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| author | Jakub Jelinek <jakub@redhat.com> | 2018-04-19 09:46:54 +0200 |
|---|---|---|
| committer | Jakub Jelinek <jakub@gcc.gnu.org> | 2018-04-19 09:46:54 +0200 |
| commit | f53e7e138cf20f1a10fbcef2c14d838f494d4610 (patch) | |
| tree | e92ff9b30968ce6b604216596e2a33ba4587ecdd | |
| parent | a0e1df888de5675d071239b1db57fd48d6ff47b7 (diff) | |
| download | gcc-f53e7e138cf20f1a10fbcef2c14d838f494d4610.zip gcc-f53e7e138cf20f1a10fbcef2c14d838f494d4610.tar.gz gcc-f53e7e138cf20f1a10fbcef2c14d838f494d4610.tar.bz2 | |
re PR tree-optimization/85446 (wrong-code on riscv64)
PR tree-optimization/85446
* match.pd ((intptr_t) x eq/ne CST to x eq/ne (typeof x) cst): Require
the integral and pointer types to have the same precision.
From-SVN: r259488
| -rw-r--r-- | gcc/ChangeLog | 4 | ||||
| -rw-r--r-- | gcc/match.pd | 11 |
2 files changed, 11 insertions, 4 deletions
diff --git a/gcc/ChangeLog b/gcc/ChangeLog index 0e02804..0fa244a 100644 --- a/gcc/ChangeLog +++ b/gcc/ChangeLog @@ -1,5 +1,9 @@ 2018-04-19 Jakub Jelinek <jakub@redhat.com> + PR tree-optimization/85446 + * match.pd ((intptr_t) x eq/ne CST to x eq/ne (typeof x) cst): Require + the integral and pointer types to have the same precision. + * doc/install.texi: Document --disable-cet being the default and --enable-cet=auto. diff --git a/gcc/match.pd b/gcc/match.pd index 1bbf09f..442aad1 100644 --- a/gcc/match.pd +++ b/gcc/match.pd @@ -3711,10 +3711,13 @@ DEFINE_INT_AND_FLOAT_ROUND_FN (RINT) (for cmp (ne eq) (simplify (cmp (convert @0) INTEGER_CST@1) - (if ((POINTER_TYPE_P (TREE_TYPE (@0)) && !FUNC_OR_METHOD_TYPE_P (TREE_TYPE (TREE_TYPE (@0))) - && INTEGRAL_TYPE_P (TREE_TYPE (@1))) - || (INTEGRAL_TYPE_P (TREE_TYPE (@0)) && POINTER_TYPE_P (TREE_TYPE (@1)) - && !FUNC_OR_METHOD_TYPE_P (TREE_TYPE (TREE_TYPE (@1))))) + (if (((POINTER_TYPE_P (TREE_TYPE (@0)) + && !FUNC_OR_METHOD_TYPE_P (TREE_TYPE (TREE_TYPE (@0))) + && INTEGRAL_TYPE_P (TREE_TYPE (@1))) + || (INTEGRAL_TYPE_P (TREE_TYPE (@0)) + && POINTER_TYPE_P (TREE_TYPE (@1)) + && !FUNC_OR_METHOD_TYPE_P (TREE_TYPE (TREE_TYPE (@1))))) + && TYPE_PRECISION (TREE_TYPE (@0)) == TYPE_PRECISION (TREE_TYPE (@1))) (cmp @0 (convert @1))))) /* Non-equality compare simplifications from fold_binary */ |