From e8f6c2a5bab10b039a12b69a30a8248c91161e11 Mon Sep 17 00:00:00 2001 From: Fangrui Song Date: Thu, 17 Jun 2021 09:57:40 -0700 Subject: [PATCH] ld: Add -no-pie gold has had this option for many years. Not having this option caused some confusion to users. The help message clarifies the default state. ld/ * ldlex.h (enum option_values): Add OPTION_NO_PIE. * lexsup.c (struct ld_options): Add -no-pie. (parse_args): Handle -no-pie. * ld.texi: Document -no-pie. --- ld/ld.texi | 5 +++++ ld/ldlex.h | 1 + ld/lexsup.c | 5 +++++ 3 files changed, 11 insertions(+) diff --git a/ld/ld.texi b/ld/ld.texi index e16c6387e70..f810536d10b 100644 --- a/ld/ld.texi +++ b/ld/ld.texi @@ -2150,6 +2150,11 @@ address the OS chooses for them (which can vary between invocations). Like normal dynamically linked executables they can be executed and symbols defined in the executable cannot be overridden by shared libraries. +@kindex -no-pie +@item -no-pie +@cindex position dependent executables +Create a position dependent executable. This is the default. + @kindex -qmagic @item -qmagic This option is ignored for Linux compatibility. diff --git a/ld/ldlex.h b/ld/ldlex.h index e0f0241d9cc..9e8bf5fb835 100644 --- a/ld/ldlex.h +++ b/ld/ldlex.h @@ -133,6 +133,7 @@ enum option_values OPTION_ACCEPT_UNKNOWN_INPUT_ARCH, OPTION_NO_ACCEPT_UNKNOWN_INPUT_ARCH, OPTION_PIE, + OPTION_NO_PIE, OPTION_UNRESOLVED_SYMBOLS, OPTION_WARN_UNRESOLVED_SYMBOLS, OPTION_ERROR_UNRESOLVED_SYMBOLS, diff --git a/ld/lexsup.c b/ld/lexsup.c index dcb2d9d9ab3..00274c500d0 100644 --- a/ld/lexsup.c +++ b/ld/lexsup.c @@ -453,6 +453,8 @@ static const struct ld_option ld_options[] = '\0', NULL, N_("Create a position independent executable"), ONE_DASH }, { {"pic-executable", no_argument, NULL, OPTION_PIE}, '\0', NULL, NULL, TWO_DASHES }, + { {"no-pie", no_argument, NULL, OPTION_NO_PIE}, + '\0', NULL, N_("Create a position dependent executable (default)"), ONE_DASH }, { {"sort-common", optional_argument, NULL, OPTION_SORT_COMMON}, '\0', N_("[=ascending|descending]"), N_("Sort common symbols by alignment [in specified order]"), @@ -1262,6 +1264,9 @@ parse_args (unsigned argc, char **argv) else einfo (_("%F%P: -shared not supported\n")); break; + case OPTION_NO_PIE: + link_info.type = type_pde; + break; case OPTION_PIE: if (config.has_shared) { -- 2.30.2