diff options
Diffstat (limited to 'clang/test/Sema/warn-compare-enum-types-mismatch.c')
-rw-r--r-- | clang/test/Sema/warn-compare-enum-types-mismatch.c | 11 |
1 files changed, 10 insertions, 1 deletions
diff --git a/clang/test/Sema/warn-compare-enum-types-mismatch.c b/clang/test/Sema/warn-compare-enum-types-mismatch.c index 2b72aae16b97..47dd592488e6 100644 --- a/clang/test/Sema/warn-compare-enum-types-mismatch.c +++ b/clang/test/Sema/warn-compare-enum-types-mismatch.c @@ -1,12 +1,21 @@ // RUN: %clang_cc1 -x c -fsyntax-only -verify -Wenum-compare -Wno-unused-comparison %s // RUN: %clang_cc1 -x c++ -fsyntax-only -verify -Wenum-compare -Wno-unused-comparison %s +// In C enumerators (i.e enumeration constants) have type int (until C23). In +// order to support diagnostics such as -Wenum-compare we pretend they have the +// type of their enumeration. + typedef enum EnumA { A } EnumA; enum EnumB { - B + B, + B1 = 1, + // In C++ this comparison doesnt warn as enumerators dont have the type of + // their enumeration before the closing brace. We mantain the same behavior + // in C. + B2 = A == B1 }; enum { |