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On GCC __PRETTY_FUNCTION__ it's not constexpr #35

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yuriv opened this issue Jun 5, 2020 · 1 comment
Open

On GCC __PRETTY_FUNCTION__ it's not constexpr #35

yuriv opened this issue Jun 5, 2020 · 1 comment

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@yuriv
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yuriv commented Jun 5, 2020

Due topic on GCC code works runtime not compile time, e.g.

static_assert(ctti::type_id() != ctti::type_id("hello"), "compile-time type-id comparison");

yields compile error. Be careful.
@xakod
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xakod commented May 26, 2021

Due topic on GCC code works runtime not compile time, e.g.

static_assert(ctti::type_id() != ctti::type_id("hello"), "compile-time type-id comparison");

yields compile error. Be careful.

Be careful again, bug was fixed here https://gcc.gnu.org/bugzilla/show_bug.cgi?id=66639
gcc-mirror/gcc@ddd0d18
So it works on gcc 9.1.0 and above

@sighingnow sighingnow mentioned this issue Sep 7, 2021
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sighingnow added a commit to sighingnow/v6d that referenced this issue Sep 7, 2021
@sighingnow
Enable constexpr __PRETTY_FUNCTION__ only for gcc >= 9.1.0.
aefdac4 
See also: Manu343726/ctti#35

Signed-off-by: Tao He <[email protected]>
sighingnow added a commit to v6d-io/v6d that referenced this issue Sep 7, 2021
@sighingnow
Enable constexpr __PRETTY_FUNCTION__ only for gcc >= 9.1.0. (#492)
5e2125a 
See also: Manu343726/ctti#35

Signed-off-by: Tao He <[email protected]>
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@yuriv @xakod