patch 9.1.2122: Vim9: Negating a float doesn't result in a bool
Commit:
https://github.com/vim/vim/commit/3a5e57fc7eeaf67175223abc2bf7752891297721
Author: Yegappan Lakshmanan <[email protected]>
Date: Sat Jan 31 10:25:50 2026 +0000
patch 9.1.2122: Vim9: Negating a float doesn't result in a bool
Problem: Vim9: Negating a float doesn't result in a boolean
(kennypete)
Solution: Make it return a boolean (Yegappan Lakshmanan).
related: #19282
related: #19289
Signed-off-by: Yegappan Lakshmanan <[email protected]>
Signed-off-by: Christian Brabandt <[email protected]>
diff --git a/src/eval.c b/src/eval.c
index d2f06fd11..71bd35370 100644
--- a/src/eval.c
+++ b/src/eval.c
@@ -5421,6 +5421,7 @@ eval9_leader(
{
rettv->v_type = VAR_BOOL;
val = f == 0.0 ? VVAL_TRUE : VVAL_FALSE;
+ type = VAR_BOOL;
}
else
f = !f;
diff --git a/src/testdir/test_vim9_expr.vim b/src/testdir/test_vim9_expr.vim
index 4551ea5eb..ab0b02a6d 100644
--- a/src/testdir/test_vim9_expr.vim
+++ b/src/testdir/test_vim9_expr.vim
@@ -4117,6 +4117,11 @@ def Test_expr9_not()
assert_equal(false, ![1, 2, 3]->reverse())
assert_equal(true, ![]->reverse())
+
+ # float
+ assert_equal(true, !0.0)
+ assert_equal(false, !1.0)
+ assert_equal(false, !25.678)
END
v9.CheckDefAndScriptSuccess(lines)
enddef
diff --git a/src/version.c b/src/version.c
index 827956351..78ae26eef 100644
--- a/src/version.c
+++ b/src/version.c
@@ -734,6 +734,8 @@ static char *(features[]) =
static int included_patches[] =
{ /* Add new patch number below this line */
+/**/
+ 2122,
/**/
2121,
/**/
--
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