compiler warning: fix

Fix compiler warning: variable was set but never used

Fix compiler warning: clobber ignored

14 files changed, 33 insertions, 16 deletions

diff --git a/tests/libtest/Makefile.inc b/tests/libtest/Makefile.inc
index 06cda1e92..d8cda570f 100644
--- a/tests/libtest/Makefile.inc
+++ b/tests/libtest/Makefile.inc
@@ -1,6 +1,9 @@
 # files used only in some libcurl test programs
 TESTUTIL = testutil.c testutil.h
 
+# files used only in some libcurl test programs
+WARNLESS = $(top_srcdir)/lib/warnless.c $(top_srcdir)/lib/warnless.h
+
 # these files are used in every single test program below
 SUPPORTFILES = first.c test.h
 
@@ -25,15 +28,15 @@ lib501_SOURCES = lib501.c $(SUPPORTFILES)
 
 lib502_SOURCES = lib502.c $(SUPPORTFILES) $(TESTUTIL)
 
-lib503_SOURCES = lib503.c $(SUPPORTFILES) $(TESTUTIL)
+lib503_SOURCES = lib503.c $(SUPPORTFILES) $(TESTUTIL) $(WARNLESS)
 
-lib504_SOURCES = lib504.c $(SUPPORTFILES) $(TESTUTIL)
+lib504_SOURCES = lib504.c $(SUPPORTFILES) $(TESTUTIL) $(WARNLESS)
 
 lib505_SOURCES = lib505.c $(SUPPORTFILES)
 
 lib506_SOURCES = lib506.c $(SUPPORTFILES)
 
-lib507_SOURCES = lib507.c $(SUPPORTFILES) $(TESTUTIL)
+lib507_SOURCES = lib507.c $(SUPPORTFILES) $(TESTUTIL) $(WARNLESS)
 
 lib508_SOURCES = lib508.c $(SUPPORTFILES)
 
@@ -65,32 +68,32 @@ lib523_SOURCES = lib523.c $(SUPPORTFILES)
 
 lib524_SOURCES = lib524.c $(SUPPORTFILES)
 
-lib525_SOURCES = lib525.c $(SUPPORTFILES) $(TESTUTIL)
+lib525_SOURCES = lib525.c $(SUPPORTFILES) $(TESTUTIL) $(WARNLESS)
 
-lib526_SOURCES = lib526.c $(SUPPORTFILES) $(TESTUTIL)
+lib526_SOURCES = lib526.c $(SUPPORTFILES) $(TESTUTIL) $(WARNLESS)
 lib526_CFLAGS = -DLIB526
 
-lib527_SOURCES = lib526.c $(SUPPORTFILES) $(TESTUTIL)
+lib527_SOURCES = lib526.c $(SUPPORTFILES) $(TESTUTIL) $(WARNLESS)
 lib527_CFLAGS = -DLIB527
 
-lib529_SOURCES = lib525.c $(SUPPORTFILES) $(TESTUTIL)
+lib529_SOURCES = lib525.c $(SUPPORTFILES) $(TESTUTIL) $(WARNLESS)
 lib529_CFLAGS = -DLIB529
 
-lib530_SOURCES = lib530.c $(SUPPORTFILES) $(TESTUTIL)
+lib530_SOURCES = lib530.c $(SUPPORTFILES) $(TESTUTIL) $(WARNLESS)
 lib530_CFLAGS = -DLIB530
 
-lib532_SOURCES = lib526.c $(SUPPORTFILES) $(TESTUTIL)
+lib532_SOURCES = lib526.c $(SUPPORTFILES) $(TESTUTIL) $(WARNLESS)
 lib532_CFLAGS = -DLIB532
 
-lib533_SOURCES = lib533.c $(SUPPORTFILES) $(TESTUTIL)
+lib533_SOURCES = lib533.c $(SUPPORTFILES) $(TESTUTIL) $(WARNLESS)
 
-lib536_SOURCES = lib536.c $(SUPPORTFILES) $(TESTUTIL)
+lib536_SOURCES = lib536.c $(SUPPORTFILES) $(TESTUTIL) $(WARNLESS)
 
 lib537_SOURCES = lib537.c $(SUPPORTFILES)
 
 lib539_SOURCES = lib539.c $(SUPPORTFILES)
 
-lib540_SOURCES = lib540.c $(SUPPORTFILES)
+lib540_SOURCES = lib540.c $(SUPPORTFILES) $(WARNLESS)
 
 lib541_SOURCES = lib541.c $(SUPPORTFILES)
 
@@ -122,17 +125,17 @@ lib556_SOURCES = lib556.c $(SUPPORTFILES)
 
 lib557_SOURCES = lib557.c $(SUPPORTFILES)
 
-lib560_SOURCES = lib560.c $(SUPPORTFILES)
+lib560_SOURCES = lib560.c $(SUPPORTFILES) $(WARNLESS)
 
 lib574_SOURCES = lib574.c $(SUPPORTFILES)
 
-lib575_SOURCES = lib575.c $(SUPPORTFILES)
+lib575_SOURCES = lib575.c $(SUPPORTFILES) $(WARNLESS)
 
 lib576_SOURCES = lib576.c $(SUPPORTFILES)
 
 lib562_SOURCES = lib562.c $(SUPPORTFILES)
 
-lib564_SOURCES = lib564.c $(SUPPORTFILES) $(TESTUTIL)
+lib564_SOURCES = lib564.c $(SUPPORTFILES) $(TESTUTIL) $(WARNLESS)
 
 lib565_SOURCES = lib510.c $(SUPPORTFILES)
 lib565_CFLAGS = -DLIB565
@@ -157,7 +160,7 @@ lib578_SOURCES = lib578.c $(SUPPORTFILES)
 
 lib579_SOURCES = lib579.c $(SUPPORTFILES)
 
-lib582_SOURCES = lib582.c $(SUPPORTFILES) $(TESTUTIL)
+lib582_SOURCES = lib582.c $(SUPPORTFILES) $(TESTUTIL) $(WARNLESS)
 
 lib583_SOURCES = lib583.c $(SUPPORTFILES)
 
diff --git a/tests/libtest/lib503.c b/tests/libtest/lib503.c
index d6ef58a00..25a641548 100644
--- a/tests/libtest/lib503.c
+++ b/tests/libtest/lib503.c
@@ -24,6 +24,7 @@
 #include <sys/types.h>
 
 #include "testutil.h"
+#include "warnless.h"
 #include "memdebug.h"
 
 #define MAIN_LOOP_HANG_TIMEOUT     90 * 1000
diff --git a/tests/libtest/lib504.c b/tests/libtest/lib504.c
index 55ad5ff31..f45ac256b 100644
--- a/tests/libtest/lib504.c
+++ b/tests/libtest/lib504.c
@@ -24,6 +24,7 @@
 #include <sys/types.h>
 
 #include "testutil.h"
+#include "warnless.h"
 #include "memdebug.h"
 
 #define MAIN_LOOP_HANG_TIMEOUT     90 * 1000
diff --git a/tests/libtest/lib507.c b/tests/libtest/lib507.c
index a52fabec1..c5a009d8c 100644
--- a/tests/libtest/lib507.c
+++ b/tests/libtest/lib507.c
@@ -22,6 +22,7 @@
 #include "test.h"
 
 #include "testutil.h"
+#include "warnless.h"
 #include "memdebug.h"
 
 #define MAIN_LOOP_HANG_TIMEOUT     90 * 1000
diff --git a/tests/libtest/lib525.c b/tests/libtest/lib525.c
index 2765897fd..f034050eb 100644
--- a/tests/libtest/lib525.c
+++ b/tests/libtest/lib525.c
@@ -26,6 +26,7 @@
 #include <fcntl.h>
 
 #include "testutil.h"
+#include "warnless.h"
 #include "memdebug.h"
 
 #define MAIN_LOOP_HANG_TIMEOUT     90 * 1000
diff --git a/tests/libtest/lib526.c b/tests/libtest/lib526.c
index 27b87bdd8..a0085ec3c 100644
--- a/tests/libtest/lib526.c
+++ b/tests/libtest/lib526.c
@@ -45,6 +45,7 @@
 #include <fcntl.h>
 
 #include "testutil.h"
+#include "warnless.h"
 #include "memdebug.h"
 
 #define MAIN_LOOP_HANG_TIMEOUT     90 * 1000
diff --git a/tests/libtest/lib530.c b/tests/libtest/lib530.c
index 2ec67f61b..add64ea31 100644
--- a/tests/libtest/lib530.c
+++ b/tests/libtest/lib530.c
@@ -32,6 +32,7 @@
 #endif
 
 #include "testutil.h"
+#include "warnless.h"
 #include "memdebug.h"
 
 #define MAIN_LOOP_HANG_TIMEOUT     90 * 1000
diff --git a/tests/libtest/lib533.c b/tests/libtest/lib533.c
index 62ce2cdb9..606eba75c 100644
--- a/tests/libtest/lib533.c
+++ b/tests/libtest/lib533.c
@@ -28,6 +28,7 @@
 #include <fcntl.h>
 
 #include "testutil.h"
+#include "warnless.h"
 #include "memdebug.h"
 
 #define MAIN_LOOP_HANG_TIMEOUT     90 * 1000
diff --git a/tests/libtest/lib536.c b/tests/libtest/lib536.c
index 6e3e7571c..dca880cea 100644
--- a/tests/libtest/lib536.c
+++ b/tests/libtest/lib536.c
@@ -26,6 +26,7 @@
 #include <fcntl.h>
 
 #include "testutil.h"
+#include "warnless.h"
 #include "memdebug.h"
 
 #define MAIN_LOOP_HANG_TIMEOUT     90 * 1000
diff --git a/tests/libtest/lib540.c b/tests/libtest/lib540.c
index 32d2342d5..55457dd46 100644
--- a/tests/libtest/lib540.c
+++ b/tests/libtest/lib540.c
@@ -30,6 +30,7 @@
 
 #include "test.h"
 
+#include "warnless.h"
 #include "memdebug.h"
 
 #define PROXY libtest_arg2
diff --git a/tests/libtest/lib560.c b/tests/libtest/lib560.c
index 081ad738f..e375be535 100644
--- a/tests/libtest/lib560.c
+++ b/tests/libtest/lib560.c
@@ -21,6 +21,8 @@
  ***************************************************************************/
 #include "test.h"
 
+#include "warnless.h"
+
 /*
  * Simply download a HTTPS file!
  *
diff --git a/tests/libtest/lib564.c b/tests/libtest/lib564.c
index c4495f517..d831d21e1 100644
--- a/tests/libtest/lib564.c
+++ b/tests/libtest/lib564.c
@@ -27,6 +27,7 @@
 #include <fcntl.h>
 
 #include "testutil.h"
+#include "warnless.h"
 #include "memdebug.h"
 
 #define MAIN_LOOP_HANG_TIMEOUT     90 * 1000
diff --git a/tests/libtest/lib575.c b/tests/libtest/lib575.c
index bb075dc1f..4d0b16576 100644
--- a/tests/libtest/lib575.c
+++ b/tests/libtest/lib575.c
@@ -27,6 +27,7 @@
 #include <fcntl.h>
 
 #include "testutil.h"
+#include "warnless.h"
 #include "memdebug.h"
 
 /* 3x download!
diff --git a/tests/libtest/lib582.c b/tests/libtest/lib582.c
index 3797e87bb..3b7f1afee 100644
--- a/tests/libtest/lib582.c
+++ b/tests/libtest/lib582.c
@@ -26,6 +26,7 @@
 #include <fcntl.h>
 
 #include "testutil.h"
+#include "warnless.h"
 #include "memdebug.h"
 
 #define MAIN_LOOP_HANG_TIMEOUT     4 * 1000