diff options
| -rw-r--r-- | ld/ChangeLog | 10 | ||||
| -rw-r--r-- | ld/ld.h | 7 | ||||
| -rw-r--r-- | ld/ld.texinfo | 3 | ||||
| -rw-r--r-- | ld/ldmain.c | 4 | ||||
| -rw-r--r-- | ld/lexsup.c | 4 |
5 files changed, 21 insertions, 7 deletions
diff --git a/ld/ChangeLog b/ld/ChangeLog index cfaec2e536..92f27c6b79 100644 --- a/ld/ChangeLog +++ b/ld/ChangeLog @@ -1,3 +1,13 @@ +2009-01-26 Nathan Sidwell <nathan@codesourcery.com> + + * lexsup.c (parse_args): Set check_section_addresses to 1 or 0. + * ld.h (args_type): Make check_section_addresses a char. + ldlang.c (lang_process): Don't consider relocatable flag when + checking for overlap. + * ldmain.c (main): Default check_section_addresses to -1. Check it + for relocatable links. + * ld.texinfo (--check-sections): Update documentation. + 2009-01-26 Kai Tietz <kai.tietz@onevision.com> * pe-dll.c (tmp_seq2): New static variable. @@ -167,10 +167,9 @@ typedef struct { search. */ bfd_boolean warn_search_mismatch; - - /* If TRUE (the default) check section addresses, once compute, - fpor overlaps. */ - bfd_boolean check_section_addresses; + /* If non-zero check section addresses, once computed, + for overlaps. Relocatable links only check when this is > 0. */ + signed char check_section_addresses; /* If TRUE allow the linking of input files in an unknown architecture assuming that the user knows what they are doing. This was the old diff --git a/ld/ld.texinfo b/ld/ld.texinfo index 35435053b3..1d909897c9 100644 --- a/ld/ld.texinfo +++ b/ld/ld.texinfo @@ -1205,6 +1205,9 @@ perform this check, and if it finds any overlaps it will produce suitable error messages. The linker does know about, and does make allowances for sections in overlays. The default behaviour can be restored by using the command line switch @option{--check-sections}. +Section overlap is not usually checked for relocatable links. You can +force checking in that case by using the @option{--check-sections} +option. @cindex cross reference table @kindex --cref diff --git a/ld/ldmain.c b/ld/ldmain.c index 7060587284..85b9c2b5b3 100644 --- a/ld/ldmain.c +++ b/ld/ldmain.c @@ -251,7 +251,7 @@ main (int argc, char **argv) command_line.warn_mismatch = TRUE; command_line.warn_search_mismatch = TRUE; - command_line.check_section_addresses = TRUE; + command_line.check_section_addresses = -1; /* We initialize DEMANGLING based on the environment variable COLLECT_NO_DEMANGLE. The gcc collect2 program will demangle the @@ -292,6 +292,8 @@ main (int argc, char **argv) if (link_info.relocatable) { + if (command_line.check_section_addresses < 0) + command_line.check_section_addresses = 0; if (command_line.relax) einfo (_("%P%F: --relax and -r may not be used together\n")); if (link_info.shared) diff --git a/ld/lexsup.c b/ld/lexsup.c index f9e6b1fcb4..4dcfc3c653 100644 --- a/ld/lexsup.c +++ b/ld/lexsup.c @@ -1411,10 +1411,10 @@ parse_args (unsigned argc, char **argv) config.split_by_file = 1; break; case OPTION_CHECK_SECTIONS: - command_line.check_section_addresses = TRUE; + command_line.check_section_addresses = 1; break; case OPTION_NO_CHECK_SECTIONS: - command_line.check_section_addresses = FALSE; + command_line.check_section_addresses = 0; break; case OPTION_ACCEPT_UNKNOWN_INPUT_ARCH: command_line.accept_unknown_input_arch = TRUE; |
