http://sourceware.org/bugzilla/show_bug.cgi?id=14591
Bug #: 14591
Summary: Wrong symbol type with common symbol and weak function
Product: binutils
Version: unspecified
Status: NEW
Severity: normal
Priority: P2
Component: ld
AssignedTo: [email protected]
ReportedBy: [email protected]
Classification: Unclassified
[hjl@gnu-6 pr14590]$ cat x.c
#include <stdio.h>
int foo;
int
main ()
{
foo = getchar ();
return foo != 0;
}
[hjl@gnu-6 pr14590]$ cat y.c
void alt (void) { }
void foo (void);
void * foo_ifunc (void) __asm__ ("foo");
//__asm__(".type foo, %gnu_indirect_function");
__asm__(".weak foo");
void *
foo_ifunc (void)
{
return alt;
}
[hjl@gnu-6 pr14590]$ make
gcc -B./ -g -c -o x.o x.c
gcc -B./ -g -c -o y.o y.c
gcc -B./ -static -o x x.o y.o
readelf -s --wide x | grep foo
1793: 00000000006b4f70 4 FUNC GLOBAL DEFAULT 26 foo
echo 0 | ./x
make: *** [all] Error 1
[hjl@gnu-6 pr14590]$
"foo" should be marked as OBJECT, not FUNC.
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