https://sourceware.org/bugzilla/show_bug.cgi?id=21479
Bug ID: 21479
Summary: strip doesn't handle lto archives
Product: binutils
Version: 2.29 (HEAD)
Status: NEW
Severity: normal
Priority: P2
Component: binutils
Assignee: unassigned at sourceware dot org
Reporter: markus at trippelsdorf dot de
Target Milestone: ---
markus@x4 /tmp % cat a.c
extern void foo1(void);
void foo2(void) { foo1(); }
void foo3(void) {}
markus@x4 /tmp % cat b.c
extern void foo2(void);
extern void foo3(void);
void foo1(void) { foo3(); }
int main(void) { foo2(); }
markus@x4 /tmp % gcc -c -flto a.c
markus@x4 /tmp % ar cr a.a a.o
markus@x4 /tmp % gcc b.c a.a
markus@x4 /tmp % strip -v --strip-unneeded a.a
copy from `a.a(a.o)' [elf64-x86-64] to `sthHR2ab/a.o' [elf64-x86-64]
strip: sthHR2ab/a.o: plugin needed to handle lto object
markus@x4 /tmp % gcc b.c a.a
/tmp/cc5eDBC4.o:b.c:function foo1: error: undefined reference to 'foo3'
/tmp/cc5eDBC4.o:b.c:function main: error: undefined reference to 'foo2'
collect2: error: ld returned 1 exit status
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