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Improved error diagnostics for memory overflow.

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This commit is contained in:
Christoffer Lerno
2026-01-23 11:58:19 +01:00
parent 94a26d9483
commit 0e69432e3d
1 changed files with 16 additions and 3 deletions
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19
src/utils/vmem.c
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@@ -67,8 +67,15 @@ static inline void* mmap_allocate(Vmem *vmem, size_t to_allocate)
void *res = VirtualAlloc(((char*)vmem->ptr) + vmem->committed, to_commit, MEM_COMMIT, PAGE_READWRITE);
if (!res)
{
if (to_allocate < 0x1000)
{
error_exit("⚠️Fatal Error! The compiler ran out of memory: more than %u MB was allocated from a single memory arena, "
"exceeding the current maximum limit. Perhaps you called some recursive macro?",
(unsigned)(allocated_after / (1024 * 1024)));
}
error_exit("⚠️Fatal Error! The compiler ran out of memory: more than %u MB was allocated from a single memory arena, "
"which was rejected. Perhaps you called some recursive macro?", (unsigned)(allocated_after / (1024 * 1024)));
"exceeding the current maximum limit. The last allocation was for %llu bytes.",
(unsigned)(allocated_after / (1024 * 1024)), (unsigned long long)to_allocate);
}
vmem->committed += to_commit;
}
@@ -77,9 +84,15 @@ static inline void* mmap_allocate(Vmem *vmem, size_t to_allocate)
vmem->allocated = allocated_after;
if (vmem->size < allocated_after)
{
if (to_allocate < 0x1000)
{
error_exit("⚠️Fatal Error! The compiler ran out of memory: more than %u MB was allocated from a single memory arena, "
"exceeding the current maximum limit. Perhaps you called some recursive macro?",
(unsigned)(vmem->size / (1024 * 1024)));
}
error_exit("⚠️Fatal Error! The compiler ran out of memory: more than %u MB was allocated from a single memory arena, "
"exceeding the current maximum limit. Perhaps you called some recursive macro?",
(unsigned)(vmem->size / (1024 * 1024)));
"exceeding the current maximum limit. The last allocation was for %llu bytes.",
(unsigned)(vmem->size / (1024 * 1024)), (unsigned long long)to_allocate);
}
return ptr;
}