http://sourceware.org/bugzilla/show_bug.cgi?id=13779
Bug #: 13779
Summary: multiple definition symbol error when using gcc's lto
and ld script
Product: binutils
Version: unspecified
Status: NEW
Severity: normal
Priority: P2
Component: ld
AssignedTo: unassig...@sourceware.org
ReportedBy: tian...@cernet.edu.cn
Classification: Unclassified
If an object file compiled with -flto is loaded by using ld script, the final
ld procedure will report multiple definition error.
$ cat a.c
int main (){return 0;}
$ cat a.ld
INPUT(a.o)
$ gcc -flto -c a.c
$ gcc -flto a.ld
/tmp/ccPbuiPm.ltrans0.ltrans.o: In function `main':
ccPbuiPm.ltrans0.o:(.text+0x0): multiple definition of `main'
a.o:a.c:(.text+0x0): first defined here
a.o: In function `main':
a.c:(.text+0x0): multiple definition of `main'
a.o:a.c:(.text+0x0): first defined here
collect2: error: ld returned 1 exit status
This bug is also subbmited to gcc, please go to
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=52401
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