https://sourceware.org/bugzilla/show_bug.cgi?id=26590
Bug ID: 26590
Summary: --as-needed doesn't work correctly
Product: binutils
Version: 2.36 (HEAD)
Status: NEW
Severity: normal
Priority: P2
Component: ld
Assignee: unassigned at sourceware dot org
Reporter: hjl.tools at gmail dot com
CC: amodra at gmail dot com
Target Milestone: ---
Created attachment 12829
--> https://sourceware.org/bugzilla/attachment.cgi?id=12829&action=edit
A testcase
[hjl@gnu-cfl-2 pr26530a]$ make
gcc -B./ -O2 -g -c -o lto-18a.o lto-18a.c
gcc -B./ -O2 -g -c -o lto-18d.o lto-18d.c
gcc -B./ -O2 -g -fPIC -c -o lto-18b.o lto-18b.c
./ld -shared -o liblto-18b.so lto-18b.o
gcc -B./ -O2 -g -fPIC -c -o lto-18c.o lto-18c.c
./ld -shared -o liblto-18c.so lto-18c.o
gcc -B./ -Wl,--as-needed -o x lto-18a.o lto-18d.o liblto-18b.so liblto-18c.so
-Wl,-R,.
./ld: liblto-18c.so: undefined reference to `f1'
collect2: error: ld returned 1 exit status
make: *** [Makefile:23: x] Error 1
[hjl@gnu-cfl-2 pr26530a]$ gcc -B./ -Wl,--as-needed -o x lto-18a.o lto-18d.o
liblto-18b.so liblto-18c.so -Wl,-R,. -fuse-ld=gold
[hjl@gnu-cfl-2 pr26530a]$ ./x
1
[hjl@gnu-cfl-2 pr26530a]$
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