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FIR CFA: remove redundant "uncaught exception path" edges

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These are not real, and in fact tricked the compiler into thinking some
blocks that do not terminate do somehow terminate.
This commit is contained in:
pyos
2022-11-27 23:03:00 +01:00
committed by Dmitriy Novozhilov
parent fa0ea1504e
commit ef2fa01a8d
23 changed files with 277 additions and 88 deletions
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compiler/fir/analysis-tests/testData/resolve/smartcasts/smartcastToNothing.dot
Vendored
+2 -8
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@@ -16,12 +16,11 @@ digraph smartcastToNothing_kt {
6 [label="Stub" style="filled" fillcolor=gray];
7 [label="Exit block" style="filled" fillcolor=gray];
}
8 [label="Exit function getNothing" style="filled" fillcolor=red];
8 [label="Exit function getNothing" style="filled" fillcolor=red style="filled" fillcolor=gray];
}
0 -> {1};
1 -> {2};
2 -> {3};
3 -> {8} [label="onUncaughtException"];
3 -> {4} [style=dotted];
4 -> {5} [style=dotted];
5 -> {6 8} [style=dotted];
@@ -104,12 +103,11 @@ digraph smartcastToNothing_kt {
36 [label="Stub" style="filled" fillcolor=gray];
37 [label="Exit block" style="filled" fillcolor=gray];
}
38 [label="Exit function myListOf" style="filled" fillcolor=red];
38 [label="Exit function myListOf" style="filled" fillcolor=red style="filled" fillcolor=gray];
}
30 -> {31};
31 -> {32};
32 -> {33};
33 -> {38} [label="onUncaughtException"];
33 -> {34} [style=dotted];
34 -> {35} [style=dotted];
35 -> {36 38} [style=dotted];
@@ -266,17 +264,14 @@ digraph smartcastToNothing_kt {
65 -> {66};
66 -> {67};
67 -> {68};
68 -> {93} [label="onUncaughtException"];
68 -> {69} [style=dotted];
69 -> {70} [style=dotted];
70 -> {71} [style=dotted];
71 -> {93} [style=dotted label="onUncaughtException"];
71 -> {72} [style=dotted];
72 -> {73} [style=dotted];
73 -> {74} [style=dotted];
74 -> {75} [style=dotted];
75 -> {76} [style=dotted];
76 -> {93} [style=dotted label="onUncaughtException"];
76 -> {77} [style=dotted];
77 -> {78} [style=dotted];
78 -> {79} [style=dotted];
@@ -398,7 +393,6 @@ digraph smartcastToNothing_kt {
131 -> {132};
132 -> {133};
133 -> {134};
134 -> {142} [label="onUncaughtException"];
134 -> {135} [style=dotted];
135 -> {136} [style=dotted];
136 -> {137} [style=dotted];