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authorUlrich Drepper <drepper@redhat.com>2000-11-18 21:08:05 +0000
committerUlrich Drepper <drepper@redhat.com>2000-11-18 21:08:05 +0000
commitbb2fc8504d9aaa024bdfd2d630f4241c0e24bbf5 (patch)
tree9bb185e64b7184263be4830747fea4d6bc6d989b /FAQ
parent7b32d065d6854e5f40e656bb7a7081430ec80c5f (diff)
Update.
2000-11-18 Ulrich Drepper <drepper@redhat.com> * wcsmbs/mbrtowc.c (__mbrtowc): Do not only flush if input is '\0'. * wcsmbs/Makefile (tests): Add tst-mbrtowc and tst-wcrtomb. (tst-mbrtowc-ENV): New variable. (tst-wcrtomb-ENV): New variable. * wcsmbs/tst-mbrtowc.c: New file. * wcsmbs/tst-wcrtomb.c: New file.
Diffstat (limited to 'FAQ')
-rw-r--r--FAQ42
1 files changed, 12 insertions, 30 deletions
diff --git a/FAQ b/FAQ
index de4cb739e6..889fe637e2 100644
--- a/FAQ
+++ b/FAQ
@@ -236,22 +236,9 @@ a local mirror first.
You should always try to use the latest official release. Older versions
may not have all the features GNU libc requires. The current releases of
-egcs (1.0.3 and 1.1.1) should work with the GNU C library (for powerpc see
+gcc (2.95 or newer) should work with the GNU C library (for powerpc see
question 1.5; for ARM see question 1.6; for MIPS see question 1.20).
-While the GNU CC should be able to compile glibc it is nevertheless adviced
-to use EGCS. Comparing the sizes of glibc on Intel compiled with a recent
-EGCS and gcc 2.8.1 shows this:
-
- text data bss dec hex filename
- egcs-2.93.10 862897 15944 12824 891665 d9b11 libc.so
- gcc-2.8.1 959965 16468 12152 988585 f15a9 libc.so
-
-Make up your own decision.
-
-GNU CC versions 2.95 and above are derived from egcs, and they may do even
-better.
-
Please note that gcc 2.95 and 2.95.x cannot compile glibc on Alpha due to
problems in the complex float support.
@@ -328,19 +315,19 @@ Binutils 2.9.1.0.16 or later is also required.
* lots of disk space (~400MB for i?86-linux; more for RISC platforms).
* plenty of time. Compiling just the shared and static libraries for
- i?86-linux takes approximately 1h on an AMD-K6@225MHz w/ 96MB of RAM,
- 45mins on a Celeron@400MHz w/ 128MB, and 55mins on a Alpha@533MHz w/ 256MB.
- Multiply this by 1.5 or 2.0 if you build profiling and/or the highly
- optimized version as well. For Hurd systems times are much higher.
+ 35mins on a 2xPIII@550Mhz w/ 512MB RAM. On a 2xUltraSPARC-II@360Mhz
+ w/ 1GB RAM it takes about 14 minutes. Multiply this by 1.5 or 2.0
+ if you build profiling and/or the highly optimized version as well.
+ For Hurd systems times are much higher.
You should avoid compiling in a NFS mounted filesystem. This is
very slow.
- James Troup <J.J.Troup@comp.brad.ac.uk> reports a compile time of
- 45h34m for a full build (shared, static, and profiled) on Atari
- Falcon (Motorola 68030 @ 16 Mhz, 14 Mb memory) and Jan Barte
- <yann@plato.uni-paderborn.de> reports 22h48m on Atari TT030
- (Motorola 68030 @ 32 Mhz, 34 Mb memory)
+ James Troup <J.J.Troup@comp.brad.ac.uk> reports a compile time for
+ an earlier (and smaller!) version of glibc of 45h34m for a full build
+ (shared, static, and profiled) on Atari Falcon (Motorola 68030 @ 16 Mhz,
+ 14 Mb memory) and Jan Barte <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.
@@ -373,11 +360,7 @@ to the root of the 2.2 tree and do `make include/linux/version.h'.
1.9. The compiler hangs while building iconvdata modules. What's
wrong?
-{ZW} This is a problem with old versions of GCC. Initialization of large
-static arrays is very slow. The compiler will eventually finish; give it
-time.
-
-The problem is fixed in egcs 1.1.
+{} Removed. Does not apply anymore.
1.10. When I run `nm -u libc.so' on the produced library I still
@@ -843,8 +826,7 @@ you got with your distribution.
glibc 2.x?
{AJ} There's only correct support for glibc 2.0.x in gcc 2.7.2.3 or later.
-But you should get at least gcc 2.8.1 or egcs 1.1 (or later versions)
-instead.
+But you should get at least gcc 2.95.2 (or later versions) instead.
2.10. The `gencat' utility cannot process the catalog sources which