<!DOCTYPE html><html lang="en"><head><meta charset="utf-8"><meta name="viewport" content="width=device-width, initial-scale=1.0"><meta name="generator" content="rustdoc"><meta name="description" content="Source of the Rust file `src/llvm/builder.rs`."><meta name="keywords" content="rust, rustlang, rust-lang"><title>builder.rs - source</title><link rel="stylesheet" type="text/css" href="../../../normalize.css"><link rel="stylesheet" type="text/css" href="../../../rustdoc.css" id="mainThemeStyle"><link rel="stylesheet" type="text/css" href="../../../light.css" id="themeStyle"><link rel="stylesheet" type="text/css" href="../../../dark.css" disabled ><link rel="stylesheet" type="text/css" href="../../../ayu.css" disabled ><script id="default-settings" ></script><script src="../../../storage.js"></script><script src="../../../crates.js"></script><noscript><link rel="stylesheet" href="../../../noscript.css"></noscript><link rel="icon" type="image/svg+xml" href="../../../favicon.svg"><link rel="alternate icon" type="image/png" href="../../../favicon-16x16.png"><link rel="alternate icon" type="image/png" href="../../../favicon-32x32.png"><style type="text/css">#crate-search{background-image:url("../../../down-arrow.svg");}</style></head><body class="rustdoc source"><!--[if lte IE 11]><div class="warning">This old browser is unsupported and will most likely display funky things.</div><![endif]--><nav class="sidebar"><div class="sidebar-menu" role="button">☰</div><a href='../../../llvm_kaleidoscope_rs/index.html'><div class='logo-container rust-logo'><img src='../../../rust-logo.png' alt='logo'></div></a></nav><div class="theme-picker"><button id="theme-picker" aria-label="Pick another theme!" aria-haspopup="menu" title="themes"><img width="18" height="18" alt="Pick another theme!" src="../../../brush.svg"></button><div id="theme-choices" role="menu"></div></div><nav class="sub"><form class="search-form"><div class="search-container"><div><select id="crate-search"><option value="All crates">All crates</option></select><input class="search-input"name="search" disabled autocomplete="off" spellcheck="false" placeholder="Click or press ‘S’ to search, ‘?’ for more options…" type="search"></div><button type="button" id="help-button" title="help">?</button><a id="settings-menu" href="../../../settings.html" title="settings"><img width="18" height="18" alt="Change settings" src="../../../wheel.svg"></a></div></form></nav><section id="main" class="content"><div class="example-wrap"><pre class="line-numbers"><span id="1"> 1</span>
<span id="2"> 2</span>
<span id="3"> 3</span>
<span id="4"> 4</span>
<span id="5"> 5</span>
<span id="6"> 6</span>
<span id="7"> 7</span>
<span id="8"> 8</span>
<span id="9"> 9</span>
<span id="10"> 10</span>
<span id="11"> 11</span>
<span id="12"> 12</span>
<span id="13"> 13</span>
<span id="14"> 14</span>
<span id="15"> 15</span>
<span id="16"> 16</span>
<span id="17"> 17</span>
<span id="18"> 18</span>
<span id="19"> 19</span>
<span id="20"> 20</span>
<span id="21"> 21</span>
<span id="22"> 22</span>
<span id="23"> 23</span>
<span id="24"> 24</span>
<span id="25"> 25</span>
<span id="26"> 26</span>
<span id="27"> 27</span>
<span id="28"> 28</span>
<span id="29"> 29</span>
<span id="30"> 30</span>
<span id="31"> 31</span>
<span id="32"> 32</span>
<span id="33"> 33</span>
<span id="34"> 34</span>
<span id="35"> 35</span>
<span id="36"> 36</span>
<span id="37"> 37</span>
<span id="38"> 38</span>
<span id="39"> 39</span>
<span id="40"> 40</span>
<span id="41"> 41</span>
<span id="42"> 42</span>
<span id="43"> 43</span>
<span id="44"> 44</span>
<span id="45"> 45</span>
<span id="46"> 46</span>
<span id="47"> 47</span>
<span id="48"> 48</span>
<span id="49"> 49</span>
<span id="50"> 50</span>
<span id="51"> 51</span>
<span id="52"> 52</span>
<span id="53"> 53</span>
<span id="54"> 54</span>
<span id="55"> 55</span>
<span id="56"> 56</span>
<span id="57"> 57</span>
<span id="58"> 58</span>
<span id="59"> 59</span>
<span id="60"> 60</span>
<span id="61"> 61</span>
<span id="62"> 62</span>
<span id="63"> 63</span>
<span id="64"> 64</span>
<span id="65"> 65</span>
<span id="66"> 66</span>
<span id="67"> 67</span>
<span id="68"> 68</span>
<span id="69"> 69</span>
<span id="70"> 70</span>
<span id="71"> 71</span>
<span id="72"> 72</span>
<span id="73"> 73</span>
<span id="74"> 74</span>
<span id="75"> 75</span>
<span id="76"> 76</span>
<span id="77"> 77</span>
<span id="78"> 78</span>
<span id="79"> 79</span>
<span id="80"> 80</span>
<span id="81"> 81</span>
<span id="82"> 82</span>
<span id="83"> 83</span>
<span id="84"> 84</span>
<span id="85"> 85</span>
<span id="86"> 86</span>
<span id="87"> 87</span>
<span id="88"> 88</span>
<span id="89"> 89</span>
<span id="90"> 90</span>
<span id="91"> 91</span>
<span id="92"> 92</span>
<span id="93"> 93</span>
<span id="94"> 94</span>
<span id="95"> 95</span>
<span id="96"> 96</span>
<span id="97"> 97</span>
<span id="98"> 98</span>
<span id="99"> 99</span>
<span id="100">100</span>
<span id="101">101</span>
<span id="102">102</span>
<span id="103">103</span>
<span id="104">104</span>
<span id="105">105</span>
<span id="106">106</span>
<span id="107">107</span>
<span id="108">108</span>
<span id="109">109</span>
<span id="110">110</span>
<span id="111">111</span>
<span id="112">112</span>
<span id="113">113</span>
<span id="114">114</span>
<span id="115">115</span>
<span id="116">116</span>
<span id="117">117</span>
<span id="118">118</span>
<span id="119">119</span>
<span id="120">120</span>
<span id="121">121</span>
<span id="122">122</span>
<span id="123">123</span>
<span id="124">124</span>
<span id="125">125</span>
<span id="126">126</span>
<span id="127">127</span>
<span id="128">128</span>
<span id="129">129</span>
<span id="130">130</span>
<span id="131">131</span>
<span id="132">132</span>
<span id="133">133</span>
<span id="134">134</span>
<span id="135">135</span>
<span id="136">136</span>
<span id="137">137</span>
<span id="138">138</span>
<span id="139">139</span>
<span id="140">140</span>
<span id="141">141</span>
<span id="142">142</span>
<span id="143">143</span>
<span id="144">144</span>
<span id="145">145</span>
<span id="146">146</span>
<span id="147">147</span>
<span id="148">148</span>
<span id="149">149</span>
<span id="150">150</span>
<span id="151">151</span>
<span id="152">152</span>
<span id="153">153</span>
<span id="154">154</span>
<span id="155">155</span>
<span id="156">156</span>
<span id="157">157</span>
<span id="158">158</span>
<span id="159">159</span>
<span id="160">160</span>
<span id="161">161</span>
<span id="162">162</span>
<span id="163">163</span>
<span id="164">164</span>
<span id="165">165</span>
<span id="166">166</span>
<span id="167">167</span>
<span id="168">168</span>
<span id="169">169</span>
<span id="170">170</span>
<span id="171">171</span>
<span id="172">172</span>
<span id="173">173</span>
<span id="174">174</span>
<span id="175">175</span>
<span id="176">176</span>
<span id="177">177</span>
<span id="178">178</span>
<span id="179">179</span>
<span id="180">180</span>
<span id="181">181</span>
<span id="182">182</span>
<span id="183">183</span>
<span id="184">184</span>
<span id="185">185</span>
<span id="186">186</span>
<span id="187">187</span>
<span id="188">188</span>
<span id="189">189</span>
</pre><pre class="rust">
<span class="kw">use</span> <span class="ident">llvm_sys</span>::{
<span class="ident">core</span>::{
<span class="ident">LLVMBuildFAdd</span>, <span class="ident">LLVMBuildFCmp</span>, <span class="ident">LLVMBuildFMul</span>, <span class="ident">LLVMBuildFSub</span>, <span class="ident">LLVMBuildRet</span>, <span class="ident">LLVMBuildUIToFP</span>,
<span class="ident">LLVMCreateBuilderInContext</span>, <span class="ident">LLVMDisposeBuilder</span>, <span class="ident">LLVMPositionBuilderAtEnd</span>,
},
<span class="ident">prelude</span>::{<span class="ident">LLVMBuilderRef</span>, <span class="ident">LLVMValueRef</span>},
<span class="ident">LLVMRealPredicate</span>,
};
<span class="kw">use</span> <span class="ident">std::marker::PhantomData</span>;
<span class="kw">use</span> <span class="kw">super</span>::{<span class="ident">BasicBlock</span>, <span class="ident">FnValue</span>, <span class="ident">Module</span>, <span class="ident">Type</span>, <span class="ident">Value</span>};
<span class="comment">// Definition of LLVM C API functions using our `repr(transparent)` types.</span>
<span class="kw">extern</span> <span class="string">"C"</span> {
<span class="kw">fn</span> <span class="ident">LLVMBuildCall2</span>(
<span class="ident">arg1</span>: <span class="ident">LLVMBuilderRef</span>,
<span class="ident">arg2</span>: <span class="ident">Type</span><span class="op"><</span><span class="lifetime">'_</span><span class="op">></span>,
<span class="ident">Fn</span>: <span class="ident">FnValue</span><span class="op"><</span><span class="lifetime">'_</span><span class="op">></span>,
<span class="ident">Args</span>: <span class="kw-2">*</span><span class="kw-2">mut</span> <span class="ident">Value</span><span class="op"><</span><span class="lifetime">'_</span><span class="op">></span>,
<span class="ident">NumArgs</span>: <span class="ident">::libc::c_uint</span>,
<span class="ident">Name</span>: <span class="kw-2">*</span><span class="kw">const</span> <span class="ident">::libc::c_char</span>,
) <span class="op">-</span><span class="op">></span> <span class="ident">LLVMValueRef</span>;
}
<span class="doccomment">/// Wrapper for a LLVM IR Builder.</span>
<span class="kw">pub</span> <span class="kw">struct</span> <span class="ident">IRBuilder</span><span class="op"><</span><span class="lifetime">'llvm</span><span class="op">></span> {
<span class="ident">builder</span>: <span class="ident">LLVMBuilderRef</span>,
<span class="ident">_ctx</span>: <span class="ident">PhantomData</span><span class="op"><</span><span class="kw-2">&</span><span class="lifetime">'llvm</span> ()<span class="op">></span>,
}
<span class="kw">impl</span><span class="op"><</span><span class="lifetime">'llvm</span><span class="op">></span> <span class="ident">IRBuilder</span><span class="op"><</span><span class="lifetime">'llvm</span><span class="op">></span> {
<span class="doccomment">/// Create a new LLVM IR Builder with the `module`s context.</span>
<span class="doccomment">///</span>
<span class="doccomment">/// # Panics</span>
<span class="doccomment">///</span>
<span class="doccomment">/// Panics if creating the IR Builder fails.</span>
<span class="kw">pub</span> <span class="kw">fn</span> <span class="ident">with_ctx</span>(<span class="ident">module</span>: <span class="kw-2">&</span><span class="lifetime">'llvm</span> <span class="ident">Module</span>) <span class="op">-</span><span class="op">></span> <span class="ident">IRBuilder</span><span class="op"><</span><span class="lifetime">'llvm</span><span class="op">></span> {
<span class="kw">let</span> <span class="ident">builder</span> <span class="op">=</span> <span class="kw">unsafe</span> { <span class="ident">LLVMCreateBuilderInContext</span>(<span class="ident">module</span>.<span class="ident">ctx</span>()) };
<span class="macro">assert!</span>(<span class="op">!</span><span class="ident">builder</span>.<span class="ident">is_null</span>());
<span class="ident">IRBuilder</span> {
<span class="ident">builder</span>,
<span class="ident">_ctx</span>: <span class="ident">PhantomData</span>,
}
}
<span class="doccomment">/// Position the IR Builder at the end of the given Basic Block.</span>
<span class="kw">pub</span> <span class="kw">fn</span> <span class="ident">pos_at_end</span>(<span class="kw-2">&</span><span class="self">self</span>, <span class="ident">bb</span>: <span class="ident">BasicBlock</span><span class="op"><</span><span class="lifetime">'llvm</span><span class="op">></span>) {
<span class="kw">unsafe</span> {
<span class="ident">LLVMPositionBuilderAtEnd</span>(<span class="self">self</span>.<span class="ident">builder</span>, <span class="ident">bb</span>.<span class="number">0</span>);
}
}
<span class="doccomment">/// Emit a [fadd](https://llvm.org/docs/LangRef.html#fadd-instruction) instruction.</span>
<span class="doccomment">///</span>
<span class="doccomment">/// # Panics</span>
<span class="doccomment">///</span>
<span class="doccomment">/// Panics if LLVM API returns a `null` pointer.</span>
<span class="kw">pub</span> <span class="kw">fn</span> <span class="ident">fadd</span>(<span class="kw-2">&</span><span class="self">self</span>, <span class="ident">lhs</span>: <span class="ident">Value</span><span class="op"><</span><span class="lifetime">'llvm</span><span class="op">></span>, <span class="ident">rhs</span>: <span class="ident">Value</span><span class="op"><</span><span class="lifetime">'llvm</span><span class="op">></span>) <span class="op">-</span><span class="op">></span> <span class="ident">Value</span><span class="op"><</span><span class="lifetime">'llvm</span><span class="op">></span> {
<span class="macro">debug_assert!</span>(<span class="ident">lhs</span>.<span class="ident">is_f64</span>(), <span class="string">"fadd: Expected f64 as lhs operand!"</span>);
<span class="macro">debug_assert!</span>(<span class="ident">rhs</span>.<span class="ident">is_f64</span>(), <span class="string">"fadd: Expected f64 as rhs operand!"</span>);
<span class="kw">let</span> <span class="ident">value_ref</span> <span class="op">=</span> <span class="kw">unsafe</span> {
<span class="ident">LLVMBuildFAdd</span>(
<span class="self">self</span>.<span class="ident">builder</span>,
<span class="ident">lhs</span>.<span class="ident">value_ref</span>(),
<span class="ident">rhs</span>.<span class="ident">value_ref</span>(),
<span class="string">b"fadd\0"</span>.<span class="ident">as_ptr</span>().<span class="ident">cast</span>(),
)
};
<span class="ident">Value::new</span>(<span class="ident">value_ref</span>)
}
<span class="doccomment">/// Emit a [fsub](https://llvm.org/docs/LangRef.html#fsub-instruction) instruction.</span>
<span class="doccomment">///</span>
<span class="doccomment">/// # Panics</span>
<span class="doccomment">///</span>
<span class="doccomment">/// Panics if LLVM API returns a `null` pointer.</span>
<span class="kw">pub</span> <span class="kw">fn</span> <span class="ident">fsub</span>(<span class="kw-2">&</span><span class="self">self</span>, <span class="ident">lhs</span>: <span class="ident">Value</span><span class="op"><</span><span class="lifetime">'llvm</span><span class="op">></span>, <span class="ident">rhs</span>: <span class="ident">Value</span><span class="op"><</span><span class="lifetime">'llvm</span><span class="op">></span>) <span class="op">-</span><span class="op">></span> <span class="ident">Value</span><span class="op"><</span><span class="lifetime">'llvm</span><span class="op">></span> {
<span class="macro">debug_assert!</span>(<span class="ident">lhs</span>.<span class="ident">is_f64</span>(), <span class="string">"fsub: Expected f64 as lhs operand!"</span>);
<span class="macro">debug_assert!</span>(<span class="ident">rhs</span>.<span class="ident">is_f64</span>(), <span class="string">"fsub: Expected f64 as rhs operand!"</span>);
<span class="kw">let</span> <span class="ident">value_ref</span> <span class="op">=</span> <span class="kw">unsafe</span> {
<span class="ident">LLVMBuildFSub</span>(
<span class="self">self</span>.<span class="ident">builder</span>,
<span class="ident">lhs</span>.<span class="ident">value_ref</span>(),
<span class="ident">rhs</span>.<span class="ident">value_ref</span>(),
<span class="string">b"fsub\0"</span>.<span class="ident">as_ptr</span>().<span class="ident">cast</span>(),
)
};
<span class="ident">Value::new</span>(<span class="ident">value_ref</span>)
}
<span class="doccomment">/// Emit a [fmul](https://llvm.org/docs/LangRef.html#fmul-instruction) instruction.</span>
<span class="doccomment">///</span>
<span class="doccomment">/// # Panics</span>
<span class="doccomment">///</span>
<span class="doccomment">/// Panics if LLVM API returns a `null` pointer.</span>
<span class="kw">pub</span> <span class="kw">fn</span> <span class="ident">fmul</span>(<span class="kw-2">&</span><span class="self">self</span>, <span class="ident">lhs</span>: <span class="ident">Value</span><span class="op"><</span><span class="lifetime">'llvm</span><span class="op">></span>, <span class="ident">rhs</span>: <span class="ident">Value</span><span class="op"><</span><span class="lifetime">'llvm</span><span class="op">></span>) <span class="op">-</span><span class="op">></span> <span class="ident">Value</span><span class="op"><</span><span class="lifetime">'llvm</span><span class="op">></span> {
<span class="macro">debug_assert!</span>(<span class="ident">lhs</span>.<span class="ident">is_f64</span>(), <span class="string">"fmul: Expected f64 as lhs operand!"</span>);
<span class="macro">debug_assert!</span>(<span class="ident">rhs</span>.<span class="ident">is_f64</span>(), <span class="string">"fmul: Expected f64 as rhs operand!"</span>);
<span class="kw">let</span> <span class="ident">value_ref</span> <span class="op">=</span> <span class="kw">unsafe</span> {
<span class="ident">LLVMBuildFMul</span>(
<span class="self">self</span>.<span class="ident">builder</span>,
<span class="ident">lhs</span>.<span class="ident">value_ref</span>(),
<span class="ident">rhs</span>.<span class="ident">value_ref</span>(),
<span class="string">b"fmul\0"</span>.<span class="ident">as_ptr</span>().<span class="ident">cast</span>(),
)
};
<span class="ident">Value::new</span>(<span class="ident">value_ref</span>)
}
<span class="doccomment">/// Emit a [fcmult](https://llvm.org/docs/LangRef.html#fcmp-instruction) instruction.</span>
<span class="doccomment">///</span>
<span class="doccomment">/// # Panics</span>
<span class="doccomment">///</span>
<span class="doccomment">/// Panics if LLVM API returns a `null` pointer.</span>
<span class="kw">pub</span> <span class="kw">fn</span> <span class="ident">fcmpult</span>(<span class="kw-2">&</span><span class="self">self</span>, <span class="ident">lhs</span>: <span class="ident">Value</span><span class="op"><</span><span class="lifetime">'llvm</span><span class="op">></span>, <span class="ident">rhs</span>: <span class="ident">Value</span><span class="op"><</span><span class="lifetime">'llvm</span><span class="op">></span>) <span class="op">-</span><span class="op">></span> <span class="ident">Value</span><span class="op"><</span><span class="lifetime">'llvm</span><span class="op">></span> {
<span class="macro">debug_assert!</span>(<span class="ident">lhs</span>.<span class="ident">is_f64</span>(), <span class="string">"fcmplt: Expected f64 as lhs operand!"</span>);
<span class="macro">debug_assert!</span>(<span class="ident">rhs</span>.<span class="ident">is_f64</span>(), <span class="string">"fcmplt: Expected f64 as rhs operand!"</span>);
<span class="kw">let</span> <span class="ident">value_ref</span> <span class="op">=</span> <span class="kw">unsafe</span> {
<span class="ident">LLVMBuildFCmp</span>(
<span class="self">self</span>.<span class="ident">builder</span>,
<span class="ident">LLVMRealPredicate::LLVMRealULT</span>,
<span class="ident">lhs</span>.<span class="ident">value_ref</span>(),
<span class="ident">rhs</span>.<span class="ident">value_ref</span>(),
<span class="string">b"fcmplt\0"</span>.<span class="ident">as_ptr</span>().<span class="ident">cast</span>(),
)
};
<span class="ident">Value::new</span>(<span class="ident">value_ref</span>)
}
<span class="doccomment">/// Emit a [uitofp](https://llvm.org/docs/LangRef.html#uitofp-to-instruction) instruction.</span>
<span class="doccomment">///</span>
<span class="doccomment">/// # Panics</span>
<span class="doccomment">///</span>
<span class="doccomment">/// Panics if LLVM API returns a `null` pointer.</span>
<span class="kw">pub</span> <span class="kw">fn</span> <span class="ident">uitofp</span>(<span class="kw-2">&</span><span class="self">self</span>, <span class="ident">val</span>: <span class="ident">Value</span><span class="op"><</span><span class="lifetime">'llvm</span><span class="op">></span>, <span class="ident">dest_type</span>: <span class="ident">Type</span><span class="op"><</span><span class="lifetime">'llvm</span><span class="op">></span>) <span class="op">-</span><span class="op">></span> <span class="ident">Value</span><span class="op"><</span><span class="lifetime">'llvm</span><span class="op">></span> {
<span class="macro">debug_assert!</span>(<span class="ident">val</span>.<span class="ident">is_int</span>(), <span class="string">"uitofp: Expected integer operand!"</span>);
<span class="kw">let</span> <span class="ident">value_ref</span> <span class="op">=</span> <span class="kw">unsafe</span> {
<span class="ident">LLVMBuildUIToFP</span>(
<span class="self">self</span>.<span class="ident">builder</span>,
<span class="ident">val</span>.<span class="ident">value_ref</span>(),
<span class="ident">dest_type</span>.<span class="ident">type_ref</span>(),
<span class="string">b"uitofp\0"</span>.<span class="ident">as_ptr</span>().<span class="ident">cast</span>(),
)
};
<span class="ident">Value::new</span>(<span class="ident">value_ref</span>)
}
<span class="doccomment">/// Emit a [call](https://llvm.org/docs/LangRef.html#call-instruction) instruction.</span>
<span class="doccomment">///</span>
<span class="doccomment">/// # Panics</span>
<span class="doccomment">///</span>
<span class="doccomment">/// Panics if LLVM API returns a `null` pointer.</span>
<span class="kw">pub</span> <span class="kw">fn</span> <span class="ident">call</span>(<span class="kw-2">&</span><span class="self">self</span>, <span class="ident">fn_value</span>: <span class="ident">FnValue</span><span class="op"><</span><span class="lifetime">'llvm</span><span class="op">></span>, <span class="ident">args</span>: <span class="kw-2">&</span><span class="kw-2">mut</span> [<span class="ident">Value</span><span class="op"><</span><span class="lifetime">'llvm</span><span class="op">></span>]) <span class="op">-</span><span class="op">></span> <span class="ident">Value</span><span class="op"><</span><span class="lifetime">'llvm</span><span class="op">></span> {
<span class="kw">let</span> <span class="ident">value_ref</span> <span class="op">=</span> <span class="kw">unsafe</span> {
<span class="ident">LLVMBuildCall2</span>(
<span class="self">self</span>.<span class="ident">builder</span>,
<span class="ident">fn_value</span>.<span class="ident">ret_type</span>(),
<span class="ident">fn_value</span>,
<span class="ident">args</span>.<span class="ident">as_mut_ptr</span>(),
<span class="ident">args</span>.<span class="ident">len</span>() <span class="kw">as</span> <span class="ident">libc::c_uint</span>,
<span class="string">b"call\0"</span>.<span class="ident">as_ptr</span>().<span class="ident">cast</span>(),
)
};
<span class="ident">Value::new</span>(<span class="ident">value_ref</span>)
}
<span class="doccomment">/// Emit a [ret](https://llvm.org/docs/LangRef.html#ret-instruction) instruction.</span>
<span class="doccomment">///</span>
<span class="doccomment">/// # Panics</span>
<span class="doccomment">///</span>
<span class="doccomment">/// Panics if LLVM API returns a `null` pointer.</span>
<span class="kw">pub</span> <span class="kw">fn</span> <span class="ident">ret</span>(<span class="kw-2">&</span><span class="self">self</span>, <span class="ident">ret</span>: <span class="ident">Value</span><span class="op"><</span><span class="lifetime">'llvm</span><span class="op">></span>) {
<span class="kw">let</span> <span class="ident">ret</span> <span class="op">=</span> <span class="kw">unsafe</span> { <span class="ident">LLVMBuildRet</span>(<span class="self">self</span>.<span class="ident">builder</span>, <span class="ident">ret</span>.<span class="ident">value_ref</span>()) };
<span class="macro">assert!</span>(<span class="op">!</span><span class="ident">ret</span>.<span class="ident">is_null</span>());
}
}
<span class="kw">impl</span> <span class="ident">Drop</span> <span class="kw">for</span> <span class="ident">IRBuilder</span><span class="op"><</span><span class="lifetime">'_</span><span class="op">></span> {
<span class="kw">fn</span> <span class="ident">drop</span>(<span class="kw-2">&</span><span class="kw-2">mut</span> <span class="self">self</span>) {
<span class="kw">unsafe</span> { <span class="ident">LLVMDisposeBuilder</span>(<span class="self">self</span>.<span class="ident">builder</span>) }
}
}
</pre></div>
</section><section id="search" class="content hidden"></section><div id="rustdoc-vars" data-root-path="../../../" data-current-crate="llvm_kaleidoscope_rs" data-search-index-js="../../../search-index.js" data-search-js="../../../search.js"></div>
<script src="../../../main.js"></script><script src="../../../source-script.js"></script><script src="../../../source-files.js"></script>
</body></html>
