Mercurial > hg > CbC > CbC_gcc
view gcc/testsuite/gcc.dg/builtin-unreachable-2.c @ 131:84e7813d76e9
gcc-8.2
author | mir3636 |
---|---|
date | Thu, 25 Oct 2018 07:37:49 +0900 |
parents | 04ced10e8804 |
children |
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/* Check that __builtin_unreachable() is a no-return function thus causing the dead call to foo() to be removed. The comparison is dead too, and should be removed. */ /* { dg-do compile } */ /* { dg-options "-O2 -fdump-tree-optimized -fdump-rtl-cse1" } */ void foo (void); int f (int i) { if (i > 1) __builtin_unreachable(); if (i > 1) foo (); return 1; } /* { dg-final { scan-tree-dump-not "foo" "optimized" } } */ /* { dg-final { scan-rtl-dump-not "\\(if_then_else" "cse1" } } */