[Bug lto/45702] [4.6 Regression] New LTO test failures

[hjl dot tools at gmail dot com]

------- Comment #2 from hjl dot tools at gmail dot com  2010-09-17 13:35 -------
I got

# /export/build/gnu/gcc-32bit/build-i686-linux/gcc/xgcc
-B/export/build/gnu/gcc-32bit/build-i686-linux/gcc/
/export/gnu/import/git/gcc/gcc/testsuite/gcc.dg/pr28712.c   -flto -r -nostdlib 
/export/gnu/import/git/gcc/gcc/testsuite/gcc.dg/pr28712.c
/export/gnu/import/git/gcc/gcc/testsuite/gcc.dg/pr28712.c  -lm   -o pr28712.exe
-v
....
/export/build/gnu/gcc-32bit/build-i686-linux/gcc/collect-ld --eh-frame-hdr -m
elf_i386 -dynamic-linker /lib/ld-linux.so.2 -o pr28712.exe -r
-L/export/build/gnu/gcc-32bit/build-i686-linux/gcc /tmp/ccLvxKIY.o
/tmp/ccpjReNk.o /tmp/ccBVusXG.o -lm
/usr/local/bin/ld: cannot find -lm
collect2: ld returned 1 exit status

For some reason, gcc driver failed to pass -L/usr/lib to collect-ld.


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http://gcc.gnu.org/bugzilla/show_bug.cgi?id=45702