Add some more diagnostics for va_start, fix tests so they pass with these new diags.

llvm-svn: 42917

1 files changed, 2 insertions, 3 deletions

diff --git a/clang/test/Sema/format-strings.c b/clang/test/Sema/format-strings.c
index 83947cf7c35..8b3be6856b5 100644
--- a/clang/test/Sema/format-strings.c
+++ b/clang/test/Sema/format-strings.c
@@ -45,7 +45,7 @@ void check_null_char_string(char* b)
   printf("%\0d",1); // expected-warning {{string contains '\0'}}
 }
 
-void check_empty_format_string(char* buf)
+void check_empty_format_string(char* buf, ...)
 {
   va_list ap;
   va_start(ap,buf);
@@ -53,9 +53,8 @@ void check_empty_format_string(char* buf)
   sprintf(buf,""); // expected-warning {{format string is empty}}
 }
 
-void check_wide_string()
+void check_wide_string(char* b, ...)
 {
-  char *b;
   va_list ap;
   va_start(ap,b);