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ltsmin: do not use 0-length arrays for -Wpedantic

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* spot/ltsmin/ltsmin.cc: Here.
This commit is contained in:
Alexandre Duret-Lutz 2017-02-01 15:00:22 +01:00
parent 825c8a8ad9
commit 43d57da7f3
1 changed files with 11 additions and 5 deletions
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16
spot/ltsmin/ltsmin.cc
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@ -140,7 +140,7 @@ namespace spot
size_t hash_value: 32;
int size: 16;
mutable unsigned count: 16;
int vars[0];
int vars[1];
};
struct spins_compressed_state final: public state
@ -167,7 +167,8 @@ namespace spot
{
if (--count)
return;
pool->deallocate(this, sizeof(*this) + size * sizeof(*vars));
pool->deallocate(this, sizeof(*this) - sizeof(vars)
+ size * sizeof(*vars));
}
size_t hash() const override
@ -206,7 +207,7 @@ namespace spot
size_t hash_value: 32;
int size: 16;
mutable unsigned count: 16;
int vars[0];
int vars[1];
};
////////////////////////////////////////////////////////////////////////
@ -248,6 +249,7 @@ namespace spot
ctx->compress(dst, ctx->state_size, ctx->compressed, csize);
void* mem = p->allocate(sizeof(spins_compressed_state)
- sizeof(spins_compressed_state::vars)
+ sizeof(int) * csize);
spins_compressed_state* out = new(mem) spins_compressed_state(csize, p);
memcpy(out->vars, ctx->compressed, csize * sizeof(int));
@ -620,8 +622,11 @@ namespace spot
: int_array_array_decompress2),
uncompressed_(compress ? new int[state_size_ + 30] : nullptr),
compressed_(compress ? new int[state_size_ * 2] : nullptr),
statepool_(compress ? sizeof(spins_compressed_state) :
(sizeof(spins_state) + state_size_ * sizeof(int))),
statepool_(compress ?
(sizeof(spins_compressed_state)
- sizeof(spins_compressed_state::vars)) :
(sizeof(spins_state) - sizeof(spins_state::vars)
+ (state_size_ * sizeof(int)))),
state_condition_last_state_(nullptr),
state_condition_last_cc_(nullptr)
{
@ -703,6 +708,7 @@ namespace spot
multiple_size_pool* p =
const_cast<multiple_size_pool*>(&compstatepool_);
void* mem = p->allocate(sizeof(spins_compressed_state)
- sizeof(spins_compressed_state::vars)
+ sizeof(int) * csize);
spins_compressed_state* res = new(mem)
spins_compressed_state(csize, p);