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authorzeertzjq <zeertzjq@outlook.com>2024-12-10 13:48:59 +0800
committerzeertzjq <zeertzjq@outlook.com>2024-12-10 14:29:24 +0800
commit6c81c16e1b8dd1650960bf1cea57ce05b26f7822 (patch)
tree54d65f418299efb5382065fdf55cd78275df2e50 /src/nvim/indent_c.c
parent7a7ed0c8ac2d66d695da5bd3f90536e8c5c11ccc (diff)
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vim-patch:9.0.2124: INT overflow detection logic can be simplified
Problem: INT overflow logic can be simplified Solution: introduce trim_to_int() function closes: vim/vim#13556 https://github.com/vim/vim/commit/2b0882fa6555b4d0197afbdfc32a4533cf6aacf4 vim-patch:9.0.2138: Overflow logic requires long long Problem: Overflow logic requires long long Solution: Define vimlong_T data type to make life easier for porters closes: vim/vim#13598 https://github.com/vim/vim/commit/fda700cb04612fe2f9301a9ba820309175decabf Cherry-pick ops.c change from patch 9.1.0608. Co-authored-by: Ernie Rael <errael@raelity.com>
Diffstat (limited to 'src/nvim/indent_c.c')
-rw-r--r--src/nvim/indent_c.c9
1 files changed, 3 insertions, 6 deletions
diff --git a/src/nvim/indent_c.c b/src/nvim/indent_c.c
index 9b5c80dd09..c9b7a1ba3f 100644
--- a/src/nvim/indent_c.c
+++ b/src/nvim/indent_c.c
@@ -14,6 +14,7 @@
#include "nvim/indent_c.h"
#include "nvim/macros_defs.h"
#include "nvim/mark_defs.h"
+#include "nvim/math.h"
#include "nvim/memline.h"
#include "nvim/memory.h"
#include "nvim/option.h"
@@ -1708,7 +1709,7 @@ void parse_cino(buf_T *buf)
} else {
n *= sw;
if (divider) {
- n += (sw * fraction + divider / 2) / divider;
+ n += ((int64_t)sw * fraction + divider / 2) / divider;
}
}
p++;
@@ -1717,11 +1718,7 @@ void parse_cino(buf_T *buf)
n = -n;
}
- if (n > INT_MAX) {
- n = INT_MAX;
- } else if (n < INT_MIN) {
- n = INT_MIN;
- }
+ n = trim_to_int(n);
// When adding an entry here, also update the default 'cinoptions' in
// doc/indent.txt, and add explanation for it!