Mercurial > hg > CbC > CbC_gcc
view gcc/testsuite/gcc.dg/tree-ssa/noreturn-1.c @ 131:84e7813d76e9
gcc-8.2
author | mir3636 |
---|---|
date | Thu, 25 Oct 2018 07:37:49 +0900 |
parents | 04ced10e8804 |
children |
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/* { dg-do compile } * /* { dg-options "-O2 -fdump-tree-ssa -std=gnu11" } */ /* { dg-final { scan-tree-dump-times "__builtin_unreachable" 4 "ssa" } } */ void bar1 (void); void bar2 (void); void bar3 (void); void bar4 (void); _Noreturn void foo1 (int *p, int y) { bar1 (); *p = y; return; /* { dg-warning "function declared 'noreturn' has a 'return' statement" } */ } /* { dg-warning "'noreturn' function does return" "" { target *-*-* } .-1 } */ _Noreturn void foo2 (int *p, int y) { bar2 (); *p = y; } /* { dg-warning "'noreturn' function does return" } */ _Noreturn void foo3 (int *p, int y) { if (y > 10) return; /* { dg-warning "function declared 'noreturn' has a 'return' statement" } */ bar3 (); *p = y; return; /* { dg-warning "function declared 'noreturn' has a 'return' statement" } */ } /* { dg-warning "'noreturn' function does return" } */ _Noreturn void foo4 (int *p, int y) { if (y > 10) return; /* { dg-warning "function declared 'noreturn' has a 'return' statement" } */ bar4 (); *p = y; } /* { dg-warning "'noreturn' function does return" } */