- From ea650cae26da4a8fc04f0c4666f4dd776d0b5fc0 Mon Sep 17 00:00:00 2001
- From: Ilya Lipnitskiy <ilya.lipnitskiy@gmail.com>
- Date: Sun, 14 Nov 2021 21:54:25 -0800
- Subject: [PATCH] configure: define TARGET_LIBC_GNUSTACK on musl
-
- musl only uses PT_GNU_STACK to set default thread stack size and has no
- executable stack support[0], so there is no reason not to emit the
- .note.GNU-stack section on musl builds.
-
- [0]: https://lore.kernel.org/all/20190423192534.GN23599@brightrain.aerifal.cx/T/#u
-
- gcc/ChangeLog:
-
- * configure: Regenerate.
- * configure.ac: define TARGET_LIBC_GNUSTACK on musl
-
- Signed-off-by: Ilya Lipnitskiy <ilya.lipnitskiy@gmail.com>
- ---
- gcc/configure | 3 +++
- gcc/configure.ac | 3 +++
- 2 files changed, 6 insertions(+)
-
- --- a/gcc/configure
- +++ b/gcc/configure
- @@ -30954,6 +30954,9 @@ fi
- # Check if the target LIBC handles PT_GNU_STACK.
- gcc_cv_libc_gnustack=unknown
- case "$target" in
- + mips*-*-linux-musl*)
- + gcc_cv_libc_gnustack=yes
- + ;;
- mips*-*-linux*)
-
- if test $glibc_version_major -gt 2 \
- --- a/gcc/configure.ac
- +++ b/gcc/configure.ac
- @@ -6788,6 +6788,9 @@ fi
- # Check if the target LIBC handles PT_GNU_STACK.
- gcc_cv_libc_gnustack=unknown
- case "$target" in
- + mips*-*-linux-musl*)
- + gcc_cv_libc_gnustack=yes
- + ;;
- mips*-*-linux*)
- GCC_GLIBC_VERSION_GTE_IFELSE([2], [31], [gcc_cv_libc_gnustack=yes], )
- ;;
|
