vendor/compiler-rt/compiler-rt-r224034

1 files changed, 44 insertions, 0 deletions

diff --git a/test/BlocksRuntime/varargs-bad-assign.c b/test/BlocksRuntime/varargs-bad-assign.c
new file mode 100644
index 0000000000000..b978668b95c06
--- /dev/null
+++ b/test/BlocksRuntime/varargs-bad-assign.c
@@ -0,0 +1,44 @@
+//
+//                     The LLVM Compiler Infrastructure
+//
+// This file is distributed under the University of Illinois Open Source
+// License. See LICENSE.TXT for details.
+
+//  -*- mode:C; c-basic-offset:4; tab-width:4; intent-tabs-mode:nil;  -*-
+// HACK ALERT: gcc and g++ give different errors, referencing the line number to ensure that it checks for the right error; MUST KEEP IN SYNC WITH THE TEST
+// CONFIG 27: error:
+
+#import <stdio.h>
+#import <stdlib.h>
+#import <string.h>
+#import <stdarg.h>
+
+
+int main (int argc, const char * argv[]) {
+    int (^sumn)(int n, ...);
+    int six = 0;
+    
+    sumn = ^(int a, int b, int n, ...){
+        int result = 0;
+        va_list numbers;
+        int i;
+
+        va_start(numbers, n);
+        for (i = 0 ; i < n ; i++) {
+            result += va_arg(numbers, int);
+        }
+        va_end(numbers);
+
+        return result;
+    };
+
+    six = sumn(3, 1, 2, 3);
+
+    if ( six != 6 ) {
+        printf("%s: Expected 6 but got %d\n", argv[0], six);
+        exit(1);
+    }
+    
+    printf("%s: success\n", argv[0]);
+    return 0;
+}