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| author | Alan Modra <amodra@gmail.com> | 2020-01-27 10:27:42 +1030 |
|---|---|---|
| committer | Alan Modra <amodra@gmail.com> | 2020-01-27 10:53:00 +1030 |
| commit | 3024a17ae029ec7f55b498e99ddd6238e22fe565 (patch) | |
| tree | 554320c69f99bb0a36f8301e9bcfe539873f6f20 /ld/testsuite | |
| parent | 27ee3a66bfba776a2af8e9e1248e6a65c31e25a3 (diff) | |
| download | gdb-3024a17ae029ec7f55b498e99ddd6238e22fe565.zip gdb-3024a17ae029ec7f55b498e99ddd6238e22fe565.tar.gz gdb-3024a17ae029ec7f55b498e99ddd6238e22fe565.tar.bz2 | |
Mark all weak aliases for copy relocations
bfd/
PR ld/25458
* elflink.c (_bfd_elf_gc_mark_rsec): Mark all weak aliases.
ld/
PR ld/25458
* testsuite/ld-elf/pr25458.map: New file.
* testsuite/ld-elf/pr25458.rd: Likewise.
* testsuite/ld-elf/pr25458a.s: Likewise.
* testsuite/ld-elf/pr25458b.s: Likewise.
* testsuite/ld-elf/shared.exp: Run PR ld/25458 test.
Diffstat (limited to 'ld/testsuite')
| -rw-r--r-- | ld/testsuite/ld-elf/pr25458.map | 4 | ||||
| -rw-r--r-- | ld/testsuite/ld-elf/pr25458.rd | 10 | ||||
| -rw-r--r-- | ld/testsuite/ld-elf/pr25458a.s | 6 | ||||
| -rw-r--r-- | ld/testsuite/ld-elf/pr25458b.s | 11 | ||||
| -rw-r--r-- | ld/testsuite/ld-elf/shared.exp | 32 |
5 files changed, 63 insertions, 0 deletions
diff --git a/ld/testsuite/ld-elf/pr25458.map b/ld/testsuite/ld-elf/pr25458.map new file mode 100644 index 0000000..5578d1f --- /dev/null +++ b/ld/testsuite/ld-elf/pr25458.map @@ -0,0 +1,4 @@ +FOO { +global: + __environ; _environ; environ; +}; diff --git a/ld/testsuite/ld-elf/pr25458.rd b/ld/testsuite/ld-elf/pr25458.rd new file mode 100644 index 0000000..d0fc6b9 --- /dev/null +++ b/ld/testsuite/ld-elf/pr25458.rd @@ -0,0 +1,10 @@ +#... +Symbol table '\.dynsym' contains [0-9]+ entries: + +Num: +Value +Size Type +Bind +Vis +Ndx Name +#... + +[0-9]+: [0-9a-f]+ +(4|8)+ OBJECT +(WEAK|GLOBAL) +DEFAULT +[0-9]+ _*environ@FOO \(2\) +#... + +[0-9]+: [0-9a-f]+ +(4|8)+ OBJECT +(WEAK|GLOBAL) +DEFAULT +[0-9]+ _*environ@FOO \(2\) +#... + +[0-9]+: [0-9a-f]+ +(4|8)+ OBJECT +(WEAK|GLOBAL) +DEFAULT +[0-9]+ _*environ@FOO \(2\) +#pass diff --git a/ld/testsuite/ld-elf/pr25458a.s b/ld/testsuite/ld-elf/pr25458a.s new file mode 100644 index 0000000..59e6af2 --- /dev/null +++ b/ld/testsuite/ld-elf/pr25458a.s @@ -0,0 +1,6 @@ + .text + .globl _start + .type _start, %function +_start: + .dc.a environ + .size _start, .-_start diff --git a/ld/testsuite/ld-elf/pr25458b.s b/ld/testsuite/ld-elf/pr25458b.s new file mode 100644 index 0000000..ff64cc7 --- /dev/null +++ b/ld/testsuite/ld-elf/pr25458b.s @@ -0,0 +1,11 @@ + .data + .globl __environ + .type __environ,%object +__environ: + .dc.a 0 + .size __environ, .-__environ + .weak _environ + .globl _environ + .set _environ, __environ + .weak environ + .set environ, __environ diff --git a/ld/testsuite/ld-elf/shared.exp b/ld/testsuite/ld-elf/shared.exp index e03906a..b1762af 100644 --- a/ld/testsuite/ld-elf/shared.exp +++ b/ld/testsuite/ld-elf/shared.exp @@ -337,6 +337,38 @@ if { [check_gc_sections_available] } { "pr22150" \ ] \ ] + + switch -glob $target_triplet { + # exclude targets that don't support copy relocs + bfin-*-* { } + frv-*-* { } + lm32-*-* { } + mips*-*-* { } + tic6x-*-* { } + xtensa-*-* { } + default { + run_ld_link_tests [list \ + [list \ + "Build pr25458.so" \ + "$LFLAGS -shared --version-script=pr25458.map" \ + "" \ + "$AFLAGS_PIC" \ + {pr25458b.s} \ + {} \ + "pr25458.so" \ + ] \ + [list \ + "Build pr25458" \ + "$LFLAGS -e _start --gc-sections" \ + "tmpdir/pr25458.so" \ + "$AFLAGS_PIC" \ + {pr25458a.s} \ + {{readelf {--dyn-sym --wide} pr25458.rd}} \ + "pr25458" \ + ] \ + ] + } + } } set ASFLAGS $old_ASFLAGS |