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Accept void argument for @cDefine value

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Closes #2612
This commit is contained in:
LemonBoy 2019-09-10 16:19:31 +02:00 committed by Andrew Kelley
parent e657b73f30
commit e2c68fce89
1 changed files with 9 additions and 4 deletions
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13
src/ir.cpp
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@ -21383,15 +21383,20 @@ static IrInstruction *ir_analyze_instruction_c_define(IrAnalyze *ira, IrInstruct
if (type_is_invalid(value->value.type))
return ira->codegen->invalid_instruction;
Buf *define_value = ir_resolve_str(ira, value);
if (!define_value)
return ira->codegen->invalid_instruction;
Buf *define_value = nullptr;
// The second parameter is either a string or void (equivalent to "")
if (value->value.type->id != ZigTypeIdVoid) {
define_value = ir_resolve_str(ira, value);
if (!define_value)
return ira->codegen->invalid_instruction;
}
Buf *c_import_buf = exec_c_import_buf(ira->new_irb.exec);
// We check for this error in pass1
assert(c_import_buf);
buf_appendf(c_import_buf, "#define %s %s\n", buf_ptr(define_name), buf_ptr(define_value));
buf_appendf(c_import_buf, "#define %s %s\n", buf_ptr(define_name),
define_value ? buf_ptr(define_value) : "");
return ir_const_void(ira, &instruction->base);
}