[compiler-rt] cf6c431 - [HWASAN] Fix memory leaks in tests.

[Kirill Stoimenov via llvm-commits]

Author: Kirill Stoimenov
Date: 2023-01-23T23:59:07Z
New Revision: cf6c43189fd0740c5128d432d18809e819387329

URL: https://github.com/llvm/llvm-project/commit/cf6c43189fd0740c5128d432d18809e819387329
DIFF: https://github.com/llvm/llvm-project/commit/cf6c43189fd0740c5128d432d18809e819387329.diff

LOG: [HWASAN] Fix memory leaks in tests.

Reviewed By: vitalybuka

Differential Revision: https://reviews.llvm.org/D142383

Added: 
    

Modified: 
    compiler-rt/test/hwasan/TestCases/Linux/decorate-proc-maps.c
    compiler-rt/test/hwasan/TestCases/print-memory-usage.c

Removed: 
    


################################################################################
diff  --git a/compiler-rt/test/hwasan/TestCases/Linux/decorate-proc-maps.c b/compiler-rt/test/hwasan/TestCases/Linux/decorate-proc-maps.c
index 5a9208809477f..40e8c0ed8bb75 100644
--- a/compiler-rt/test/hwasan/TestCases/Linux/decorate-proc-maps.c
+++ b/compiler-rt/test/hwasan/TestCases/Linux/decorate-proc-maps.c
@@ -51,5 +51,8 @@ int main(void) {
   void * volatile res2 = malloc(100000);
   pthread_create(&t, 0, ThreadFn, 0);
   pthread_join(t, 0);
-  return (int)(size_t)res;
+  int ret_val = (int)(size_t)res;
+  free(res);
+  free(res2);
+  return ret_val;
 }

diff  --git a/compiler-rt/test/hwasan/TestCases/print-memory-usage.c b/compiler-rt/test/hwasan/TestCases/print-memory-usage.c
index df9d534f32d4e..534166f572fb8 100644
--- a/compiler-rt/test/hwasan/TestCases/print-memory-usage.c
+++ b/compiler-rt/test/hwasan/TestCases/print-memory-usage.c
@@ -23,9 +23,10 @@ void *malloc_and_use(int size) {
 }
 
 void *T1(void *arg) {
-
-  for (int i = 1; i <= (1 << 20); i *= 2)
+  for (int i = 1; i <= (1 << 20); i *= 2) {
     sink = malloc_and_use(i);
+    free(sink);
+  }
 
   __sync_fetch_and_add(&state, 1);
   while (__sync_fetch_and_add(&state, 0) != 4) {}