gcc/cse.c · bae7b38cf8a21e068ad5c0bab089dedb78af3346 · lvzhengyang / riscv-gcc-1

Remove no-op register to register copies in CSE just like we remove no-op memory to memory copies. · 4aded535

        PR rtl-optimization/90275
        * cse.c (cse_insn): Delete no-op register moves too.

        PR rtl-optimization/90275
        * gcc.c-torture/compile/pr90275.c: New test.

committed Mar 12, 2020

4aded535

cse.c 234 KB