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view gcc/testsuite/g++.dg/coroutines/co-return-syntax-09-lambda-auto.C @ 145:1830386684a0
gcc-9.2.0
author | anatofuz |
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date | Thu, 13 Feb 2020 11:34:05 +0900 |
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// { dg-additional-options "-fsyntax-only -w" } // Check that we decline return type deduction for lambda coroutines. #include "coro.h" // boiler-plate for tests of codegen #include "coro1-ret-int-yield-int.h" int main () { /* Attempt to deduce the return type for a lambda coroutine. */ auto f = []() { co_return 42; // { dg-error "cannot be used in a function with a deduced return type" } }; return 0; }