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* [tarantool-patches] [PATCH] Fix warnings
@ 2018-04-04  8:59 Gleb
  2018-04-10 22:13 ` [tarantool-patches] " Alexander Turenko
  0 siblings, 1 reply; 3+ messages in thread
From: Gleb @ 2018-04-04  8:59 UTC (permalink / raw)
  To: tarantool-patches

Ensure -Werror -Wall set for the whole src/.
Fix warnings which have been find with -Werror and -Wall.
Add new building target RelWithDebInfoWError.
Change building target on RelWithDebInfoWError in Ci.
Fixes #3238
---
-Issue from https://github.com/tarantool/tarantool/issues/3238.
-Source from https://github.com/tarantool/tarantool/tree/gh-3238-check-warnings.
 .travis.mk                 |  4 ++--
 cmake/compiler.cmake       |  9 ++++++++-
 src/box/sql/alter.c        |  1 +
 src/box/sql/pragma.c       |  4 ++--
 src/box/vy_read_iterator.c |  2 +-
 src/box/xrow.c             | 10 +++++++---
 src/httpc.c                |  2 +-
 src/lua/init.c             |  3 ++-
 src/say.c                  | 10 ++++++----
 9 files changed, 30 insertions(+), 15 deletions(-)

diff --git a/.travis.mk b/.travis.mk
index 95713e1..2d24256 100644
--- a/.travis.mk
+++ b/.travis.mk
@@ -39,7 +39,7 @@ deps_ubuntu:
 		lcov ruby tcl
 
 test_ubuntu: deps_ubuntu
-	cmake . -DCMAKE_BUILD_TYPE=RelWithDebInfo
+	cmake . -DCMAKE_BUILD_TYPE=RelWithDebInfoWError
 	make -j8
 	cd test && /usr/bin/python test-run.py -j -1
 
@@ -49,7 +49,7 @@ deps_osx:
 	pip install -r test-run/requirements.txt --user
 
 test_osx: deps_osx
-	cmake . -DCMAKE_BUILD_TYPE=RelWithDebInfo
+	cmake . -DCMAKE_BUILD_TYPE=RelWithDebInfoWError
 	# Increase the maximum number of open file descriptors on macOS
 	sudo sysctl -w kern.maxfiles=20480 || :
 	sudo sysctl -w kern.maxfilesperproc=20480 || :
diff --git a/cmake/compiler.cmake b/cmake/compiler.cmake
index 05d33ab..6ec5f93 100644
--- a/cmake/compiler.cmake
+++ b/cmake/compiler.cmake
@@ -251,12 +251,19 @@ macro(enable_tnt_compile_flags)
     add_definitions("-D__STDC_LIMIT_MACROS=1")
     add_definitions("-D__STDC_CONSTANT_MACROS=1")
 
-    # Only add -Werror if it's a debug build, done by developers.
+    # Only add -Werror if it's a Debug or
+    # RelWithDebInfoWError build, done by developers.
     # Release builds should not cause extra trouble.
     if ((${CMAKE_BUILD_TYPE} STREQUAL "Debug")
         AND HAVE_STD_C11 AND HAVE_STD_CXX11)
         add_compile_flags("C;CXX" "-Werror")
     endif()
+
+    if ((${CMAKE_BUILD_TYPE} STREQUAL "RelWithDebInfoWError")
+        AND HAVE_STD_C11 AND HAVE_STD_CXX11)
+        add_compile_flags("C;CXX" "-Werror")
+        message("Trouble Release")
+    endif()
 endmacro(enable_tnt_compile_flags)
 
 if (HAVE_OPENMP)
diff --git a/src/box/sql/alter.c b/src/box/sql/alter.c
index a52ba8d..ea4e195 100644
--- a/src/box/sql/alter.c
+++ b/src/box/sql/alter.c
@@ -157,6 +157,7 @@ sqlite3AlterFinishAddColumn(Parse * pParse, Token * pColDef)
 	if (pParse->nErr || db->mallocFailed)
 		return;
 	assert(v != 0);
+	(void) v;
 	pNew = pParse->pNewTable;
 	assert(pNew);
 
diff --git a/src/box/sql/pragma.c b/src/box/sql/pragma.c
index 23b4c73..1a6314a 100644
--- a/src/box/sql/pragma.c
+++ b/src/box/sql/pragma.c
@@ -257,7 +257,6 @@ sqlite3Pragma(Parse * pParse, Token * pId,	/* First part of [schema.]id field */
 	char *zLeft = 0;	/* Nul-terminated UTF-8 string <id> */
 	char *zRight = 0;	/* Nul-terminated UTF-8 string <value>, or NULL */
 	char *zTable = 0;	/* Nul-terminated UTF-8 string <value2> or NULL */
-	int rc;			/* return value form SQLITE_FCNTL_PRAGMA */
 	sqlite3 *db = pParse->db;	/* The database connection */
 	Vdbe *v = sqlite3GetVdbe(pParse);	/* Prepared statement */
 	const PragmaName *pPragma;	/* The pragma */
@@ -521,8 +520,9 @@ sqlite3Pragma(Parse * pParse, Token * pId,	/* First part of [schema.]id field */
 		box_tuple_t *tuple;
 		box_iterator_t* iter;
 		iter = box_index_iterator(space_id, 0,ITER_ALL, key_buf, key_end);
-		rc = box_iterator_next(iter, &tuple);
+		int rc = box_iterator_next(iter, &tuple);
 		assert(rc==0);
+		(void) rc;
 		for (i = 0; tuple!=NULL; i++, box_iterator_next(iter, &tuple)){
 			/* 1 is name field number */
 			const char *str = tuple_field_cstr(tuple, 1);
diff --git a/src/box/vy_read_iterator.c b/src/box/vy_read_iterator.c
index a265f58..93681a8 100644
--- a/src/box/vy_read_iterator.c
+++ b/src/box/vy_read_iterator.c
@@ -552,7 +552,7 @@ vy_read_iterator_next_lsn(struct vy_read_iterator *itr, struct tuple **ret)
 {
 	uint32_t i;
 	bool unused;
-	struct vy_read_src *src;
+	struct vy_read_src *src = NULL;
 
 	assert(itr->curr_stmt != NULL);
 	assert(itr->curr_src < itr->skipped_src);
diff --git a/src/box/xrow.c b/src/box/xrow.c
index 3ef3d82..d2a0e02 100644
--- a/src/box/xrow.c
+++ b/src/box/xrow.c
@@ -301,6 +301,7 @@ iproto_reply_vclock(struct obuf *out, uint64_t sync, uint32_t schema_version,
 			     size - IPROTO_HEADER_LEN);
 
 	char *ptr = obuf_alloc(out, size);
+	(void) ptr;
 	assert(ptr == buf);
 	return 0;
 }
@@ -339,9 +340,12 @@ iproto_write_error(int fd, const struct error *e, uint32_t schema_version,
 			     schema_version, sizeof(body) + msg_len);
 
 	body.v_data_len = mp_bswap_u32(msg_len);
-	(void) write(fd, header, sizeof(header));
-	(void) write(fd, &body, sizeof(body));
-	(void) write(fd, e->errmsg, msg_len);
+	ssize_t r1 = write(fd, header, sizeof(header));
+	ssize_t r2 = write(fd, &body, sizeof(body));
+	ssize_t r3 = write(fd, e->errmsg, msg_len);
+	(void) r1;
+	(void) r2;
+	(void) r3;
 }
 
 int
diff --git a/src/httpc.c b/src/httpc.c
index 633e688..a720cf3 100644
--- a/src/httpc.c
+++ b/src/httpc.c
@@ -249,7 +249,7 @@ httpc_set_low_speed_limit(struct httpc_request *req, long low_speed_limit)
 void
 httpc_set_verbose(struct httpc_request *req, bool curl_verbose)
 {
-	curl_easy_setopt(req->curl_request.easy, CURLOPT_VERBOSE, curl_verbose);
+	curl_easy_setopt(req->curl_request.easy, CURLOPT_VERBOSE, (long) curl_verbose);
 }
 
 void
diff --git a/src/lua/init.c b/src/lua/init.c
index 76e978c..89765e5 100644
--- a/src/lua/init.c
+++ b/src/lua/init.c
@@ -279,7 +279,8 @@ tarantool_lua_setpaths(struct lua_State *L)
 {
 	const char *home = getenv("HOME");
 	char cwd[PATH_MAX] = {'\0'};
-	getcwd(cwd, sizeof(cwd));
+	char *buf = getcwd(cwd, sizeof(cwd));
+	(void) buf;
 	lua_getglobal(L, "package");
 	int top = lua_gettop(L);
 
diff --git a/src/say.c b/src/say.c
index b92514d..0d2fab2 100644
--- a/src/say.c
+++ b/src/say.c
@@ -853,7 +853,7 @@ say_default(int level, const char *filename, int line, const char *error,
 			     line, error, format, ap);
 	if (level == S_FATAL && log_default->fd != STDERR_FILENO) {
 		ssize_t r = write(STDERR_FILENO, buf, total);
-		(void) r;                       /* silence gcc warning */
+		(void) r; /* silence gcc warning */
 	}
 
 	va_end(ap);
@@ -1040,13 +1040,15 @@ log_vsay(struct log *log, int level, const char *filename, int line,
 		break;
 	case SAY_LOGGER_SYSLOG:
 		write_to_syslog(log, total);
-		if (level == S_FATAL && log->fd != STDERR_FILENO)
-			(void) write(STDERR_FILENO, buf, total);
+		if (level == S_FATAL && log->fd != STDERR_FILENO) {
+			ssize_t r = write(STDERR_FILENO, buf, total);
+			(void) r;                       /* silence gcc warning */
+		}
 		break;
 	case SAY_LOGGER_BOOT:
 	{
 		ssize_t r = write(STDERR_FILENO, buf, total);
-		(void) r;                       /* silence gcc warning */
+		(void) r; /* silence gcc warning */
 		break;
 	}
 	default:
-- 
2.7.4

^ permalink raw reply	[flat|nested] 3+ messages in thread
[parent not found: <1522247382-8505-1-git-send-email-gleb-skiba@mail.ru>]

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2018-04-04  8:59 [tarantool-patches] [PATCH] Fix warnings Gleb
2018-04-10 22:13 ` [tarantool-patches] " Alexander Turenko
     [not found] <1522247382-8505-1-git-send-email-gleb-skiba@mail.ru>
2018-03-29 18:33 ` Alexander Turenko

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