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improve abstraction for AssocList, fix bug in optional else (#315)

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* improve abstraction for AssocList, fix bug in optional else

* add flag for tracing output, clean up code for output

* turned off tracing by default, updated goldens, removed two examples that use pointers, shouldn't have been there yet
This commit is contained in:
Jeremy G. Siek
2021-03-01 10:00:02 -05:00
committed by GitHub
parent 102ea3ccaf
commit bf6bb800c4
55 changed files with 293 additions and 7431 deletions
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executable_semantics/testdata/next.golden
Vendored
-123
View File
@@ -1,124 +1 @@
********** source program **********
fn main () -> Int {
var Int: x = 0;
return x;
}
********** type checking **********
--- step exp Int --->
--- step exp Int --->
--- step exp Int --->
********** type checking complete **********
fn main () -> Int {
var Int: x = 0;
return x;
}
********** starting execution **********
********** initializing globals **********
--- step exp () --->
********** calling main function **********
{
stack: top{main()<-1>}
heap: fun<main>,
env: main: fun<main>,
}
--- step exp main() --->
{
stack: top{main<-1> :: main()<0>}
heap: fun<main>,
env: main: fun<main>,
}
--- step exp main --->
{
stack: top{fun<main><-1> :: main()<0>}
heap: fun<main>,
env: main: fun<main>,
}
--- handle value fun<main> with main()<1>(fun<main>,) --->
{
stack: top{()<-1> :: main()<1>(fun<main>,)}
heap: fun<main>,
env: main: fun<main>,
}
--- step exp () --->
{
stack: top{()<-1> :: main()<1>(fun<main>,)}
heap: fun<main>,
env: main: fun<main>,
}
--- handle value () with main()<2>(fun<main>,(),) --->
pattern_match((), ())
{
stack: main{var Int: x = 0; ... <-1>} :: top{}
heap: fun<main>,
env: main: fun<main>,
}
--- step stmt var Int: x = 0; ... --->
{
stack: main{var Int: x = 0;<-1> :: return x;<-1>} :: top{}
heap: fun<main>,
env: main: fun<main>,
}
--- step stmt var Int: x = 0; --->
{
stack: main{0<-1> :: var Int: x = 0;<0> :: return x;<-1>} :: top{}
heap: fun<main>,
env: main: fun<main>,
}
--- step exp 0 --->
{
stack: main{0<-1> :: var Int: x = 0;<0> :: return x;<-1>} :: top{}
heap: fun<main>,
env: main: fun<main>,
}
--- handle value 0 with var Int: x = 0;<1>(0,) --->
{
stack: main{Int: x<-1> :: var Int: x = 0;<1>(0,) :: return x;<-1>} :: top{}
heap: fun<main>,
env: main: fun<main>,
}
--- step exp Int: x --->
{
stack: main{Int<-1> :: Int: x<0> :: var Int: x = 0;<1>(0,) :: return x;<-1>} :: top{}
heap: fun<main>,
env: main: fun<main>,
}
--- step exp Int --->
{
stack: main{Int<-1> :: Int: x<0> :: var Int: x = 0;<1>(0,) :: return x;<-1>} :: top{}
heap: fun<main>,
env: main: fun<main>,
}
--- handle value Int with Int: x<1>(Int,) --->
{
stack: main{Int: x<-1> :: var Int: x = 0;<1>(0,) :: return x;<-1>} :: top{}
heap: fun<main>,
env: main: fun<main>,
}
--- handle value Int: x with var Int: x = 0;<2>(0,Int: x,) --->
pattern_match(Int: x, 0)
{
stack: main{return x;<-1>} :: top{}
heap: fun<main>, 0,
env: x: 0, main: fun<main>,
}
--- step stmt return x; --->
{
stack: main{x<-1> :: return x;<0>} :: top{}
heap: fun<main>, 0,
env: x: 0, main: fun<main>,
}
--- step exp x --->
{
stack: main{0<-1> :: return x;<0>} :: top{}
heap: fun<main>, 0,
env: x: 0, main: fun<main>,
}
--- handle value 0 with return x;<1>(0,) --->
{
stack: top{0<-1>}
heap: fun<main>, !!0,
env: main: fun<main>,
}
result: 0