mongodb/mongo
1
0
Fork 0
Code Issues Pull Requests Actions Packages Projects Releases Wiki Activity

SERVER-125761: Fix gcc + ppc selecting ld as the linker (#52914)

Browse Source 
GitOrigin-RevId: b930e4a4fd560a89b68c8ab149b42d94e4bba9a7
This commit is contained in:
Andrew Bradshaw 2026-04-29 16:46:04 -07:00 committed by MongoDB Bot
parent 82f2e078d6
commit 3a459d3549
1 changed files with 18 additions and 25 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

43
bazel/config/BUILD.bazel
View File

@ -872,12 +872,23 @@ selects.config_setting_group(
],
)
selects.config_setting_group(
name = "_linker_lld_set_by_auto_gcc_ppc",
match_all = [
":_linker_auto",
"@platforms//os:linux",
":compiler_type_gcc",
"@platforms//cpu:ppc64le",
],
)
# Final setting intended for external use.
# linker == lld || (linker == auto && clang && linux)
# linker == lld || (linker == auto && linux && (clang || gcc-on-ppc))
selects.config_setting_group(
name = "linker_lld",
match_any = [
":_linker_lld_set_by_auto",
":_linker_lld_set_by_auto_gcc_ppc",
":_linker_lld",
],
)
@ -898,11 +909,11 @@ selects.config_setting_group(
],
)
# mold is selected explicitly or auto-selected for gcc (except on ppc)
# This is because gcc needs dwarf64, and only mold supports
# linking both 32 and 64 bit debug symbols which we have
# due to the rust toolchain. ppc is excluded from auto-selection
# and falls back to the toolchain's default linker.
# mold is selected explicitly or auto-selected for gcc (except on ppc).
# This is because gcc needs dwarf64, and only mold supports linking both
# 32 and 64 bit debug symbols which we have due to the rust toolchain.
# ppc is excluded because mold segfaults at runtime on PPC; ppc+gcc auto
# routes to lld instead (see :_linker_lld_set_by_auto_gcc_ppc).
selects.config_setting_group(
name = "_linker_mold_or_gcc_auto",
match_any = [
@ -920,31 +931,13 @@ selects.config_setting_group(
)
selects.config_setting_group(
name = "_linker_auto_not_linux",
name = "linker_default",
match_all = [
":_linker_auto",
":not_linux",
],
)
selects.config_setting_group(
name = "_linker_auto_gcc_ppc",
match_all = [
":_linker_auto",
"@platforms//os:linux",
":compiler_type_gcc",
"@platforms//cpu:ppc64le",
],
)
selects.config_setting_group(
name = "linker_default",
match_any = [
":_linker_auto_not_linux",
":_linker_auto_gcc_ppc",
],
)
# --------------------------------------
# libunwind options
# --------------------------------------