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[RISCV] Precommit testcase to show wrong result of make-compressible …
…optimization Use following example to demo what happened now: li a1, 1 sd a1, 800(a0) sd a0, 808(a0) # Store base address into base + offset li a1, 2 sd a1, 816(a0) Current will optimizate into: li a1, 1 addi a2, a0, 768 sd a1, 32(a2) sd a2, 40(a2) # Wrong replacement for the source register. li a1, 2 sd a1, 48(a2) Reviewed By: asb Differential Revision: https://reviews.llvm.org/D128875
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