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authordundargoc <33953936+dundargoc@users.noreply.github.com>2022-04-25 03:51:22 +0200
committerGitHub <noreply@github.com>2022-04-24 18:51:22 -0700
commit933274c438107adadde5ff854340ed1fae18d3fe (patch)
tree17c7d782065157e43619a667b9662f87e862d06e
parent68d27e156ce42f1c8428a8deb5206e4c16cb14d4 (diff)
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fix/PVS #17863
* fix(PVS/V002): disable rule completely V002: "Some diagnostic messages may contain incorrect line number in this file." This particular check seems unreliable. It says on their website https://pvs-studio.com/en/docs/warnings/v002/ that this warning occurs when there are multiline pragmas, but there are none in extmark.c. * fix(PVS/V756): ignore "counter is not used inside a nested loop" warning The nested loop starts with "AutoCmd *ac = ap->cmds" so "ap" is definitely used. * fix(PVS/V560): disable "a part of conditional expression is always true" * fix(PVS/V614): potentially uninitialized variable 'blen' used
-rwxr-xr-xscripts/pvscheck.sh2
-rw-r--r--src/nvim/autocmd.c2
-rw-r--r--src/nvim/fileio.c2
-rw-r--r--src/nvim/fold.c1
4 files changed, 4 insertions, 3 deletions
diff --git a/scripts/pvscheck.sh b/scripts/pvscheck.sh
index 195a76763f..a931231fbd 100755
--- a/scripts/pvscheck.sh
+++ b/scripts/pvscheck.sh
@@ -380,7 +380,7 @@ run_analysis() {(
--sourcetree-root . || true
rm -rf PVS-studio.{xml,err,tsk,html.d}
- local plog_args="PVS-studio.log --srcRoot . --excludedCodes V011,V1042,V1051,V1074"
+ local plog_args="PVS-studio.log --srcRoot . --excludedCodes V011,V1042,V1051,V1074,V002"
plog-converter $plog_args --renderTypes xml --output PVS-studio.xml
plog-converter $plog_args --renderTypes errorfile --output PVS-studio.err
plog-converter $plog_args --renderTypes tasklist --output PVS-studio.tsk
diff --git a/src/nvim/autocmd.c b/src/nvim/autocmd.c
index 77d4115b59..173f8e17af 100644
--- a/src/nvim/autocmd.c
+++ b/src/nvim/autocmd.c
@@ -2449,7 +2449,7 @@ bool autocmd_delete_id(int64_t id)
// Note that since multiple AutoCmd objects can have the same ID, we need to do a full scan.
FOR_ALL_AUEVENTS(event) {
- FOR_ALL_AUPATS_IN_EVENT(event, ap) {
+ FOR_ALL_AUPATS_IN_EVENT(event, ap) { // -V756
for (AutoCmd *ac = ap->cmds; ac != NULL; ac = ac->next) {
if (ac->id == id) {
aucmd_del(ac);
diff --git a/src/nvim/fileio.c b/src/nvim/fileio.c
index d4407b4982..be66a6ce80 100644
--- a/src/nvim/fileio.c
+++ b/src/nvim/fileio.c
@@ -1118,7 +1118,7 @@ retry:
&& tmpname == NULL
&& (*fenc == 'u' || *fenc == NUL)))) {
char_u *ccname;
- int blen;
+ int blen = 0;
// no BOM detection in a short file or in binary mode
if (size < 2 || curbuf->b_p_bin) {
diff --git a/src/nvim/fold.c b/src/nvim/fold.c
index e08d6d4a4e..bc31fe42ba 100644
--- a/src/nvim/fold.c
+++ b/src/nvim/fold.c
@@ -2752,6 +2752,7 @@ static void truncate_fold(win_T *const wp, fold_T *fp, linenr_T end)
}
#define FOLD_END(fp) ((fp)->fd_top + (fp)->fd_len - 1)
+// -V:VALID_FOLD:V560
#define VALID_FOLD(fp, gap) \
((gap)->ga_len > 0 && (fp) < ((fold_T *)(gap)->ga_data + (gap)->ga_len))
#define FOLD_INDEX(fp, gap) ((size_t)((fp) - ((fold_T *)(gap)->ga_data)))