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[Bug gold/23411] New: Different behavior when linking common symbol stat
From: |
hjl.tools at gmail dot com |
Subject: |
[Bug gold/23411] New: Different behavior when linking common symbol statically or to shared object |
Date: |
Fri, 13 Jul 2018 17:55:41 +0000 |
https://sourceware.org/bugzilla/show_bug.cgi?id=23411
Bug ID: 23411
Summary: Different behavior when linking common symbol
statically or to shared object
Product: binutils
Version: 2.32 (HEAD)
Status: NEW
Severity: normal
Priority: P2
Component: gold
Assignee: ccoutant at gmail dot com
Reporter: hjl.tools at gmail dot com
CC: ian at airs dot com
Target Milestone: ---
address@hidden gold-2]$ cat con.c
int globalInt = 7;
address@hidden gold-2]$ cat main.c
#include <stdio.h>
int globalInt;
int main()
{
printf("globalInt is %d\n", globalInt);
return 0;
}
address@hidden gold-2]$ make
gcc -fuse-ld=gold -fpic -c -o main.o main.c
gcc -fuse-ld=gold -fpic -c -o con.o con.c
gcc -fuse-ld=gold -shared -fpic -o libcon.so con.o
gcc -fuse-ld=gold -o app.shared main.o -L. -lcon -Wl,-R,.
gcc -fuse-ld=gold -o app.static main.o con.o
ar rv libcon.a con.o
r - con.o
gcc -fuse-ld=gold -o app.a main.o libcon.a
./app.shared
globalInt is 0
./app.static
globalInt is 7
./app.a
globalInt is 0
address@hidden gold-2]$ make clean
rm -f *.o libcon.so app.shared app.static
address@hidden gold-2]$ make CC=gcc
gcc -fpic -c -o main.o main.c
gcc -fpic -c -o con.o con.c
gcc -shared -fpic -o libcon.so con.o
gcc -o app.shared main.o -L. -lcon -Wl,-R,.
gcc -o app.static main.o con.o
ar rv libcon.a con.o
r - con.o
gcc -o app.a main.o libcon.a
./app.shared
globalInt is 7
./app.static
globalInt is 7
./app.a
globalInt is 7
address@hidden gold-2]$
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- [Bug gold/23411] New: Different behavior when linking common symbol statically or to shared object,
hjl.tools at gmail dot com <=
- [Bug gold/23411] Different behavior when linking common symbol statically or to shared object, amonakov at gmail dot com, 2018/07/13
- [Bug gold/23411] Different behavior when linking common symbol statically or to shared object, ccoutant at gmail dot com, 2018/07/13
- [Bug gold/23411] Different behavior when linking common symbol statically or to shared object, hjl.tools at gmail dot com, 2018/07/13
- [Bug gold/23411] Different behavior when linking common symbol statically or to shared object, zenith432 at users dot sourceforge.net, 2018/07/14
- [Bug gold/23411] Different behavior when linking common symbol statically or to shared object, ccoutant at gmail dot com, 2018/07/14
- [Bug gold/23411] Different behavior when linking common symbol statically or to shared object, zenith432 at users dot sourceforge.net, 2018/07/14
- [Bug gold/23411] Different behavior when linking common symbol statically or to shared object, zenith432 at users dot sourceforge.net, 2018/07/14
- [Bug gold/23411] Different behavior when linking common symbol statically or to shared object, amonakov at gmail dot com, 2018/07/16
- [Bug gold/23411] Different behavior when linking common symbol statically or to shared object, ccoutant at gmail dot com, 2018/07/16