Type with diverging read/write normalizations still identical to itself

[ahejlsberg]

Fixes #53998.

[ahejlsberg]

@typescript-bot test this
@typescript-bot user test this inline
@typescript-bot run dt
@typescript-bot perf test faster
@typescript-bot test top100

[typescript-bot]

Heya @ahejlsberg, I've started to run the abridged perf test suite on this PR at 3625f21. You can monitor the build here.

Update: The results are in!

[typescript-bot]

Heya @ahejlsberg, I've started to run the extended test suite on this PR at 3625f21. You can monitor the build here.

[typescript-bot]

Heya @ahejlsberg, I've started to run the parallelized Definitely Typed test suite on this PR at 3625f21. You can monitor the build here.

Update: The results are in!

[typescript-bot]

Heya @ahejlsberg, I've started to run the diff-based top-repos suite on this PR at 3625f21. You can monitor the build here.

Update: The results are in!

[typescript-bot]

Heya @ahejlsberg, I've started to run the diff-based user code test suite on this PR at 3625f21. You can monitor the build here.

Update: The results are in!

[typescript-bot]

@ahejlsberg Here are the results of running the user test suite comparing main and refs/pull/54033/merge:

There were infrastructure failures potentially unrelated to your change:

• 1 instance of "Package install failed"

Otherwise...

Everything looks good!

[typescript-bot]

@ahejlsberg Here are the results of running the top-repos suite comparing main and refs/pull/54033/merge:

Everything looks good!

[typescript-bot]

Hey @ahejlsberg, the results of running the DT tests are ready.
Everything looks the same!
You can check the log here.

[typescript-bot]

@ahejlsberg
The results of the perf run you requested are in!

Here they are:

Comparison Report - main..54033

Metric	main	54033	Delta	Best	Worst	p-value
Angular - node (v16.17.1, x64)
Memory used	365,291k (± 0.01%)	365,303k (± 0.01%)	~	365,271k	365,348k	p=0.575 n=6
Parse Time	3.53s (± 0.58%)	3.52s (± 0.49%)	~	3.49s	3.54s	p=0.366 n=6
Bind Time	1.17s (± 0.47%)	1.17s (± 0.44%)	~	1.17s	1.18s	p=0.640 n=6
Check Time	9.49s (± 0.40%)	9.56s (± 0.46%)	+0.06s (+ 0.68%)	9.49s	9.61s	p=0.037 n=6
Emit Time	7.86s (± 0.74%)	7.89s (± 0.33%)	~	7.85s	7.93s	p=0.124 n=6
Total Time	22.07s (± 0.38%)	22.14s (± 0.25%)	~	22.09s	22.21s	p=0.065 n=6
Compiler-Unions - node (v16.17.1, x64)
Memory used	192,680k (± 0.02%)	192,715k (± 0.04%)	~	192,586k	192,800k	p=0.297 n=6
Parse Time	1.59s (± 0.93%)	1.60s (± 0.39%)	~	1.59s	1.61s	p=0.156 n=6
Bind Time	0.82s (± 0.66%)	0.83s (± 0.62%)	~	0.82s	0.83s	p=0.640 n=6
Check Time	10.21s (± 0.59%)	10.24s (± 0.64%)	~	10.17s	10.35s	p=0.335 n=6
Emit Time	3.01s (± 0.35%)	3.02s (± 1.15%)	~	2.99s	3.06s	p=1.000 n=6
Total Time	15.64s (± 0.32%)	15.69s (± 0.59%)	~	15.59s	15.83s	p=0.466 n=6
Monaco - node (v16.17.1, x64)
Memory used	345,769k (± 0.00%)	345,796k (± 0.02%)	~	345,741k	345,881k	p=0.810 n=6
Parse Time	2.71s (± 0.49%)	2.72s (± 0.19%)	+0.01s (+ 0.55%)	2.72s	2.73s	p=0.039 n=6
Bind Time	1.08s (± 0.00%)	1.08s (± 1.27%)	~	1.06s	1.09s	p=1.000 n=6
Check Time	7.88s (± 0.26%)	7.83s (± 0.55%)	~	7.77s	7.89s	p=0.064 n=6
Emit Time	4.43s (± 0.39%)	4.44s (± 0.27%)	~	4.42s	4.45s	p=0.620 n=6
Total Time	16.10s (± 0.15%)	16.07s (± 0.36%)	~	16.00s	16.16s	p=0.374 n=6
TFS - node (v16.17.1, x64)
Memory used	300,079k (± 0.01%)	300,062k (± 0.01%)	~	300,025k	300,086k	p=0.298 n=6
Parse Time	2.15s (± 0.81%)	2.15s (± 0.49%)	~	2.13s	2.16s	p=0.869 n=6
Bind Time	1.25s (± 1.21%)	1.23s (± 0.80%)	~	1.22s	1.24s	p=0.070 n=6
Check Time	7.23s (± 0.60%)	7.23s (± 0.30%)	~	7.21s	7.26s	p=0.809 n=6
Emit Time	4.38s (± 0.70%)	4.35s (± 0.29%)	~	4.34s	4.37s	p=0.084 n=6
Total Time	15.01s (± 0.57%)	14.96s (± 0.19%)	~	14.92s	15.00s	p=0.228 n=6
material-ui - node (v16.17.1, x64)
Memory used	481,599k (± 0.01%)	481,518k (± 0.00%)	-81k (- 0.02%)	481,482k	481,537k	p=0.031 n=6
Parse Time	3.23s (± 0.36%)	3.24s (± 0.36%)	~	3.23s	3.26s	p=0.111 n=6
Bind Time	0.94s (± 0.55%)	0.94s (± 0.95%)	~	0.93s	0.95s	p=0.541 n=6
Check Time	17.82s (± 0.62%)	17.81s (± 0.75%)	~	17.71s	18.06s	p=0.629 n=6
Emit Time	0.00s (± 0.00%)	0.00s (± 0.00%)	~	0.00s	0.00s	p=1.000 n=6
Total Time	21.98s (± 0.55%)	21.98s (± 0.62%)	~	21.88s	22.24s	p=1.000 n=6
xstate - node (v16.17.1, x64)
Memory used	560,723k (± 0.02%)	560,683k (± 0.02%)	~	560,505k	560,853k	p=0.810 n=6
Parse Time	3.98s (± 0.35%)	3.98s (± 0.22%)	~	3.97s	3.99s	p=0.621 n=6
Bind Time	1.76s (± 0.46%)	1.76s (± 0.43%)	~	1.75s	1.77s	p=0.729 n=6
Check Time	3.03s (± 0.47%)	3.03s (± 0.40%)	~	3.01s	3.04s	p=0.935 n=6
Emit Time	0.09s (± 0.00%)	0.09s (± 0.00%)	~	0.09s	0.09s	p=1.000 n=6
Total Time	8.86s (± 0.12%)	8.85s (± 0.19%)	~	8.83s	8.87s	p=0.869 n=6

System

Machine Name	ts-ci-ubuntu
Platform	linux 5.4.0-147-generic
Architecture	x64
Available Memory	16 GB
Available Memory	15 GB
CPUs	4 × Intel(R) Core(TM) i7-4770 CPU @ 3.40GHz

Hosts

• node (v16.17.1, x64)

Scenarios

• Angular - node (v16.17.1, x64)
• Compiler-Unions - node (v16.17.1, x64)
• Monaco - node (v16.17.1, x64)
• TFS - node (v16.17.1, x64)
• material-ui - node (v16.17.1, x64)
• xstate - node (v16.17.1, x64)

Benchmark	Name	Iterations
Current	54033	6
Baseline	main	6

Developer Information:

Download Benchmark