src/test/run-make-fulldeps/coverage-spanview/expected_mir_dump.dead_code/dead_code.main.-------.InstrumentCoverage.0.html

   1 <!DOCTYPE html>
   2 <!--
   3
   4 Preview this file as rendered HTML from the github source at:
   5 https://htmlpreview.github.io/?https://github.com/rust-lang/rust/blob/master/src/test/run-make-fulldeps/coverage-spanview/expected_mir_dump.dead_code/dead_code.main.-------.InstrumentCoverage.0.html
   6
   7 For revisions in Pull Requests (PR):
   8   * Replace "rust-lang" with the github PR author
   9   * Replace "master" with the PR branch name
  10
  11 -->
  12 <html>
  13 <head>
  14 <title>dead_code.main - Coverage Spans</title>
  15 <style>
  16     .line {
  17         counter-increment: line;
  18     }
  19     .line:before {
  20         content: counter(line) ": ";
  21         font-family: Menlo, Monaco, monospace;
  22         font-style: italic;
  23         width: 3.8em;
  24         display: inline-block;
  25         text-align: right;
  26         filter: opacity(50%);
  27         -webkit-user-select: none;
  28     }
  29     .code {
  30         color: #dddddd;
  31         background-color: #222222;
  32         font-family: Menlo, Monaco, monospace;
  33         line-height: 1.4em;
  34         border-bottom: 2px solid #222222;
  35         white-space: pre;
  36         display: inline-block;
  37     }
  38     .odd {
  39         background-color: #55bbff;
  40         color: #223311;
  41     }
  42     .even {
  43         background-color: #ee7756;
  44         color: #551133;
  45     }
  46     .code {
  47         --index: calc(var(--layer) - 1);
  48         padding-top: calc(var(--index) * 0.15em);
  49         filter:
  50             hue-rotate(calc(var(--index) * 25deg))
  51             saturate(calc(100% - (var(--index) * 2%)))
  52             brightness(calc(100% - (var(--index) * 1.5%)));
  53     }
  54     .annotation {
  55         color: #4444ff;
  56         font-family: monospace;
  57         font-style: italic;
  58         display: none;
  59         -webkit-user-select: none;
  60     }
  61     body:active .annotation {
  62         /* requires holding mouse down anywhere on the page */
  63         display: inline-block;
  64     }
  65     span:hover .annotation {
  66         /* requires hover over a span ONLY on its first line */
  67         display: inline-block;
  68     }
  69 </style>
  70 </head>
  71 <body>
  72 <div class="code" style="counter-reset: line 26"><span class="line"><span><span class="code even" style="--layer: 1" title="31:19-31:35: @0.Call: _4 = std::env::args() -&gt; [return: bb1, unwind: bb8]
  73 31:19-31:35: @1[0]: _3 = &amp;_4
  74 31:19-31:41: @1.Call: _2 = &lt;std::env::Args as std::iter::ExactSizeIterator&gt;::len(move _3) -&gt; [return: bb2, unwind: bb7]
  75 31:19-31:46: @2[1]: _1 = Eq(move _2, const 1_usize)
  76 31:9-31:16: @2[3]: FakeRead(ForLet, _1)
  77 33:25-33:26: @3[2]: _5 = const 0_i32
  78 33:9-33:22: @3[3]: FakeRead(ForLet, _5)
  79 34:8-34:15: @3[5]: _6 = _1"><span class="annotation">@0,1,2,3⦊</span>fn main() {</span></span>
  80 <span class="line"><span class="code even" style="--layer: 1" title="31:19-31:35: @0.Call: _4 = std::env::args() -&gt; [return: bb1, unwind: bb8]
  81 31:19-31:35: @1[0]: _3 = &amp;_4
  82 31:19-31:41: @1.Call: _2 = &lt;std::env::Args as std::iter::ExactSizeIterator&gt;::len(move _3) -&gt; [return: bb2, unwind: bb7]
  83 31:19-31:46: @2[1]: _1 = Eq(move _2, const 1_usize)
  84 31:9-31:16: @2[3]: FakeRead(ForLet, _1)
  85 33:25-33:26: @3[2]: _5 = const 0_i32
  86 33:9-33:22: @3[3]: FakeRead(ForLet, _5)
  87 34:8-34:15: @3[5]: _6 = _1">    // Initialize test constants in a way that cannot be determined at compile time, to ensure</span></span>
  88 <span class="line"><span class="code even" style="--layer: 1" title="31:19-31:35: @0.Call: _4 = std::env::args() -&gt; [return: bb1, unwind: bb8]
  89 31:19-31:35: @1[0]: _3 = &amp;_4
  90 31:19-31:41: @1.Call: _2 = &lt;std::env::Args as std::iter::ExactSizeIterator&gt;::len(move _3) -&gt; [return: bb2, unwind: bb7]
  91 31:19-31:46: @2[1]: _1 = Eq(move _2, const 1_usize)
  92 31:9-31:16: @2[3]: FakeRead(ForLet, _1)
  93 33:25-33:26: @3[2]: _5 = const 0_i32
  94 33:9-33:22: @3[3]: FakeRead(ForLet, _5)
  95 34:8-34:15: @3[5]: _6 = _1">    // rustc and LLVM cannot optimize out statements (or coverage counters) downstream from</span></span>
  96 <span class="line"><span class="code even" style="--layer: 1" title="31:19-31:35: @0.Call: _4 = std::env::args() -&gt; [return: bb1, unwind: bb8]
  97 31:19-31:35: @1[0]: _3 = &amp;_4
  98 31:19-31:41: @1.Call: _2 = &lt;std::env::Args as std::iter::ExactSizeIterator&gt;::len(move _3) -&gt; [return: bb2, unwind: bb7]
  99 31:19-31:46: @2[1]: _1 = Eq(move _2, const 1_usize)
 100 31:9-31:16: @2[3]: FakeRead(ForLet, _1)
 101 33:25-33:26: @3[2]: _5 = const 0_i32
 102 33:9-33:22: @3[3]: FakeRead(ForLet, _5)
 103 34:8-34:15: @3[5]: _6 = _1">    // dependent conditions.</span></span>
 104 <span class="line"><span class="code even" style="--layer: 1" title="31:19-31:35: @0.Call: _4 = std::env::args() -&gt; [return: bb1, unwind: bb8]
 105 31:19-31:35: @1[0]: _3 = &amp;_4
 106 31:19-31:41: @1.Call: _2 = &lt;std::env::Args as std::iter::ExactSizeIterator&gt;::len(move _3) -&gt; [return: bb2, unwind: bb7]
 107 31:19-31:46: @2[1]: _1 = Eq(move _2, const 1_usize)
 108 31:9-31:16: @2[3]: FakeRead(ForLet, _1)
 109 33:25-33:26: @3[2]: _5 = const 0_i32
 110 33:9-33:22: @3[3]: FakeRead(ForLet, _5)
 111 34:8-34:15: @3[5]: _6 = _1">    let is_true = std::env::args().len() == 1;</span></span>
 112 <span class="line"><span class="code even" style="--layer: 1" title="31:19-31:35: @0.Call: _4 = std::env::args() -&gt; [return: bb1, unwind: bb8]
 113 31:19-31:35: @1[0]: _3 = &amp;_4
 114 31:19-31:41: @1.Call: _2 = &lt;std::env::Args as std::iter::ExactSizeIterator&gt;::len(move _3) -&gt; [return: bb2, unwind: bb7]
 115 31:19-31:46: @2[1]: _1 = Eq(move _2, const 1_usize)
 116 31:9-31:16: @2[3]: FakeRead(ForLet, _1)
 117 33:25-33:26: @3[2]: _5 = const 0_i32
 118 33:9-33:22: @3[3]: FakeRead(ForLet, _5)
 119 34:8-34:15: @3[5]: _6 = _1"></span></span>
 120 <span class="line"><span class="code even" style="--layer: 1" title="31:19-31:35: @0.Call: _4 = std::env::args() -&gt; [return: bb1, unwind: bb8]
 121 31:19-31:35: @1[0]: _3 = &amp;_4
 122 31:19-31:41: @1.Call: _2 = &lt;std::env::Args as std::iter::ExactSizeIterator&gt;::len(move _3) -&gt; [return: bb2, unwind: bb7]
 123 31:19-31:46: @2[1]: _1 = Eq(move _2, const 1_usize)
 124 31:9-31:16: @2[3]: FakeRead(ForLet, _1)
 125 33:25-33:26: @3[2]: _5 = const 0_i32
 126 33:9-33:22: @3[3]: FakeRead(ForLet, _5)
 127 34:8-34:15: @3[5]: _6 = _1">    let mut countdown = 0;</span></span>
 128 <span class="line"><span class="code even" style="--layer: 1" title="31:19-31:35: @0.Call: _4 = std::env::args() -&gt; [return: bb1, unwind: bb8]
 129 31:19-31:35: @1[0]: _3 = &amp;_4
 130 31:19-31:41: @1.Call: _2 = &lt;std::env::Args as std::iter::ExactSizeIterator&gt;::len(move _3) -&gt; [return: bb2, unwind: bb7]
 131 31:19-31:46: @2[1]: _1 = Eq(move _2, const 1_usize)
 132 31:9-31:16: @2[3]: FakeRead(ForLet, _1)
 133 33:25-33:26: @3[2]: _5 = const 0_i32
 134 33:9-33:22: @3[3]: FakeRead(ForLet, _5)
 135 34:8-34:15: @3[5]: _6 = _1">    if is_true<span class="annotation">⦉@0,1,2,3</span></span></span><span class="code" style="--layer: 0"> </span><span><span class="code odd" style="--layer: 1" title="35:9-35:23: @4[0]: _5 = const 10_i32
 136 34:16-36:6: @4[1]: _0 = const ()"><span class="annotation">@4⦊</span>{</span></span>
 137 <span class="line"><span class="code odd" style="--layer: 1" title="35:9-35:23: @4[0]: _5 = const 10_i32
 138 34:16-36:6: @4[1]: _0 = const ()">        countdown = 10;</span></span>
 139 <span class="line"><span class="code odd" style="--layer: 1" title="35:9-35:23: @4[0]: _5 = const 10_i32
 140 34:16-36:6: @4[1]: _0 = const ()">    }<span class="annotation">⦉@4</span></span></span><span><span class="code even" style="--layer: 1" title="36:6-36:6: @5[0]: _0 = const ()"><span class="annotation">@5⦊</span>‸<span class="annotation">⦉@5</span></span></span><span class="code" style="--layer: 0"></span></span>
 141 <span class="line"><span class="code" style="--layer: 0">}</span><span><span class="code odd" style="--layer: 1" title="37:2-37:2: @6.Return: return"><span class="annotation">@6⦊</span>‸<span class="annotation">⦉@6</span></span></span></span></div>
 142 </body>
 143 </html>