Backport mainline r179330 to ARM/embedded-4_6-branch Committed.
2011-09-29 Joey Ye <[email protected]> Backport r179330 from mainline 2011-09-29 Jiangning Liu <[email protected]> * gcc/testsuite/gcc.dg/tree-ssa/predcom-1.c: Explicitly turn on loop unroll and set max unroll times to 8. * gcc/testsuite/gcc.dg/tree-ssa/predcom-2.c: Likewise. * gcc/testsuite/gcc.dg/tree-ssa/predcom-3.c: Likewise. * gcc/testsuite/gcc.dg/tree-ssa/predcom-4.c: Likewise. * gcc/testsuite/gcc.dg/tree-ssa/predcom-5.c: Likewise.
