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authorUlrich Drepper <drepper@redhat.com>1999-07-31 22:27:07 +0000
committerUlrich Drepper <drepper@redhat.com>1999-07-31 22:27:07 +0000
commit83f6a99044e85962c9d87b8b89734154096a0087 (patch)
treec28ca0227580551957fd6c10965f1bce053c2fb9
parentf01010de9b930aed92bac4f9d5236bd0a2ec6a87 (diff)
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Update.
1999-07-31 H.J. Lu <hjl@gnu.org> * string/bits/string2.h (__strcpy_small): Fix a typo.
-rw-r--r--ChangeLog4
-rw-r--r--FAQ36
-rw-r--r--FAQ.in38
-rw-r--r--string/bits/string2.h2
4 files changed, 58 insertions, 22 deletions
diff --git a/ChangeLog b/ChangeLog
index 52ee4db..7ef75a6 100644
--- a/ChangeLog
+++ b/ChangeLog
@@ -1,3 +1,7 @@
+1999-07-31 H.J. Lu <hjl@gnu.org>
+
+ * string/bits/string2.h (__strcpy_small): Fix a typo.
+
1999-07-31 Ulrich Drepper <drepper@cygnus.com>
* Makeconfig (link-libc): Always define it, not only for shared
diff --git a/FAQ b/FAQ
index 799be81..d412f8e 100644
--- a/FAQ
+++ b/FAQ
@@ -234,6 +234,9 @@ EGCS and gcc 2.8.1 shows this:
Make up your own decision.
+GNU CC versions 2.95 and above are derived from egcs, and they may do even
+better.
+
1.3. When I try to compile glibc I get only error messages.
What's wrong?
@@ -267,16 +270,8 @@ them.
1.5. Which compiler should I use for powerpc?
-{GK} You want to use egcs 1.1 or later (together with the right versions
-of all the other tools, of course).
-
-In fact, egcs 1.1 has a bug that causes linuxthreads to be
-miscompiled, resulting in segmentation faults when using condition
-variables. There is a temporary patch at:
-
-<http://discus.anu.edu.au/~geoffk/egcs-3.diff>
-
-Later versions of egcs may fix this problem.
+{GK} You want to use at least gcc 2.95 (together with the right versions
+of all the other tools, of course). See also question question 2.8.
1.6. Which tools should I use for ARM?
@@ -333,6 +328,9 @@ Binutils 2.9.1.0.16 or later is also required.
<yann@plato.uni-paderborn.de> reports 22h48m on Atari TT030
(Motorola 68030 @ 32 Mhz, 34 Mb memory)
+ A full build of the PowerPC library took 1h on a PowerPC 750@400Mhz w/
+ 64MB of RAM, and about 9h on a 601@60Mhz w/ 72Mb.
+
If you have some more measurements let me know.
@@ -784,6 +782,24 @@ newer since we have explicitly add references to the functions causing the
problem. But you nevertheless should use EGCS for other reasons
(see question 1.2).
+{GK} On some Linux distributions for PowerPC, you can see this when you have
+built gcc or egcs from the Web sources (gcc versions 2.95 or earlier), then
+re-built glibc. This happens because in these versions of gcc, exception
+handling is implemented using an older method; the people making the
+distributions are a little ahead of their time.
+
+A quick solution to this is to find the libgcc.a file that came with the
+distribution (it would have been installed under /usr/lib/gcc-lib), do
+`ar x libgcc.a frame.o' to get the frame.o file out, and add a line saying
+`LDLIBS-c.so += frame.o' to the file `configparms' in the directory you're
+building in. You can check you've got the right `frame.o' file by running
+`nm frame.o' and checking that it has the symbols defined that you're
+missing.
+
+This will let you build glibc with the C compiler. The C++ compiler
+will still be binary incompatible with any C++ shared libraries that
+you got with your distribution.
+
2.9. How can I compile gcc 2.7.2.1 from the gcc source code using
glibc 2.x?
diff --git a/FAQ.in b/FAQ.in
index fa4606d..e9e2215 100644
--- a/FAQ.in
+++ b/FAQ.in
@@ -73,6 +73,9 @@ EGCS and gcc 2.8.1 shows this:
Make up your own decision.
+GNU CC versions 2.95 and above are derived from egcs, and they may do even
+better.
+
?? When I try to compile glibc I get only error messages.
What's wrong?
@@ -103,16 +106,8 @@ them.
??powerpc Which compiler should I use for powerpc?
-{GK} You want to use egcs 1.1 or later (together with the right versions
-of all the other tools, of course).
-
-In fact, egcs 1.1 has a bug that causes linuxthreads to be
-miscompiled, resulting in segmentation faults when using condition
-variables. There is a temporary patch at:
-
-<http://discus.anu.edu.au/~geoffk/egcs-3.diff>
-
-Later versions of egcs may fix this problem.
+{GK} You want to use at least gcc 2.95 (together with the right versions
+of all the other tools, of course). See also question ?excpt.
??arm Which tools should I use for ARM?
@@ -167,6 +162,9 @@ Binutils 2.9.1.0.16 or later is also required.
<yann@plato.uni-paderborn.de> reports 22h48m on Atari TT030
(Motorola 68030 @ 32 Mhz, 34 Mb memory)
+ A full build of the PowerPC library took 1h on a PowerPC 750@400Mhz w/
+ 64MB of RAM, and about 9h on a 601@60Mhz w/ 72Mb.
+
If you have some more measurements let me know.
?? What version of the Linux kernel headers should be used?
@@ -568,7 +566,7 @@ not a symlink to libc.so.6. It should look something like this:
GROUP ( libc.so.6 libc_nonshared.a )
-?? When I run an executable on one system which I compiled on
+??excpt When I run an executable on one system which I compiled on
another, I get dynamic linker errors. Both systems have the same
version of glibc installed. What's wrong?
@@ -599,6 +597,24 @@ newer since we have explicitly add references to the functions causing the
problem. But you nevertheless should use EGCS for other reasons
(see ?binsize).
+{GK} On some Linux distributions for PowerPC, you can see this when you have
+built gcc or egcs from the Web sources (gcc versions 2.95 or earlier), then
+re-built glibc. This happens because in these versions of gcc, exception
+handling is implemented using an older method; the people making the
+distributions are a little ahead of their time.
+
+A quick solution to this is to find the libgcc.a file that came with the
+distribution (it would have been installed under /usr/lib/gcc-lib), do
+`ar x libgcc.a frame.o' to get the frame.o file out, and add a line saying
+`LDLIBS-c.so += frame.o' to the file `configparms' in the directory you're
+building in. You can check you've got the right `frame.o' file by running
+`nm frame.o' and checking that it has the symbols defined that you're
+missing.
+
+This will let you build glibc with the C compiler. The C++ compiler
+will still be binary incompatible with any C++ shared libraries that
+you got with your distribution.
+
?? How can I compile gcc 2.7.2.1 from the gcc source code using
glibc 2.x?
diff --git a/string/bits/string2.h b/string/bits/string2.h
index d81f02f..4d27a44 100644
--- a/string/bits/string2.h
+++ b/string/bits/string2.h
@@ -441,7 +441,7 @@ __strcpy_small (char *__dest,
case 8:
__u->__ui = __src0_4;
__u = (void *) __u + 4;
- __u->__usi = __src4_4;
+ __u->__ui = __src4_4;
break;
}
return __dest;