Update to w3m-0.2.1-inu-1.6.

gc/tests/thread_leak_test.c

@@ -0,0 +1,40 @@
+#define GC_LINUX_THREADS
+#include "leak_detector.h"
+#include <pthread.h>
+#include <stdio.h>
+
+void * test(void * arg) {
+    int *p[10];
+    int i;
+    GC_find_leak = 1; /* for new collect versions not compiled  */
+    /* with -DFIND_LEAK.                                        */
+    for (i = 0; i < 10; ++i) {
+        p[i] = malloc(sizeof(int)+i);
+    }
+    CHECK_LEAKS();
+    for (i = 1; i < 10; ++i) {
+        free(p[i]);
+    }
+}       
+
+#define NTHREADS 5
+
+main() {
+    int i;
+    pthread_t t[NTHREADS];
+    int code;
+
+    for (i = 0; i < NTHREADS; ++i) {
+	if ((code = pthread_create(t + i, 0, test, 0)) != 0) {
+    	    printf("Thread creation failed %d\n", code);
+        }
+    }
+    for (i = 0; i < NTHREADS; ++i) {
+	if ((code = pthread_join(t[i], 0)) != 0) {
+            printf("Thread join failed %lu\n", code);
+        }
+    }
+    CHECK_LEAKS();
+    CHECK_LEAKS();
+    CHECK_LEAKS();
+}