Mercurial > hg > CbC > CbC_gcc
view gcc/testsuite/gcc.dg/tree-ssa/20040204-1.c @ 131:84e7813d76e9
gcc-8.2
author | mir3636 |
---|---|
date | Thu, 25 Oct 2018 07:37:49 +0900 |
parents | 04ced10e8804 |
children | 1830386684a0 |
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/* { dg-do compile } */ /* { dg-options "-O1 -fdump-tree-optimized" } */ extern void link_error (void); /* test that a condition is propagated inside an if */ void test5 (int x) { extern int foo (int); if (x == 0) foo (x); else if (x == 0 ) link_error (); } void test55 (int x, int y) { int u; if (x == 5 && y) { u = x + 22; if (u != 27) link_error (); } } /* There should be not link_error calls, if there is any the optimization has failed */ /* ??? Ug. This one may or may not fail based on how fold decides that the && should be emitted (based on BRANCH_COST). Fix this by teaching dom to look through && and register all components as true. */ /* { dg-final { scan-tree-dump-times "link_error" 0 "optimized" { xfail { ! "alpha*-*-* arm*-*-* aarch64*-*-* powerpc*-*-* cris-*-* crisv32-*-* hppa*-*-* i?86-*-* mmix-*-* mips*-*-* m68k*-*-* moxie-*-* nds32*-*-* s390*-*-* sh*-*-* sparc*-*-* spu-*-* visium-*-* x86_64-*-* riscv*-*-*" } } } } */