[NFC][sanitizer] Debug errno in test

vitalybuka · vitalybuka · commit 1429204352ec · 2024-09-22T18:39:35.000-07:00
diff --git a/compiler-rt/test/sanitizer_common/TestCases/Posix/variadic-open.cpp b/compiler-rt/test/sanitizer_common/TestCases/Posix/variadic-open.cpp
@@ -16,6 +16,7 @@ void test(const char *path, int flags) {
   int fd = open(path, flags, 0600);
   if (fd == -1) {
     perror(path);
+    fprintf(stderr, "\n%d\n", errno);
     if (errno == EOPNOTSUPP)
       return;
   }

Original file line number	Diff line number	Diff line change
`@@ -16,6 +16,7 @@ void test(const char *path, int flags) {`
`16`	`16`	`int fd = open(path, flags, 0600);`
`17`	`17`	`if (fd == -1) {`
`18`	`18`	`perror(path);`
	`19`	`+ fprintf(stderr, "\n%d\n", errno);`
`19`	`20`	`if (errno == EOPNOTSUPP)`
`20`	`21`	`return;`
`21`	`22`	`}`