Executing on host: /test/gnu/gcc/objdir/gcc/xgcc -B/test/gnu/gcc/objdir/gcc/ /te
st/gnu/gcc/gcc/gcc/testsuite/gcc.dg/pr43157.c   -O1 -flto -fuse-linker-plugin  -
lm   -o pr43157.exe    (timeout = 300)
xgcc: fatal error: -fuse-linker-plugin, but liblto_plugin.so not found
compilation terminated.
compiler exited with status 1
output is:
xgcc: fatal error: -fuse-linker-plugin, but liblto_plugin.so not found
compilation terminated.

FAIL: gcc.dg/pr43157.c (test for excess errors)
Excess errors:
xgcc: fatal error: -fuse-linker-plugin, but liblto_plugin.so not found
compilation terminated.

With -v:

Reading specs from /test/gnu/gcc/objdir/gcc/specs
COLLECT_GCC=/test/gnu/gcc/objdir/gcc/xgcc
COLLECT_LTO_WRAPPER=/test/gnu/gcc/objdir/gcc/lto-wrapper
Target: hppa64-hp-hpux11.11
Configured with: ../gcc/configure --with-gnu-as --with-as=/opt/gnu64/bin/as --with-ld=/usr/ccs/bin/ld --enable-shared --with-local-prefix=/opt/gnu64 --prefix=/opt/gnu64/gcc/gcc-4.6.0 --build=hppa64-hp-hpux11.11 --enable-threads=posix --disable-nls --with-gmp=/opt/gnu64/gcc/gcc-4.6.0 --with-libelf=/opt/gnu64 --enable-languages=c,c++,objc,obj-c++,fortran,lto
Thread model: posix
gcc version 4.6.0 20101214 (experimental) [trunk revision 167781] (GCC) 
COLLECT_GCC_OPTIONS='-B' '/test/gnu/gcc/objdir/gcc/' '-O1' '-flto' '-fuse-linker-plugin' '-o' 'pr43157.exe' '-v'
 /test/gnu/gcc/objdir/gcc/cc1 -quiet -v -iprefix /test/gnu/gcc/objdir/gcc/../lib/gcc/hppa64-hp-hpux11.11/4.6.0/ -isystem /test/gnu/gcc/objdir/gcc/include -isystem /test/gnu/gcc/objdir/gcc/include-fixed /test/gnu/gcc/gcc/gcc/testsuite/gcc.dg/pr43157.c -quiet -dumpbase pr43157.c -auxbase pr43157 -O1 -version -flto -fuse-linker-plugin -o /var/tmp//cc8dn1cK.s
GNU C (GCC) version 4.6.0 20101214 (experimental) [trunk revision 167781] (hppa64-hp-hpux11.11)
	compiled by GNU C version 4.6.0 20101214 (experimental) [trunk revision 167781], GMP version 5.0.1, MPFR version 2.4.2, MPC version 0.8.2
GGC heuristics: --param ggc-min-expand=30 --param ggc-min-heapsize=4096
ignoring nonexistent directory "/test/gnu/gcc/objdir/gcc/../lib/gcc/hppa64-hp-hpux11.11/4.6.0/include"
ignoring nonexistent directory "/test/gnu/gcc/objdir/gcc/../lib/gcc/hppa64-hp-hpux11.11/4.6.0/include-fixed"
ignoring nonexistent directory "/test/gnu/gcc/objdir/gcc/../lib/gcc/hppa64-hp-hpux11.11/4.6.0/../../../../hppa64-hp-hpux11.11/include"
ignoring nonexistent directory "/test/gnu/gcc/objdir/gcc/../lib/gcc/../../lib/gcc/hppa64-hp-hpux11.11/4.6.0/include"
ignoring nonexistent directory "/test/gnu/gcc/objdir/gcc/../lib/gcc/../../include"
ignoring nonexistent directory "/test/gnu/gcc/objdir/gcc/../lib/gcc/../../lib/gcc/hppa64-hp-hpux11.11/4.6.0/include-fixed"
ignoring nonexistent directory "/test/gnu/gcc/objdir/gcc/../lib/gcc/../../lib/gcc/hppa64-hp-hpux11.11/4.6.0/../../../../hppa64-hp-hpux11.11/include"
#include "..." search starts here:
#include <...> search starts here:
 /test/gnu/gcc/objdir/gcc/include
 /test/gnu/gcc/objdir/gcc/include-fixed
 /opt/gnu64/include
 /usr/include
End of search list.
GNU C (GCC) version 4.6.0 20101214 (experimental) [trunk revision 167781] (hppa64-hp-hpux11.11)
	compiled by GNU C version 4.6.0 20101214 (experimental) [trunk revision 167781], GMP version 5.0.1, MPFR version 2.4.2, MPC version 0.8.2
GGC heuristics: --param ggc-min-expand=30 --param ggc-min-heapsize=4096
Compiler executable checksum: 7ccd9647394182dfe07867e5fd941d9c
COLLECT_GCC_OPTIONS='-B' '/test/gnu/gcc/objdir/gcc/' '-O1' '-flto' '-fuse-linker-plugin' '-o' 'pr43157.exe' '-v'
 /opt/gnu64/bin/as -v -o /var/tmp//ccAnbwpu.o /var/tmp//cc8dn1cK.s
GNU assembler version 2.20.51 (hppa64-hp-hpux11.11) using BFD version (GNU Binutils) 2.20.51.20100309
xgcc: fatal error: -fuse-linker-plugin, but liblto_plugin.so not found
compilation terminated.

HP linker doesn't support linker plugins.