lib/macro/internal: Only use alloc instead of std #48
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Fix #47. The problem is that for stable compilers older than 1.51, we used to support no-std alloc environments, but not no-alloc environments. For compilers 1.51 and later, we additionally support no-alloc environments using resolver = "2" in Cargo.toml of the end binary.
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Fix #47
The problem was that for stable compilers older than 1.51, we used to support no-std alloc environments, but not no-alloc environments. This was accidentally rolled-back in 76e21dd. For compilers 1.51 and later, we additionally support no-alloc environments using
resolver = "2"inCargo.tomlof the end binary.