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FIR DFA: take all statements from ?. if result is non-null.

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I.e. a?.f(b as T) != null => b is T.

This also allows to remove the copyAllInformationFrom hack by moving the
edge directly in the control flow graph.
This commit is contained in:
pyos
2022-11-19 19:13:27 +01:00
committed by teamcity
parent 3392e066df
commit 16b8811697
14 changed files with 278 additions and 245 deletions
Download Patch File Download Diff File Expand all files Collapse all files
compiler/fir/analysis-tests/testData/resolve/smartcasts/safeCalls/safeCalls.dot
Vendored
+38 -38
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@@ -142,15 +142,13 @@ digraph safeCalls_kt {
50 [label="Access variable R|<local>/x|"];
51 [label="Smart cast: R|<local>/x|"];
52 [label="Function call: $subj$.R|/A.bar|(...)"];
53 [label="Exit safe call"];
54 [label="Enter safe call"];
55 [label="Access variable R|<local>/x|"];
56 [label="Smart cast: R|<local>/x|"];
57 [label="Function call: R|<local>/x|.R|/A.bool|()"];
58 [label="Function call: $subj$.R|/foo|(...)"];
59 [label="Exit safe call"];
60 [label="Enter safe call"];
61 [label="Postponed enter to lambda"];
53 [label="Enter safe call"];
54 [label="Access variable R|<local>/x|"];
55 [label="Smart cast: R|<local>/x|"];
56 [label="Function call: R|<local>/x|.R|/A.bool|()"];
57 [label="Function call: $subj$.R|/foo|(...)"];
58 [label="Enter safe call"];
59 [label="Postponed enter to lambda"];
subgraph cluster_14 {
color=blue
69 [label="Enter function anonymousFunction" style="filled" fillcolor=red];
@@ -164,8 +162,10 @@ digraph safeCalls_kt {
}
75 [label="Exit function anonymousFunction" style="filled" fillcolor=red];
}
62 [label="Postponed exit from lambda"];
63 [label="Function call: $subj$.R|/let|(...)"];
60 [label="Postponed exit from lambda"];
61 [label="Function call: $subj$.R|/let|(...)"];
62 [label="Exit safe call"];
63 [label="Exit safe call"];
64 [label="Exit safe call"];
65 [label="Access variable R|<local>/x|"];
66 [label="Function call: R|<local>/x|.<Unresolved name: bool>#()"];
@@ -176,21 +176,21 @@ digraph safeCalls_kt {
45 -> {46};
46 -> {47};
47 -> {48};
48 -> {49 53};
48 -> {49 62};
49 -> {50};
50 -> {51};
51 -> {52};
52 -> {53};
53 -> {54 59};
52 -> {62 53};
53 -> {54};
54 -> {55};
55 -> {56};
56 -> {57};
57 -> {58};
57 -> {63 58};
58 -> {59};
59 -> {60 64};
59 -> {60 69};
59 -> {69} [style=dashed];
60 -> {61};
61 -> {62 69};
61 -> {69} [style=dashed];
61 -> {64};
62 -> {63};
63 -> {64};
64 -> {65};
@@ -213,9 +213,9 @@ digraph safeCalls_kt {
78 [label="Access variable R|<local>/x|"];
79 [label="Enter safe call"];
80 [label="Function call: $subj$.R|/A.id|()"];
81 [label="Exit safe call"];
82 [label="Enter safe call"];
83 [label="Function call: $subj$.R|/A.bool|()"];
81 [label="Enter safe call"];
82 [label="Function call: $subj$.R|/A.bool|()"];
83 [label="Exit safe call"];
84 [label="Exit safe call"];
85 [label="Access variable R|<local>/x|"];
86 [label="Function call: R|<local>/x|.<Inapplicable(UNSAFE_CALL): /A.id>#()"];
@@ -225,11 +225,11 @@ digraph safeCalls_kt {
}
76 -> {77};
77 -> {78};
78 -> {79 81};
78 -> {79 83};
79 -> {80};
80 -> {81};
81 -> {82 84};
82 -> {83};
80 -> {83 81};
81 -> {82};
82 -> {84};
83 -> {84};
84 -> {85};
85 -> {86};
@@ -275,12 +275,12 @@ digraph safeCalls_kt {
99 [label="Postponed exit from lambda" style="filled" fillcolor=gray];
100 [label="Function call: $subj$.R|kotlin/let|<R|A|, R|kotlin/Nothing|>(...)" style="filled" fillcolor=gray];
101 [label="Stub" style="filled" fillcolor=gray];
102 [label="Exit safe call"];
103 [label="Enter safe call"];
104 [label="Access variable R|<local>/x|"];
105 [label="Smart cast: R|<local>/x|"];
106 [label="Function call: R|<local>/x|.R|/A.bool|()"];
107 [label="Function call: $subj$.R|/boo|(...)"];
102 [label="Enter safe call" style="filled" fillcolor=gray];
103 [label="Access variable R|<local>/x|" style="filled" fillcolor=gray];
104 [label="Smart cast: R|<local>/x|" style="filled" fillcolor=gray];
105 [label="Function call: R|<local>/x|.R|/A.bool|()" style="filled" fillcolor=gray];
106 [label="Function call: $subj$.R|/boo|(...)" style="filled" fillcolor=gray];
107 [label="Exit safe call"];
108 [label="Exit safe call"];
109 [label="Access variable R|<local>/x|"];
110 [label="Function call: R|<local>/x|.<Inapplicable(UNSAFE_CALL): /A.id>#()"];
@@ -290,7 +290,7 @@ digraph safeCalls_kt {
}
93 -> {94};
94 -> {95};
95 -> {96 102};
95 -> {96 107};
96 -> {97};
97 -> {113};
97 -> {99} [color=red];
@@ -299,12 +299,12 @@ digraph safeCalls_kt {
99 -> {100} [style=dotted];
100 -> {101} [style=dotted];
100 -> {112} [style=dotted] [label=onUncaughtException];
101 -> {102} [style=dotted];
102 -> {103 108};
103 -> {104};
104 -> {105};
105 -> {106};
106 -> {107};
101 -> {107 102} [style=dotted];
102 -> {103} [style=dotted];
103 -> {104} [style=dotted];
104 -> {105} [style=dotted];
105 -> {106} [style=dotted];
106 -> {108} [style=dotted];
107 -> {108};
108 -> {109};
109 -> {110};