Mercurial > hg > CbC > CbC_gcc
comparison gcc/testsuite/gcc.dg/tree-ssa/ssa-dom-branch-1.c @ 111:04ced10e8804
gcc 7
| author | kono |
|---|---|
| date | Fri, 27 Oct 2017 22:46:09 +0900 |
| parents | |
| children | 84e7813d76e9 |
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| 68:561a7518be6b | 111:04ced10e8804 |
|---|---|
| 1 /* { dg-do compile } */ | |
| 2 /* { dg-options "-O2 -w -fdump-tree-dom2-details" } */ | |
| 3 | |
| 4 typedef struct rtx_def *rtx; | |
| 5 struct rtx_def | |
| 6 { | |
| 7 int code; | |
| 8 rtx rt_rtx; | |
| 9 }; | |
| 10 rtx | |
| 11 try_combine (rtx i1, rtx newpat) | |
| 12 { | |
| 13 rtx temp; | |
| 14 if (i1 && (temp = ((((((newpat->rt_rtx, ((((temp)->code) == 42))))))))) | |
| 15 && ((temp = | |
| 16 (((((((((((newpat)->rt_rtx), | |
| 17 ((((temp)->code) == 42) && arf ()))))))))))))) | |
| 18 ; | |
| 19 else if (i1 && foo ()); | |
| 20 } | |
| 21 | |
| 22 /* There should be two tests against i1. One from the hash table | |
| 23 dumps, one in the code itself. */ | |
| 24 /* { dg-final { scan-tree-dump-times "if .i1_" 2 "dom2"} } */ | |
| 25 | |
| 26 /* There should be no actual jump threads realized by DOM. The | |
| 27 legitimize jump threads are handled in VRP and those discovered | |
| 28 by DOM are subsumed by collapsing a conditional. */ | |
| 29 /* { dg-final { scan-tree-dump-not "Threaded" "dom2"} } */ |