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Diffstat (limited to 'FAQ')
| -rw-r--r-- | FAQ | 34 |
1 files changed, 13 insertions, 21 deletions
diff --git a/FAQ b/FAQ index 6eb4ff0fef..ed4658149c 100644 --- a/FAQ +++ b/FAQ @@ -24,7 +24,7 @@ please let me know. 1.3. When I try to compile glibc I get only error messages. What's wrong? 1.4. Do I need a special linker or archiver? -1.5. What tools do I need for powerpc? +1.5. Which compiler should I use for powerpc? 1.6. Do I need some more things to compile GNU C Library? 1.7. What version of the Linux kernel headers should be used? 1.8. When I run `nm -u libc.so' on the produced library I still @@ -203,25 +203,19 @@ may have native linker support, but it's moot right now, because glibc has not been ported to them. -1.5. What tools do I need for powerpc? +1.5. Which compiler should I use for powerpc? -{GK} For a successful installation you definitely need the most recent -tools. You can safely assume that anything earlier than binutils -2.8.1.0.17 and egcs-1.0 will have problems. We'd advise at the moment -binutils 2.8.1.0.18 and egcs-1.0.1. +{GK} You want to use egcs 1.0.1 or later (together with the right +versions of all the other tools, of course). -In fact, egcs 1.0.1 currently has two serious bugs that prevent a -clean make; one relates to switch statement folding, for which there -is a temporary patch at +In fact, egcs 1.0.1 has a serious bug that prevents a clean make, +relating to switch statement folding. It also causes the resulting +shared libraries to use more memory than they should. There is a +patch at: -<http://discus.anu.edu.au/~geoffk/egcs-1.0-geoffk.diff.gz> +<http://discus.anu.edu.au/~geoffk/egcs-1.0.1-geoffk.diff> -and the other relates to 'forbidden register spilled', for which the -workaround is to put - -CFLAGS-condvar.c += -fno-inline - -in configparms. Later versions of egcs may fix these problems. +Later versions of egcs may fix these problems. 1.6. Do I need some more things to compile GNU C Library? @@ -247,7 +241,8 @@ in configparms. Later versions of egcs may fix these problems. * When compiling for Linux, the header files of the Linux kernel must be available to the compiler as <linux/*.h> and <asm/*.h>. -* lots of disk space (~170MB for i?86-linux; more for RISC platforms). +* lots of disk space (~170MB for i?86-linux; more for RISC platforms, + as much as 400MB). * plenty of time. Compiling just the shared and static libraries for i?86-linux takes approximately 1h on an i586@133, or 2.5h on @@ -290,9 +285,6 @@ symbols: * symbols starting with _dl_* come from the dynamic linker -* symbols resolved by using libgcc.a - (__udivdi3, __umoddi3, or similar) - * weak symbols, which need not be resolved at all (fabs for example) Generally, you should make sure you find a real program which produces @@ -1141,7 +1133,7 @@ Answers were given by: {MK} Mark Kettenis, <kettenis@phys.uva.nl> {ZW} Zack Weinberg, <zack@rabi.phys.columbia.edu> {TK} Thorsten Kukuk, <kukuk@vt.uni-paderborn.de> -{GK} Geoffrey Keating, <Geoff.Keating@anu.edu.au> +{GK} Geoffrey Keating, <geoffk@ozemail.com.au> {HJ} H.J. Lu, <hjl@gnu.org> Local Variables: |