[libc-commits] [libc] [libc] Properly clear out errno in tests that check its value. (PR #131650)

[Michael Jones via libc-commits]

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@@ -15,6 +15,7 @@
 using namespace LIBC_NAMESPACE::testing::ErrnoSetterMatcher;
 
 TEST(LlvmLibcEpollCreate1Test, Basic) {
+  LIBC_NAMESPACE::libc_errno = 0;
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michaelrj-google wrote:

That's a good point. In general I'd prefer to test what we're really going to use, so I'd say go to `LIBC_ERRNO_MODE_SYSTEM`.

https://github.com/llvm/llvm-project/pull/131650