diff options
| author | Kartik K. Agaram <vc@akkartik.com> | 2016-10-27 11:26:42 -0700 |
|---|---|---|
| committer | Kartik K. Agaram <vc@akkartik.com> | 2016-10-27 11:26:42 -0700 |
| commit | fcf35c1315773edb2061b6bbd87b0963eecbd097 (patch) | |
| tree | cfeb566d121df94c0d77fd451ef29e28571f9eef /html/035lookup.cc.html | |
| parent | d4fd180fa051b03ff32cf74dfc5874eef4bdbdeb (diff) | |
| download | mu-fcf35c1315773edb2061b6bbd87b0963eecbd097.tar.gz | |
3604
Diffstat (limited to 'html/035lookup.cc.html')
| -rw-r--r-- | html/035lookup.cc.html | 20 |
1 files changed, 18 insertions, 2 deletions
diff --git a/html/035lookup.cc.html b/html/035lookup.cc.html index 277d71ed..07545857 100644 --- a/html/035lookup.cc.html +++ b/html/035lookup.cc.html @@ -104,6 +104,15 @@ canonize<span class="Delimiter">(</span>x<span class="Delimiter">);</span> <span class="traceAbsent">-mem: storing 34 in location 0</span> <span class="traceContains">+error: can't write to location 0 in '1:address:num/lookup <- copy 34'</span> +<span class="Comment">//: attempts to /lookup address 0 always loudly fail</span> +<span class="Delimiter">:(scenario lookup_0_fails)</span> +<span class="Special">% Hide_errors = true;</span> +<span class="muRecipe">def</span> main [ + <span class="Constant">1</span>:address:num<span class="Special"> <- </span>copy <span class="Constant">0</span> + <span class="Constant">2</span>:num<span class="Special"> <- </span>copy <span class="Constant">1</span>:address:num/lookup +] +<span class="traceContains">+error: tried to /lookup 0 in '2:num <- copy 1:address:num/lookup'</span> + <span class="Delimiter">:(code)</span> <span class="Normal">void</span> canonize<span class="Delimiter">(</span>reagent& x<span class="Delimiter">)</span> <span class="Delimiter">{</span> <span class="Normal">if</span> <span class="Delimiter">(</span>is_literal<span class="Delimiter">(</span>x<span class="Delimiter">))</span> <span class="Identifier">return</span><span class="Delimiter">;</span> @@ -122,10 +131,10 @@ canonize<span class="Delimiter">(</span>x<span class="Delimiter">);</span> raise << maybe<span class="Delimiter">(</span>current_recipe_name<span class="Delimiter">())</span> << <span class="Constant">"tried to /lookup 0</span><span class="cSpecial">\n</span><span class="Constant">"</span> << end<span class="Delimiter">();</span> <span class="Identifier">return</span><span class="Delimiter">;</span> <span class="Delimiter">}</span> - lookup_memory_core<span class="Delimiter">(</span>x<span class="Delimiter">);</span> + lookup_memory_core<span class="Delimiter">(</span>x<span class="Delimiter">,</span> <span class="Comment">/*</span><span class="Comment">check_for_null</span><span class="Comment">*/</span><span class="Constant">true</span><span class="Delimiter">);</span> <span class="Delimiter">}</span> -<span class="Normal">void</span> lookup_memory_core<span class="Delimiter">(</span>reagent& x<span class="Delimiter">)</span> <span class="Delimiter">{</span> +<span class="Normal">void</span> lookup_memory_core<span class="Delimiter">(</span>reagent& x<span class="Delimiter">,</span> <span class="Normal">bool</span> check_for_null<span class="Delimiter">)</span> <span class="Delimiter">{</span> <span class="Normal">if</span> <span class="Delimiter">(</span>x<span class="Delimiter">.</span>value == <span class="Constant">0</span><span class="Delimiter">)</span> <span class="Identifier">return</span><span class="Delimiter">;</span> trace<span class="Delimiter">(</span><span class="Constant">9999</span><span class="Delimiter">,</span> <span class="Constant">"mem"</span><span class="Delimiter">)</span> << <span class="Constant">"location "</span> << x<span class="Delimiter">.</span>value << <span class="Constant">" is "</span> << no_scientific<span class="Delimiter">(</span>get_or_insert<span class="Delimiter">(</span>Memory<span class="Delimiter">,</span> x<span class="Delimiter">.</span>value<span class="Delimiter">))</span> << end<span class="Delimiter">();</span> x<span class="Delimiter">.</span>set_value<span class="Delimiter">(</span>get_or_insert<span class="Delimiter">(</span>Memory<span class="Delimiter">,</span> x<span class="Delimiter">.</span>value<span class="Delimiter">));</span> @@ -134,6 +143,12 @@ canonize<span class="Delimiter">(</span>x<span class="Delimiter">);</span> trace<span class="Delimiter">(</span><span class="Constant">9999</span><span class="Delimiter">,</span> <span class="Constant">"mem"</span><span class="Delimiter">)</span> << <span class="Constant">"skipping refcount at "</span> << x<span class="Delimiter">.</span>value << end<span class="Delimiter">();</span> x<span class="Delimiter">.</span>set_value<span class="Delimiter">(</span>x<span class="Delimiter">.</span>value+<span class="Constant">1</span><span class="Delimiter">);</span> <span class="Comment">// skip refcount</span> <span class="Delimiter">}</span> + <span class="Normal">else</span> <span class="Normal">if</span> <span class="Delimiter">(</span>check_for_null<span class="Delimiter">)</span> <span class="Delimiter">{</span> + <span class="Normal">if</span> <span class="Delimiter">(</span>Current_routine<span class="Delimiter">)</span> + raise << <span class="Constant">"tried to /lookup 0 in '"</span> << to_original_string<span class="Delimiter">(</span>current_instruction<span class="Delimiter">())</span> << <span class="Constant">"'</span><span class="cSpecial">\n</span><span class="Constant">"</span> << end<span class="Delimiter">();</span> + <span class="Normal">else</span> + raise << <span class="Constant">"tried to /lookup 0</span><span class="cSpecial">\n</span><span class="Constant">"</span> << end<span class="Delimiter">();</span> + <span class="Delimiter">}</span> drop_one_lookup<span class="Delimiter">(</span>x<span class="Delimiter">);</span> <span class="Delimiter">}</span> @@ -147,6 +162,7 @@ canonize<span class="Delimiter">(</span>x<span class="Delimiter">);</span> <span class="Delimiter">}</span> <span class="Normal">void</span> test_lookup_zero_address_does_not_skip_refcount<span class="Delimiter">()</span> <span class="Delimiter">{</span> + Hide_errors = <span class="Constant">true</span><span class="Delimiter">;</span> reagent x<span class="Delimiter">(</span><span class="Constant">"*x:address:num"</span><span class="Delimiter">);</span> x<span class="Delimiter">.</span>set_value<span class="Delimiter">(</span><span class="Constant">34</span><span class="Delimiter">);</span> <span class="Comment">// unsafe</span> put<span class="Delimiter">(</span>Memory<span class="Delimiter">,</span> <span class="Constant">34</span><span class="Delimiter">,</span> <span class="Constant">0</span><span class="Delimiter">);</span> |