Function LLVMGetDebugLocLine 

pub unsafe extern "C" fn LLVMGetDebugLocLine(
    Val: LLVMValueRef,
) -> c_uint

Return the line number of the debug location for this value, which must be an llvm::Instruction, llvm::GlobalVariable, or llvm::Function.

@see llvm::Instruction::getDebugLoc() @see llvm::GlobalVariable::getDebugInfo() @see llvm::Function::getSubprogram()