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* [glibc] LoongArch: Fix static PIE condition for toolchain bootstrapping.
@ 2023-08-04 6:05 Yinyu Cai
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From: Yinyu Cai @ 2023-08-04 6:05 UTC (permalink / raw)
To: glibc-cvs
https://sourceware.org/git/gitweb.cgi?p=glibc.git;h=c579293f67f4717054e31b7015418b24b81ca217
commit c579293f67f4717054e31b7015418b24b81ca217
Author: Yang Yujie <yangyujie@loongson.cn>
Date: Thu Aug 3 16:35:24 2023 +0800
LoongArch: Fix static PIE condition for toolchain bootstrapping.
This patch allows the static PIE startfile rcrt1.o to be built
without requiring libgcc_s.so from GCC, which depends on libc
in the first place.
Diff:
---
sysdeps/loongarch/configure | 2 +-
sysdeps/loongarch/configure.ac | 2 +-
2 files changed, 2 insertions(+), 2 deletions(-)
diff --git a/sysdeps/loongarch/configure b/sysdeps/loongarch/configure
index 7f1dabbc37..5843c7cf90 100644
--- a/sysdeps/loongarch/configure
+++ b/sysdeps/loongarch/configure
@@ -55,7 +55,7 @@ EOF
ac_status=$?
printf "%s\n" "$as_me:${as_lineno-$LINENO}: \$? = $ac_status" >&5
test $ac_status = 0; }; } \
- && { ac_try='${CC-cc} $CFLAGS $CPPFLAGS $LDFLAGS -shared -fPIC -o conftest2.so conftest2.S'
+ && { ac_try='${CC-cc} $CFLAGS $CPPFLAGS $LDFLAGS -shared -nostdlib -fPIC -o conftest2.so conftest2.S'
{ { eval echo "\"\$as_me\":${as_lineno-$LINENO}: \"$ac_try\""; } >&5
(eval $ac_try) 2>&5
ac_status=$?
diff --git a/sysdeps/loongarch/configure.ac b/sysdeps/loongarch/configure.ac
index 39efccfd8f..ba89d8346d 100644
--- a/sysdeps/loongarch/configure.ac
+++ b/sysdeps/loongarch/configure.ac
@@ -42,7 +42,7 @@ EOF
if AC_TRY_COMMAND([${CC-cc} $CFLAGS $CPPFLAGS $LDFLAGS -static-pie -nostdlib -fPIE -o conftest1 conftest1.S]) \
&& AC_TRY_COMMAND([LC_ALL=C $READELF -Wr conftest1 | grep -q R_LARCH_RELATIVE]) \
&& ! AC_TRY_COMMAND([LC_ALL=C $READELF -Wl conftest1 | grep -q INTERP]) \
- && AC_TRY_COMMAND([${CC-cc} $CFLAGS $CPPFLAGS $LDFLAGS -shared -fPIC -o conftest2.so conftest2.S]) \
+ && AC_TRY_COMMAND([${CC-cc} $CFLAGS $CPPFLAGS $LDFLAGS -shared -nostdlib -fPIC -o conftest2.so conftest2.S]) \
&& AC_TRY_COMMAND([LC_ALL=C $READELF -Wr conftest2.so | grep -q 'R_LARCH_JUMP_SLOT.*external_func'])
then
libc_cv_static_pie_on_loongarch=yes
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2023-08-04 6:05 [glibc] LoongArch: Fix static PIE condition for toolchain bootstrapping Yinyu Cai
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