Mercurial > hg > CbC > CbC_gcc
view gcc/testsuite/g++.dg/ipa/pr81248.C @ 158:494b0b89df80 default tip
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author | Shinji KONO <kono@ie.u-ryukyu.ac.jp> |
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date | Mon, 25 May 2020 18:13:55 +0900 |
parents | 1830386684a0 |
children |
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// { dg-do compile { target c++17 } } // { dg-options "-O2 -fdump-ipa-sra" } #include <type_traits> typedef unsigned char __uint8_t; typedef __uint8_t uint8_t; struct A { A() = default; A(const A& o) = default; A(const volatile A& o) : m1(o.m1) {} uint8_t m1{0}; }; volatile uint8_t v; template<typename T> void f(const T& x) __attribute__((noinline)); template<typename T> void f(const T& x) { if constexpr(std::is_same<std::remove_cv_t<T>, A>::value) { v = x.m1; } else { v = x; } } uint8_t n1; A n2; int main() { f(n1); f(n2); } // { dg-final { scan-ipa-dump "Will split parameter 0" "sra" } }