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author | Marek Polacek <polacek@redhat.com> | 2015-06-30 09:02:00 +0000 |
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committer | Marek Polacek <mpolacek@gcc.gnu.org> | 2015-06-30 09:02:00 +0000 |
commit | a4398a300ed00d842f9786d529a7a4b0fce6e634 (patch) | |
tree | 58346bd90053e6a614e0e37ed3fed21fc9b01ece /gcc/testsuite | |
parent | 582554e3bc1509b6ddc407004f97e3f756bcedf5 (diff) | |
download | gcc-a4398a300ed00d842f9786d529a7a4b0fce6e634.zip gcc-a4398a300ed00d842f9786d529a7a4b0fce6e634.tar.gz gcc-a4398a300ed00d842f9786d529a7a4b0fce6e634.tar.bz2 |
fold-const.c (fold_binary_loc): Move ~X | X folding ...
* fold-const.c (fold_binary_loc): Move ~X | X folding ...
* match.pd: ... here.
* gcc.dg/fold-ior-2.c: New test.
From-SVN: r225164
Diffstat (limited to 'gcc/testsuite')
-rw-r--r-- | gcc/testsuite/ChangeLog | 4 | ||||
-rw-r--r-- | gcc/testsuite/gcc.dg/fold-ior-2.c | 47 |
2 files changed, 51 insertions, 0 deletions
diff --git a/gcc/testsuite/ChangeLog b/gcc/testsuite/ChangeLog index f249a7d..b006b4c 100644 --- a/gcc/testsuite/ChangeLog +++ b/gcc/testsuite/ChangeLog @@ -1,3 +1,7 @@ +2015-06-30 Marek Polacek <polacek@redhat.com> + + * gcc.dg/fold-ior-2.c: New test. + 2015-06-30 Tom de Vries <tom@codesourcery.com> PR tree-optimization/66652 diff --git a/gcc/testsuite/gcc.dg/fold-ior-2.c b/gcc/testsuite/gcc.dg/fold-ior-2.c new file mode 100644 index 0000000..6abac9e --- /dev/null +++ b/gcc/testsuite/gcc.dg/fold-ior-2.c @@ -0,0 +1,47 @@ +/* { dg-do compile } */ +/* { dg-options "-O -fdump-tree-cddce1" } */ + +int +fn1 (int x) +{ + return ~x | x; +} + +int +fn2 (int x) +{ + return x | ~x; +} + +unsigned int +fn3 (unsigned int x) +{ + return ~x | x; +} + +unsigned int +fn4 (unsigned int x) +{ + return ~x | x; +} + +int +fn5 (int x) +{ + return ~x | (unsigned) x; +} + +int +fn6 (int x) +{ + return (unsigned) ~x | x; +} + +int +fn7 (int x) +{ + return ~(unsigned) x | x; +} + +/* { dg-final { scan-tree-dump-not "~" "cddce1" } } */ +/* { dg-final { scan-tree-dump-not " \\| " "cddce1" } } */ |