Build malloc_chunk tests with libpthread (#1265)

tests/binaries/heap_malloc_chunk.c

@@ -4,6 +4,7 @@
  */
 
 #include <stdlib.h>
+#include <pthread.h>
 
 #define INTERNAL_SIZE_T size_t
 #define SIZE_SZ (sizeof (INTERNAL_SIZE_T))
@@ -68,4 +69,10 @@ int main(void)
     unsorted_chunk = mem2chunk(unsorted);
 
     break_here();
+
+    // Required for CI build to retrieve TLS variables.
+    // See:
+    // - https://github.com/pwndbg/pwndbg/pull/1086
+    // - https://sourceware.org/bugzilla/show_bug.cgi?id=24548
+    pthread_create(0,0,0,0);
 }

tests/binaries/makefile

@@ -86,6 +86,10 @@ heap_vis.out: heap_vis.c
 	@echo "[+] Building heap_vis.out"
 	${CC} -g -O0 -Wno-nonnull -o heap_vis.out heap_vis.c -pthread -lpthread
 
+heap_malloc_chunk.out: heap_malloc_chunk.c
+	@echo "[+] Building heap_malloc_chunk.out"
+	${CC} -g -O0 -Wno-nonnull -o heap_malloc_chunk.out heap_malloc_chunk.c -pthread -lpthread
+
 clean :
 	@echo "[+] Cleaning stuff"
 	@rm -f $(COMPILED) $(LINKED) $(COMPILED_ASM) $(LINKED_ASM) $(COMPILED_GO)