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Re: GDB 6.8.92 available for testing
On Fri, 02 Oct 2009 23:45:33 +0200, Tom Tromey wrote:
> This is ok to put on the archer task list, if you want to put it there.
Done.
> Jan> There exist >2GB debuginfos:
> Jan> http://cvs.fedora.redhat.com/viewvc/rpms/gdb/devel/gdb-6.3-bz231832-obstack-2gb.patch?view=co
>
> I didn't like this patch when I first saw it, but maybe I was misreading
> it. On first read it looked like it didn't fully update obstacks.
The obstacks patch should go first to glibc but it never made it there, it
still should be pushed.
http://sourceware.org/ml/libc-alpha/2007-01/msg00090.html
> I wonder how important this is now that we mmap the debuginfo.
Still the generated indexes can get large.
> Do we have a test case for it?
As it is very expensive to run it was just made for one-shot manual run.
Regards,
Jan
--- /dev/null 2009-09-27 23:35:12.323860784 +0200
+++ Makefile 2007-03-12 14:00:43.000000000 +0100
@@ -0,0 +1,19 @@
+SYMNUM = $$[0x880000]
+SYMLEN = $$[0x100]
+CFLAGS = -ggdb3 -Wall
+
+all: main
+
+macro.h: gen Makefile
+ ./$< $(SYMNUM) $(SYMLEN) >$@
+
+library.so: library.c
+ $(LINK.c) $< $(LOADLIBES) $(LDLIBS) -o $@ -shared -fPIC
+
+main: main.c macro.h library.so
+ $(LINK.c) $< $(LOADLIBES) $(LDLIBS) -o $@ library.so -Wl,-rpath,.
+
+.PHONY: clean
+clean:
+ $(RM) main gen macro.h library.so
+
--- /dev/null 2009-09-27 23:35:12.323860784 +0200
+++ gen.c 2007-01-21 02:27:08.000000000 +0100
@@ -0,0 +1,23 @@
+#include <stdio.h>
+#include <stdlib.h>
+
+
+int main (int argc, char **argv)
+{
+ int symnum, symlen;
+ int symi, symj;
+
+ symnum = atoi (argv[1]);
+ symlen = atoi (argv[2]);
+
+ for (symi = 0; symi < symnum; symi++)
+ {
+ printf ("#define MACRO%d ", symi);
+ for (symj = 1; symj <= symlen; symj++)
+ putchar ('0' + symj % 10);
+ putchar ('\n');
+ }
+ puts ("/* EOF */");
+
+ return 0;
+}
--- /dev/null 2009-09-27 23:35:12.323860784 +0200
+++ library.c 2007-03-11 16:25:00.000000000 +0100
@@ -0,0 +1,6 @@
+#include "macro.h"
+
+
+void libfunc (void)
+{
+}
--- /dev/null 2009-09-27 23:35:12.323860784 +0200
+++ main.c 2007-03-11 16:24:57.000000000 +0100
@@ -0,0 +1,7 @@
+extern void libfunc (void);
+
+int main (void)
+{
+ libfunc ();
+ return 0;
+}