[clang] [clang] Constexpr for __builtin_shufflevector and __builtin_convertvector (PR #76615)

[Erich Keane via cfe-commits]

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In-Reply-To: <llvm.org/llvm/llvm-project/pull/76615 at github.com>


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@@ -0,0 +1,99 @@
+// RUN: %clang_cc1 -verify -std=c++2a -fsyntax-only %s
+// expected-no-diagnostics
+
+#if __BYTE_ORDER__ == __ORDER_LITTLE_ENDIAN__
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erichkeane wrote:

No, i don't think that is worth doing.  I'm still disturbed by how difficult it is to figure out exactly what/how we are testing things, but perhaps just some detailed comments on the macros are sufficient.

https://github.com/llvm/llvm-project/pull/76615