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ast/dpicall: Stop using variable length array

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Fix the compiler warning

    variable length arrays in C++ are a Clang extension [-Wvla-cxx-extension]
This commit is contained in:
Martin Povišer 2025-02-24 17:32:30 +01:00
parent 98f0ddd636
commit 732ed67014
1 changed files with 6 additions and 5 deletions
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11
frontends/ast/dpicall.cc
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@ -67,9 +67,10 @@ static ffi_fptr resolve_fn (std::string symbol_name)
AST::AstNode *AST::dpi_call(const std::string &rtype, const std::string &fname, const std::vector<std::string> &argtypes, const std::vector<AstNode*> &args) AST::AstNode *AST::dpi_call(const std::string &rtype, const std::string &fname, const std::vector<std::string> &argtypes, const std::vector<AstNode*> &args)
{ {
AST::AstNode *newNode = nullptr; AST::AstNode *newNode = nullptr;
union { double f64; float f32; int32_t i32; void *ptr; } value_store [args.size() + 1]; union value { double f64; float f32; int32_t i32; void *ptr; };
ffi_type *types [args.size() + 1]; std::vector<value> value_store(args.size() + 1);
void *values [args.size() + 1]; std::vector<ffi_type *> types(args.size() + 1);
std::vector<void *> values(args.size() + 1);
ffi_cif cif; ffi_cif cif;
int status; int status;
@ -118,10 +119,10 @@ AST::AstNode *AST::dpi_call(const std::string &rtype, const std::string &fname,
log_error("invalid rtype '%s'.\n", rtype.c_str()); log_error("invalid rtype '%s'.\n", rtype.c_str());
} }
if ((status = ffi_prep_cif(&cif, FFI_DEFAULT_ABI, args.size(), types[args.size()], types)) != FFI_OK) if ((status = ffi_prep_cif(&cif, FFI_DEFAULT_ABI, args.size(), types[args.size()], types.data())) != FFI_OK)
log_error("ffi_prep_cif failed: status %d.\n", status); log_error("ffi_prep_cif failed: status %d.\n", status);
ffi_call(&cif, resolve_fn(fname.c_str()), values[args.size()], values); ffi_call(&cif, resolve_fn(fname.c_str()), values[args.size()], values.data());
if (rtype == "real") { if (rtype == "real") {
newNode = new AstNode(AST_REALVALUE); newNode = new AstNode(AST_REALVALUE);