From 6b1df8b27f7c48d3933b152c0edc9493b199df84 Mon Sep 17 00:00:00 2001
From: Florian Weimer <fweimer@redhat.com>
Date: Fri, 28 Oct 2016 17:04:57 +0200
Subject: i386: Support CFLAGS which imply -fno-omit-frame-pointer [BZ #20729]

---
 sysdeps/unix/sysv/linux/i386/Makefile | 47 ++++++++++++++++++++++++++---------
 1 file changed, 35 insertions(+), 12 deletions(-)

(limited to 'sysdeps/unix/sysv/linux/i386')

diff --git a/sysdeps/unix/sysv/linux/i386/Makefile b/sysdeps/unix/sysv/linux/i386/Makefile
index 6073a9fe04..2596cdfbb2 100644
--- a/sysdeps/unix/sysv/linux/i386/Makefile
+++ b/sysdeps/unix/sysv/linux/i386/Makefile
@@ -1,21 +1,26 @@
 # The default ABI is 32.
 default-abi := 32
 
+# %ebp is used to pass the 6th argument to system calls, so these
+# system calls are incompatible with a frame pointer.
+uses-6-syscall-arguments = -fomit-frame-pointer
+
 ifeq ($(subdir),misc)
 sysdep_routines += ioperm iopl vm86
-# %ebp may be used to pass the 6th argument to syscall.
-CFLAGS-epoll_pwait.o += -fomit-frame-pointer
-CFLAGS-epoll_pwait.os += -fomit-frame-pointer
-CFLAGS-mmap.o += -fomit-frame-pointer
-CFLAGS-mmap.os += -fomit-frame-pointer
-CFLAGS-mmap64.o += -fomit-frame-pointer
-CFLAGS-mmap64.os += -fomit-frame-pointer
+CFLAGS-epoll_pwait.o += $(uses-6-syscall-arguments)
+CFLAGS-epoll_pwait.os += $(uses-6-syscall-arguments)
+CFLAGS-mmap.o += $(uses-6-syscall-arguments)
+CFLAGS-mmap.os += $(uses-6-syscall-arguments)
+CFLAGS-mmap64.o += $(uses-6-syscall-arguments)
+CFLAGS-mmap64.os += $(uses-6-syscall-arguments)
+CFLAGS-pselect.o += $(uses-6-syscall-arguments)
+CFLAGS-pselect.os += $(uses-6-syscall-arguments)
+CFLAGS-rtld-mmap.os += $(uses-6-syscall-arguments)
 endif
 
 ifeq ($(subdir),sysvipc)
-# %ebp may be used to pass the 6th argument to syscall.
-CFLAGS-semtimedop.o += -fomit-frame-pointer
-CFLAGS-semtimedop.os += -fomit-frame-pointer
+CFLAGS-semtimedop.o += $(uses-6-syscall-arguments)
+CFLAGS-semtimedop.os += $(uses-6-syscall-arguments)
 endif
 
 ifeq ($(subdir),elf)
@@ -23,12 +28,22 @@ sysdep-others += lddlibc4
 install-bin += lddlibc4
 endif
 
-# fallocate, posix_fallocate use six-argument inline syscalls.
 ifeq ($(subdir),io)
 sysdep_routines += libc-do-syscall
+CFLAGS-posix_fadvise64.o += $(uses-6-syscall-arguments)
+CFLAGS-posix_fadvise64.os += $(uses-6-syscall-arguments)
+CFLAGS-posix_fallocate.o += $(uses-6-syscall-arguments)
+CFLAGS-posix_fallocate.os += $(uses-6-syscall-arguments)
+CFLAGS-posix_fallocate64.o += $(uses-6-syscall-arguments)
+CFLAGS-posix_fallocate64.os += $(uses-6-syscall-arguments)
+CFLAGS-sync_file_range.o += $(uses-6-syscall-arguments)
+CFLAGS-sync_file_range.os += $(uses-6-syscall-arguments)
+CFLAGS-fallocate.o += $(uses-6-syscall-arguments)
+CFLAGS-fallocate.os += $(uses-6-syscall-arguments)
+CFLAGS-fallocate64.o += $(uses-6-syscall-arguments)
+CFLAGS-fallocate64.os += $(uses-6-syscall-arguments)
 endif
 
-# libpthread uses six-argument inline syscalls.
 ifeq ($(subdir),nptl)
 libpthread-sysdep_routines += libc-do-syscall
 libpthread-shared-only-routines += libc-do-syscall
@@ -50,6 +65,14 @@ ifeq ($(subdir),nptl)
 # pull in __syscall_error routine
 libpthread-routines += sysdep
 libpthread-shared-only-routines += sysdep
+CFLAGS-pthread_rwlock_timedrdlock.o += $(uses-6-syscall-arguments)
+CFLAGS-pthread_rwlock_timedrdlock.os += $(uses-6-syscall-arguments)
+CFLAGS-pthread_rwlock_timedwrlock.o += $(uses-6-syscall-arguments)
+CFLAGS-pthread_rwlock_timedwrlock.os += $(uses-6-syscall-arguments)
+CFLAGS-sem_wait.o += $(uses-6-syscall-arguments)
+CFLAGS-sem_wait.os += $(uses-6-syscall-arguments)
+CFLAGS-sem_timedwait.o += $(uses-6-syscall-arguments)
+CFLAGS-sem_timedwait.os += $(uses-6-syscall-arguments)
 endif
 
 ifeq ($(subdir),rt)
-- 
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