configure.ac (BACKTRACESPEC): Remove definition, but continue to AC_SUBST definition from configure.host.

* configure.ac (BACKTRACESPEC): Remove definition, but continue to
	AC_SUBST definition from configure.host.
	* configure.host: Don't use -fno-omit-frame-pointer. Set BACKTRACESPEC
	to -fomit-frame-pointer on 32-bit x86 targets.

From-SVN: r100469
This commit is contained in:
Bryce McKinlay 2005-06-01 22:55:07 +00:00 committed by Bryce McKinlay
parent ae263c7a36
commit 135709e82d
3 changed files with 14 additions and 11 deletions

View File

@ -1,3 +1,10 @@
2005-06-01 Bryce McKinlay <mckinlay@redhat.com>
* configure.ac (BACKTRACESPEC): Remove definition, but continue to
AC_SUBST definition from configure.host.
* configure.host: Don't use -fno-omit-frame-pointer. Set BACKTRACESPEC
to -fomit-frame-pointer on 32-bit x86 targets.
2005-06-01 Tom Tromey <tromey@redhat.com>
* java/io/ObjectInputStream.java (currentLoader): Fixed typo.

View File

@ -1148,6 +1148,7 @@ AC_SUBST(ZINCS)
AC_SUBST(DIVIDESPEC)
AC_SUBST(CHECKREFSPEC)
AC_SUBST(EXCEPTIONSPEC)
AC_SUBST(BACKTRACESPEC)
AC_SUBST(IEEESPEC)
AM_CONDITIONAL(NATIVE, test "$NATIVE" = yes)
@ -1345,15 +1346,6 @@ if test "$enable_sjlj_exceptions" = yes; then
SIGNAL_HANDLER_AUX=
fi
# Define here any compiler flags that you need in order to make backtrace() work.
BACKTRACESPEC=
case "${host}" in
x86_64*-*-linux*|i?86-*)
BACKTRACESPEC=-fno-omit-frame-pointer
;;
esac
AC_SUBST(BACKTRACESPEC)
AC_SUBST(SYSDEP_SOURCES)
if test -z "$SIGNAL_HANDLER_AUX"; then

View File

@ -69,6 +69,7 @@ echo "$target"
DIVIDESPEC=-fuse-divide-subroutine
EXCEPTIONSPEC=-fnon-call-exceptions
CHECKREFSPEC=
BACKTRACESPEC=
# This case statement supports per-CPU defaults.
case "${host}" in
@ -94,17 +95,18 @@ case "${host}" in
;;
i686-*|i586-*|i486-*|i386-*)
sysdeps_dir=i386
libgcj_flags="${libgcj_flags} -ffloat-store -fno-omit-frame-pointer"
libgcj_flags="${libgcj_flags} -ffloat-store"
libgcj_interpreter=yes
libgcj_cxxflags=
libgcj_cflags=
DIVIDESPEC=-fno-use-divide-subroutine
BACKTRACESPEC=-fomit-frame-pointer
enable_hash_synchronization_default=yes
slow_pthread_self=yes
;;
x86_64-*)
sysdeps_dir=x86-64
libgcj_flags="${libgcj_flags} -ffloat-store -fno-omit-frame-pointer"
libgcj_flags="${libgcj_flags} -ffloat-store"
libgcj_cxxflags=
libgcj_cflags=
DIVIDESPEC=-f%{m32:no-}use-divide-subroutine
@ -266,6 +268,8 @@ esac
case "${host}" in
*-cygwin* | *-mingw*)
fallback_backtrace_h=sysdep/i386/backtrace.h
# We need a frame pointer on Windows, so override BACKTRACESPEC
BACKTRACESPEC=
;;
esac