[libcxx-commits] [libcxx] [libc++] Move std::abs into __math/abs.h (PR #139586)

[Nikolas Klauser via libcxx-commits]

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@@ -13,10 +13,10 @@ void f() {
     (void)std::abs(ui); // expected-error {{call to 'abs' is ambiguous}}
 
     unsigned char uc = -5;
-    (void)std::abs(uc); // expected-warning {{taking the absolute value of unsigned type 'unsigned char' has no effect}}
+    (void)std::abs(uc); // expected-warning 0-1 {{taking the absolute value of unsigned type 'unsigned char' has no effect}}
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philnik777 wrote:

This is #144854.

https://github.com/llvm/llvm-project/pull/139586