[EMAIL PROTECTED] common2]$ cat foo.c
void foo (void) { }
[EMAIL PROTECTED] common2]$ cat main.c
#include <stdio.h>
#ifdef FOO
int foo = FOO;
#else
int foo;
#endif
int
main ()
{
printf ("foo: %d\n", foo);
foo = 200;
printf ("foo: %d\n", foo);
return 0;
}
[EMAIL PROTECTED] common2]$ make
gcc -g -fPIC -c foo.c
gcc -shared -o libfoo.so foo.o
gcc -c -o main1.o -g main.c
gcc -o foo1 -B./ libfoo.so main1.o -Wl,-rpath,.
gcc -c -o main2.o -DFOO=2 -g main.c
gcc -o foo2 -B./ libfoo.so main2.o -Wl,-rpath,.
/usr/local/bin/ld: Warning: type of symbol `foo' changed from 2 to 1 in main2.o
gcc -o foo3 -B./ main1.o libfoo.so -Wl,-rpath,.
for f in foo1 foo2 foo3; do echo "Running: $f"; ./$f; \
if [ $? != 0 ]; then echo Failed; fi; done
Running: foo1
foo: 84026879
/bin/sh: line 1: 30371 Segmentation fault ./$f
Failed
Running: foo2
foo: 2
foo: 200
Running: foo3
foo: 0
foo: 200
[EMAIL PROTECTED] common2]$
--
Summary: Inconsistent treatment of common and text
Product: binutils
Version: unspecified
Status: NEW
Severity: normal
Priority: P2
Component: ld
AssignedTo: unassigned at sources dot redhat dot com
ReportedBy: hjl dot tools at gmail dot com
CC: bug-binutils at gnu dot org
http://sourceware.org/bugzilla/show_bug.cgi?id=6877
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