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capi: set the used attribute for import symbols #218

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capi: set the used attribute for import symbols #218

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2 changes: 1 addition & 1 deletion capi/polkavm_guest.h
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Original file line number Diff line number Diff line change
Expand Up @@ -151,7 +151,7 @@ static void __attribute__ ((naked, used)) POLKAVM_UNIQUE(polkavm_export_dummy)()
static struct PolkaVM_Metadata POLKAVM_JOIN(fn_name, __IMPORT_METADATA) __attribute__ ((section(".polkavm_metadata"))) = { \
1, 0, sizeof(#fn_name) - 1, #fn_name, POLKAVM_COUNT_REGS(__VA_ARGS__), POLKAVM_COUNT_REGS(arg_return_ty) \
}; \
static arg_return_ty __attribute__ ((naked)) fn_name(POLKAVM_IMPORT_ARGS_IMPL(__VA_ARGS__)) { \
static arg_return_ty __attribute__ ((naked, used)) fn_name(POLKAVM_IMPORT_ARGS_IMPL(__VA_ARGS__)) { \
__asm__( \
POLKAVM_IMPORT_DEF() \
"ret\n" \
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