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| author | Andrew Pinski <pinskia@physics.uc.edu> | 2005-05-04 01:52:06 +0000 |
|---|---|---|
| committer | Andrew Pinski <pinskia@gcc.gnu.org> | 2005-05-03 18:52:06 -0700 |
| commit | a7e1c9287c7fadf9e58521833f846fdb680bd81c (patch) | |
| tree | cd5155fa594c0f9c4ee084e45679b9adb9a542a1 /gcc/testsuite/gcc.dg/tree-ssa/bool-1.c | |
| parent | d8be0aabf797319f3395103cb0bed48420c604c2 (diff) | |
| download | gcc-a7e1c9287c7fadf9e58521833f846fdb680bd81c.zip gcc-a7e1c9287c7fadf9e58521833f846fdb680bd81c.tar.gz gcc-a7e1c9287c7fadf9e58521833f846fdb680bd81c.tar.bz2 | |
[multiple changes]
2004-05-03 Andrew Pinski <pinskia@physics.uc.edu>
PR middle-end/15618
* fold-const.c (fold_widened_comparison): Treat BOOLEAN_TYPE
the same as INTEGER_TYPE.
(fold_binary): Fold "bool_var != 0" to bool_var.
Fold "bool_var == 1" to bool_var.
2005-05-03 Andrew Pinski <pinskia@physics.uc.edu>
PR middle-end/15618
* gcc.dg/tree-ssa/bool-[1-9].c: New tests.
From-SVN: r99207
Diffstat (limited to 'gcc/testsuite/gcc.dg/tree-ssa/bool-1.c')
| -rw-r--r-- | gcc/testsuite/gcc.dg/tree-ssa/bool-1.c | 19 |
1 files changed, 19 insertions, 0 deletions
diff --git a/gcc/testsuite/gcc.dg/tree-ssa/bool-1.c b/gcc/testsuite/gcc.dg/tree-ssa/bool-1.c new file mode 100644 index 0000000..90cdef9 --- /dev/null +++ b/gcc/testsuite/gcc.dg/tree-ssa/bool-1.c @@ -0,0 +1,19 @@ +/* { dg-do compile } */ +/* { dg-options "-O1 -fdump-tree-optimized" } */ + +int f(_Bool x) +{ + if (x != 0) + return 1; + return 0; +} + +/* There should be no != 0 which is produced by the front-end as + bool_var != 0 is the same as bool_var. */ +/* { dg-final { scan-tree-dump-times "!= 0" 0 "optimized"} } */ + +/* There should be no adde for powerpc. Checking if we actually optimizated + away the comparision. */ +/* { dg-final { scan-assembler-times "adde" 0 { target powerpc-*-* } } } */ + +/* { dg-final { cleanup-tree-dump "optimized" } } */ |