binutils-gdb/ld/testsuite/ld-plugin/pr26262a.c

#include <stdio.h>

int counter;
extern void foo (void);
extern void xxx (void);

void
bar (void)
{
}

int
main(void)
{
  bar ();
  foo ();
  xxx ();
  if (counter == 1)
    printf ("PASS\n");
  return 0;
}
ld: Properly override the IR definition We change the previous definition in the IR object to undefweak only after all LTO symbols have been read. include/ PR ld/26262 PR ld/26267 * bfdlink.h (bfd_link_info): Add lto_all_symbols_read. ld/ PR ld/26262 PR ld/26267 * ldlang.c (lang_process): Set lto_all_symbols_read after all LTO IR symbols have been read. * plugin.c (plugin_notice): Override the IR definition only if all LTO IR symbols have been read or the new definition is non-weak and the the IR definition is weak * testsuite/ld-plugin/lto.exp: Run PR ld/26262 and ld/26267 tests. * testsuite/ld-plugin/pr26262a.c: New file. * testsuite/ld-plugin/pr26262b.c: Likewise. * testsuite/ld-plugin/pr26262c.c: Likewise. * testsuite/ld-plugin/pr26267.err: Likewise. * testsuite/ld-plugin/pr26267a.c: Likewise. * testsuite/ld-plugin/pr26267b.c: Likewise. * testsuite/ld-plugin/pr26267c.c: Likewise. 2020-07-22 18:49:07 +08:00			`#include <stdio.h>`

			`int counter;`
			`extern void foo (void);`
			`extern void xxx (void);`

			`void`
			`bar (void)`
			`{`
			`}`

			`int`
			`main(void)`
			`{`
			`bar ();`
			`foo ();`
			`xxx ();`
			`if (counter == 1)`
			`printf ("PASS\n");`
			`return 0;`
			`}`