8000 GH-130415: Use boolean guards to narrow types to values in the JIT by brandtbucher · Pull Request #130659 · python/cpython · GitHub
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GH-130415: Use boolean guards to narrow types to values in the JIT #130659

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Merged
merged 13 commits into from
Mar 2, 2025
Merged

GH-130415: Use boolean guards to narrow types to values in the JIT #130659

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d0f236a
Add failing regression tests
brandtbucher Feb 27, 2025
7929a57
Add "truth" symbols
brandtbucher Feb 27, 2025
6c4588e
Fix up test
brandtbucher Feb 28, 2025
1d17afe
is
brandtbucher Feb 28, 2025
dcb294c
Add creation and narrowing of truths
brandtbucher Feb 28, 2025
41e77a8
Use the new truth symbols
brandtbucher Feb 28, 2025
d0b1724
Fix tests
brandtbucher Feb 28, 2025
c8214c9
blurb add
brandtbucher Feb 28, 2025
ffa559b
"truth" -> "truthiness"
brandtbucher Feb 28, 2025
cbd4569
Fix some compiler warnings
brandtbucher Feb 28, 2025
9f1b271
Invert the "not" arg for clarity
brandtbucher Mar 1, 2025
07697ed
Merge branch 'main' into jit-narrow-to-bool-bool
brandtbucher Mar 2, 2025
4edba18
Add tests for truthiness symbol
brandtbucher Mar 2, 2025
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@brandtbucher
brandtbucher committed Feb 28, 2025
commit 1d17afe577b2ba8edde2fa8a8d1e8eb226ef803f
4 changes: 2 additions & 2 deletions Lib/test/test_capi/test_opt.py
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Expand Up @@ -1441,7 +1441,7 @@ def test_narrow_type_to_constant_bool_false(self):
def f(n):
trace = []
for i in range(n):
# false *usually* False, but we can only prove that it's a bool:
# false is *usually* False, but we can only prove that it's a bool:
false = i % 100 == 0
trace.append("A")
if not false: # Kept.
Expand Down Expand Up @@ -1472,7 +1472,7 @@ def test_narrow_type_to_constant_bool_true(self):
def f(n):
trace = []
for i in range(n):
# true *usually* True, but we can only prove that it's a bool:
# true is *usually* True, but we can only prove that it's a bool:
true = i % 100 != 0
trace.append("A")
if true: # Kept.
Expand Down
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