You can not select more than 25 topics
Topics must start with a letter or number, can include dashes ('-') and can be up to 35 characters long.
51 lines
1.9 KiB
51 lines
1.9 KiB
From f3e10a9aee4db798b5ac4a8b5cba9c037dff3faa Mon Sep 17 00:00:00 2001
|
|
From: Kalev Lember <klember@redhat.com>
|
|
Date: Mon, 19 Dec 2022 13:58:03 +0100
|
|
Subject: [PATCH] Revert "Linux: Don't default to ld.gold linker"
|
|
|
|
Keep on using ld.gold on RHEL 8 and 9 where using ldc with ld.bfd breaks
|
|
gtkd and leads to crashing tilix.
|
|
|
|
https://bugzilla.redhat.com/show_bug.cgi?id=2134875
|
|
|
|
This reverts commit e125411e988679dfa8cbfc9dcfc05524a37589f7.
|
|
---
|
|
driver/linker-gcc.cpp | 20 +++++++++++++++-----
|
|
1 file changed, 15 insertions(+), 5 deletions(-)
|
|
|
|
diff --git a/driver/linker-gcc.cpp b/driver/linker-gcc.cpp
|
|
index a53936a9aa..5ae90ce650 100644
|
|
--- a/driver/linker-gcc.cpp
|
|
+++ b/driver/linker-gcc.cpp
|
|
@@ -599,12 +599,22 @@ void ArgsBuilder::build(llvm::StringRef outputPath,
|
|
void ArgsBuilder::addLinker() {
|
|
llvm::StringRef linker = opts::linker;
|
|
|
|
- // Default to ld.bfd for Android (placing .tdata and .tbss sections adjacent
|
|
- // to each other as required by druntime's rt.sections_android, contrary to
|
|
- // gold and lld as of Android NDK r21d).
|
|
- if (global.params.targetTriple->getEnvironment() == llvm::Triple::Android &&
|
|
+ // We have a default linker preference for Linux targets. It can be disabled
|
|
+ // via `-linker=` (explicitly empty).
|
|
+ if (global.params.targetTriple->isOSLinux() &&
|
|
opts::linker.getNumOccurrences() == 0) {
|
|
- linker = "bfd";
|
|
+ // Default to ld.bfd for Android (placing .tdata and .tbss sections adjacent
|
|
+ // to each other as required by druntime's rt.sections_android, contrary to
|
|
+ // gold and lld as of Android NDK r21d).
|
|
+ if (global.params.targetTriple->getEnvironment() == llvm::Triple::Android) {
|
|
+ linker = "bfd";
|
|
+ }
|
|
+ // Otherwise default to ld.gold for Linux due to ld.bfd issues with ThinLTO
|
|
+ // (see #2278) and older bfd versions stripping llvm.used symbols (e.g.,
|
|
+ // ModuleInfo refs) with --gc-sections (see #2870).
|
|
+ else {
|
|
+ linker = "gold";
|
|
+ }
|
|
}
|
|
|
|
if (!linker.empty())
|
|
--
|
|
2.39.0
|
|
|