From 797273819f84d9c4d50d761519a5301c92e9cc61 Mon Sep 17 00:00:00 2001 From: Alan Modra Date: Thu, 3 Apr 2003 04:02:02 +0000 Subject: * elf32-ppc.c (SYMBOL_REFERENCES_LOCAL): Expand comment. --- bfd/ChangeLog | 1 + bfd/elf32-ppc.c | 8 ++++++-- 2 files changed, 7 insertions(+), 2 deletions(-) diff --git a/bfd/ChangeLog b/bfd/ChangeLog index 122369d89c4..45632e537f3 100644 --- a/bfd/ChangeLog +++ b/bfd/ChangeLog @@ -3,6 +3,7 @@ * elf32-ppc.c (ppc_elf_check_relocs): Don't use SYMBOL_REFERENCES_LOCAL here as it's too early to reliably determine locality. (ppc_elf_gc_sweep_hook): Likewise. + (SYMBOL_REFERENCES_LOCAL): Expand comment. 2003-04-02 Bob Wilson diff --git a/bfd/elf32-ppc.c b/bfd/elf32-ppc.c index 6fdfebe795f..186f39d82b6 100644 --- a/bfd/elf32-ppc.c +++ b/bfd/elf32-ppc.c @@ -147,8 +147,12 @@ static bfd_boolean ppc_elf_grok_psinfo #define DTP_OFFSET 0x8000 /* Will references to this symbol always reference the symbol - in this object? */ -#define SYMBOL_REFERENCES_LOCAL(INFO, H) \ + in this object? STV_PROTECTED is excluded from the visibility test + here so that function pointer comparisons work properly. Since + function symbols not defined in an app are set to their .plt entry, + it's necessary for shared libs to also reference the .plt even + though the symbol is really local to the shared lib. */ +#define SYMBOL_REFERENCES_LOCAL(INFO, H) \ ((! INFO->shared \ || INFO->symbolic \ || H->dynindx == -1 \ -- cgit v1.2.1