diff options
Diffstat (limited to 'cross/cross-binutils/binutils-2.24-shared-pie.patch')
| -rw-r--r-- | cross/cross-binutils/binutils-2.24-shared-pie.patch | 99 |
1 files changed, 99 insertions, 0 deletions
diff --git a/cross/cross-binutils/binutils-2.24-shared-pie.patch b/cross/cross-binutils/binutils-2.24-shared-pie.patch new file mode 100644 index 000000000..d40aa47e0 --- /dev/null +++ b/cross/cross-binutils/binutils-2.24-shared-pie.patch @@ -0,0 +1,99 @@ +diff --git a/ld/emultempl/elf32.em b/ld/emultempl/elf32.em +index 9a2fe89..13f86f0 100644 +--- a/ld/emultempl/elf32.em ++++ b/ld/emultempl/elf32.em +@@ -1480,6 +1480,8 @@ gld${EMULATION_NAME}_before_allocation (void) + const char *rpath; + asection *sinterp; + bfd *abfd; ++ struct elf_link_hash_entry *ehdr_start = NULL; ++ struct bfd_link_hash_entry ehdr_start_save; + + if (is_elf_hash_table (link_info.hash)) + { +@@ -1504,6 +1506,16 @@ gld${EMULATION_NAME}_before_allocation (void) + _bfd_elf_link_hash_hide_symbol (&link_info, h, TRUE); + if (ELF_ST_VISIBILITY (h->other) != STV_INTERNAL) + h->other = (h->other & ~ELF_ST_VISIBILITY (-1)) | STV_HIDDEN; ++ /* Don't leave the symbol undefined. Undefined hidden ++ symbols typically won't have dynamic relocations, but ++ we most likely will need dynamic relocations for ++ __ehdr_start if we are building a PIE or shared ++ library. */ ++ ehdr_start = h; ++ ehdr_start_save = h->root; ++ h->root.type = bfd_link_hash_defined; ++ h->root.u.def.section = bfd_abs_section_ptr; ++ h->root.u.def.value = 0; + } + } + +@@ -1620,6 +1632,14 @@ ${ELF_INTERPRETER_SET_DEFAULT} + + if (!bfd_elf_size_dynsym_hash_dynstr (link_info.output_bfd, &link_info)) + einfo ("%P%F: failed to set dynamic section sizes: %E\n"); ++ ++ if (ehdr_start != NULL) ++ { ++ /* If we twiddled __ehdr_start to defined earlier, put it back ++ as it was. */ ++ ehdr_start->root.type = ehdr_start_save.type; ++ ehdr_start->root.u = ehdr_start_save.u; ++ } + } + + EOF +diff --git a/ld/testsuite/ld-elf/ehdr_start-shared.d b/ld/testsuite/ld-elf/ehdr_start-shared.d +new file mode 100644 +index 0000000..c17516a +--- /dev/null ++++ b/ld/testsuite/ld-elf/ehdr_start-shared.d +@@ -0,0 +1,9 @@ ++#source: ehdr_start.s ++#ld: -e _start -shared ++#nm: -n ++#target: *-*-linux* *-*-gnu* *-*-nacl* ++#xfail: cris*-*-* frv-*-* ++ ++#... ++[0-9a-f]*000 [Adrt] __ehdr_start ++#pass +diff --git a/ld/testsuite/ld-elf/ehdr_start-userdef.d b/ld/testsuite/ld-elf/ehdr_start-userdef.d +index 2a88e98..b58ae3f 100644 +--- a/ld/testsuite/ld-elf/ehdr_start-userdef.d ++++ b/ld/testsuite/ld-elf/ehdr_start-userdef.d +@@ -2,6 +2,7 @@ + #ld: -e _start -T ehdr_start-userdef.t + #readelf: -Ws + #target: *-*-linux* *-*-gnu* *-*-nacl* ++#xfail: frv-*-* + + #... + Symbol table '\.symtab' contains [0-9]+ entries: +diff --git a/ld/testsuite/ld-elf/ehdr_start-weak.d b/ld/testsuite/ld-elf/ehdr_start-weak.d +index 8bd9035..24ae34c 100644 +--- a/ld/testsuite/ld-elf/ehdr_start-weak.d ++++ b/ld/testsuite/ld-elf/ehdr_start-weak.d +@@ -2,6 +2,7 @@ + #ld: -e _start -T ehdr_start-missing.t + #nm: -n + #target: *-*-linux* *-*-gnu* *-*-nacl* ++#xfail: frv-*-* + + #... + \s+[wU] __ehdr_start +diff --git a/ld/testsuite/ld-elf/ehdr_start.d b/ld/testsuite/ld-elf/ehdr_start.d +index 52e5b54..d538b66 100644 +--- a/ld/testsuite/ld-elf/ehdr_start.d ++++ b/ld/testsuite/ld-elf/ehdr_start.d +@@ -2,6 +2,7 @@ + #ld: -e _start + #nm: -n + #target: *-*-linux* *-*-gnu* *-*-nacl* ++#xfail: frv-*-* + + #... + [0-9a-f]*000 [Adrt] __ehdr_start +-- +1.7.1 + |