Patch 8.2.2376

[Bram Moolenaar]

Patch 8.2.2376
Problem: Vim9: crash when dividing by zero in compiled code using
constants.
Solution: Call num_divide() and num_modulus(). (closes #7704)
Files: src/vim9compile.c, src/testdir/test_vim9_expr.vim


*** ../vim-8.2.2375/src/vim9compile.c 2021-01-17 21:51:18.947791147 +0100
--- src/vim9compile.c 2021-01-19 22:12:39.781096592 +0100
***************
*** 4300,4308 ****
{
case '*': res = tv1->vval.v_number * tv2->vval.v_number;
break;
! case '/': res = tv1->vval.v_number / tv2->vval.v_number;
break;
! case '%': res = tv1->vval.v_number % tv2->vval.v_number;
break;
}
tv1->vval.v_number = res;
--- 4300,4310 ----
{
case '*': res = tv1->vval.v_number * tv2->vval.v_number;
break;
! case '/': res = num_divide(tv1->vval.v_number,
! tv2->vval.v_number);
break;
! case '%': res = num_modulus(tv1->vval.v_number,
! tv2->vval.v_number);
break;
}
tv1->vval.v_number = res;
*** ../vim-8.2.2375/src/testdir/test_vim9_expr.vim 2021-01-14 20:35:46.254002151 +0100
--- src/testdir/test_vim9_expr.vim 2021-01-19 22:15:29.776685984 +0100
***************
*** 1376,1381 ****
--- 1376,1382 ----
assert_equal(1, g:anint / 6)
assert_equal(2, g:anint
/ g:thefour)
+ assert_true(1 / 0 > 99999)

assert_equal(5, 11 % 6)
assert_equal(4, g:anint % 6)
***************
*** 1383,1388 ****
--- 1384,1390 ----
g:anint)
assert_equal(2, g:anint
% g:thefour)
+ assert_equal(0, 1 % 0)

assert_equal(4, 6 * 4 / 6)

*** ../vim-8.2.2375/src/version.c 2021-01-19 17:22:50.648402996 +0100
--- src/version.c 2021-01-19 22:14:01.476900350 +0100
***************
*** 752,753 ****
--- 752,755 ----
{ /* Add new patch number below this line */
+ /**/
+ 2376,
/**/

--
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/// Bram Moolenaar -- Br...@Moolenaar.net -- http://www.Moolenaar.net \\\
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