[Top][All Lists]
[Date Prev][Date Next][Thread Prev][Thread Next][Date Index][Thread Index]
Re: Emacs 23.1.96 (git HEAD) crashing at startup.
From: |
Chong Yidong |
Subject: |
Re: Emacs 23.1.96 (git HEAD) crashing at startup. |
Date: |
Sun, 02 May 2010 19:41:23 -0400 |
User-agent: |
Gnus/5.13 (Gnus v5.13) Emacs/24.0.50 (gnu/linux) |
Elias Pipping <address@hidden> writes:
> Could you make the check and the error message a bit more precise? For
> example, CFLAGS="-O2 -fno-optimize-sibling-calls" should get through
> (CFLAGS="-O1 -foptimize-sibling-calls" should not, but that can
> probably be ignored). It'd also be nice if either the error message or
> the comments in configure.in referred to this bug.
Sure. Could you test this updated patch?
*** configure.in 2010-04-20 01:29:37 +0000
--- configure.in 2010-05-02 23:38:03 +0000
***************
*** 2600,2605 ****
--- 2600,2613 ----
CFLAGS="$REAL_CFLAGS"
CPPFLAGS="$REAL_CPPFLAGS"
+ ## Hack to detect a buggy GCC version.
+ if test "x$GCC" = xyes \
+ && test x"`$CC --version 2> /dev/null | grep 'gcc.* 4.5.0'`" != x \
+ && test x"`echo $CFLAGS | grep '\-O[23]'`" != x \
+ && test x"`echo $CFLAGS | grep '\-fno-optimize-sibling-calls'`" = x; then
+ AC_MSG_ERROR([GCC 4.5.0 has problems compiling Emacs; see etc/PROBLEMS'.])
+ fi
+
#### Find out which version of Emacs this is.
[version=`grep 'defconst[ ]*emacs-version' ${srcdir}/lisp/version.el \
| sed -e 's/^[^"]*"\([^"]*\)".*$/\1/'`]
*** configure 2010-04-20 01:29:37 +0000
--- configure 2010-05-02 23:38:37 +0000
***************
*** 25559,25564 ****
--- 25559,25574 ----
CFLAGS="$REAL_CFLAGS"
CPPFLAGS="$REAL_CPPFLAGS"
+ ## Hack to detect a buggy GCC version.
+ if test "x$GCC" = xyes \
+ && test x"`$CC --version 2> /dev/null | grep 'gcc.* 4.5.0'`" != x \
+ && test x"`echo $CFLAGS | grep '\-O23'`" != x \
+ && test x"`echo $CFLAGS | grep '\-fno-optimize-sibling-calls'`" = x; then
+ { { $as_echo "$as_me:$LINENO: error: GCC 4.5.0 has problems compiling
Emacs; see etc/PROBLEMS'." >&5
+ $as_echo "$as_me: error: GCC 4.5.0 has problems compiling Emacs; see
etc/PROBLEMS'." >&2;}
+ { (exit 1); exit 1; }; }
+ fi
+
#### Find out which version of Emacs this is.
version=`grep 'defconst[ ]*emacs-version' ${srcdir}/lisp/version.el \
| sed -e 's/^[^"]*"\([^"]*\)".*$/\1/'`
- Emacs 23.1.96 (git HEAD) crashing at startup., Ashish SHUKLA, 2010/05/01
- Re: Emacs 23.1.96 (git HEAD) crashing at startup., Eli Zaretskii, 2010/05/01
- Re: Emacs 23.1.96 (git HEAD) crashing at startup., Ashish SHUKLA, 2010/05/02
- Re: Emacs 23.1.96 (git HEAD) crashing at startup., Chong Yidong, 2010/05/02
- Re: Emacs 23.1.96 (git HEAD) crashing at startup., Eli Zaretskii, 2010/05/02
- Re: Emacs 23.1.96 (git HEAD) crashing at startup., Chong Yidong, 2010/05/02
- Re: Emacs 23.1.96 (git HEAD) crashing at startup., Ashish SHUKLA, 2010/05/02
- Re: Emacs 23.1.96 (git HEAD) crashing at startup., Elias Pipping, 2010/05/02
- Re: Emacs 23.1.96 (git HEAD) crashing at startup.,
Chong Yidong <=
- Re: Emacs 23.1.96 (git HEAD) crashing at startup., Miles Bader, 2010/05/02
- Re: Emacs 23.1.96 (git HEAD) crashing at startup., Miles Bader, 2010/05/02
- Re: Emacs 23.1.96 (git HEAD) crashing at startup., Ashish SHUKLA, 2010/05/02
- Re: Emacs 23.1.96 (git HEAD) crashing at startup., Elias Pipping, 2010/05/02