
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#include <stdio.h>
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#include <stackinfo.h>
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#ifdef _STACK_GROWS_DOWN
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#if _STACK_GROWS_DOWN
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#define called_from(this, saved) ((this) < (saved))
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#else
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#define called_from(this, saved) ((this) > (saved))
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