Make errno asserts noop on gpu targets

Author: mleleszi

libc/test/IntegrationTest/test.h

@@ -68,9 +68,15 @@
 ////////////////////////////////////////////////////////////////////////////////
 // Errno checks.
 
+#ifdef LIBC_TARGET_ARCH_IS_GPU
+#define ASSERT_ERRNO_EQ(VAL)
+#define ASSERT_ERRNO_SUCCESS()
+#define ASSERT_ERRNO_FAILURE()
+#else
 #define ASSERT_ERRNO_EQ(VAL) ASSERT_EQ(VAL, static_cast<int>(errno))
 #define ASSERT_ERRNO_SUCCESS() ASSERT_EQ(0, static_cast<int>(errno))
 #define ASSERT_ERRNO_FAILURE() ASSERT_NE(0, static_cast<int>(errno))
+#endif
 
 // Integration tests are compiled with -ffreestanding which stops treating
 // the main function as a non-overloadable special function. Hence, we use a

libc/test/UnitTest/ErrnoCheckingTest.h

@@ -16,6 +16,11 @@
 // Define macro to validate the value stored in the errno and restore it
 // to zero.
 
+#ifdef LIBC_TARGET_ARCH_IS_GPU
+#define ASSERT_ERRNO_EQ(VAL)
+#define ASSERT_ERRNO_SUCCESS()
+#define ASSERT_ERRNO_FAILURE()
+#else
 #define ASSERT_ERRNO_EQ(VAL)                                                   \
   do {                                                                         \
     ASSERT_EQ(VAL, static_cast<int>(libc_errno));                              \
@@ -27,6 +32,7 @@
     ASSERT_NE(0, static_cast<int>(libc_errno));                                \
     libc_errno = 0;                                                            \
   } while (0)
+#endif
 
 namespace LIBC_NAMESPACE_DECL {
 namespace testing {