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| author | Marek Polacek <polacek@redhat.com> | 2015-10-05 15:28:06 +0000 |
|---|---|---|
| committer | Marek Polacek <mpolacek@gcc.gnu.org> | 2015-10-05 15:28:06 +0000 |
| commit | 85339618b6ba3edab19d8bd98eb19d8c5627c276 (patch) | |
| tree | 54dfe85964831bab42327a3c4e2176915b3c5411 | |
| parent | 66c69a82f4fcad5d43d25358e6bc35f066946940 (diff) | |
| download | gcc-85339618b6ba3edab19d8bd98eb19d8c5627c276.zip gcc-85339618b6ba3edab19d8bd98eb19d8c5627c276.tar.gz gcc-85339618b6ba3edab19d8bd98eb19d8c5627c276.tar.bz2 | |
re PR middle-end/67821 (ICE in duplicate_ssa_name_range_info)
PR tree-optimization/67821
* tree-ssanames.c (duplicate_ssa_name_range_info): Remove an assert.
* gcc.dg/torture/pr67821-2.c: New test.
* gcc.dg/torture/pr67821.c: New test.
From-SVN: r228490
| -rw-r--r-- | gcc/ChangeLog | 5 | ||||
| -rw-r--r-- | gcc/testsuite/ChangeLog | 6 | ||||
| -rw-r--r-- | gcc/testsuite/gcc.dg/torture/pr67821-2.c | 14 | ||||
| -rw-r--r-- | gcc/testsuite/gcc.dg/torture/pr67821.c | 15 | ||||
| -rw-r--r-- | gcc/tree-ssanames.c | 1 |
5 files changed, 40 insertions, 1 deletions
diff --git a/gcc/ChangeLog b/gcc/ChangeLog index 5340f47..ff76048 100644 --- a/gcc/ChangeLog +++ b/gcc/ChangeLog @@ -1,3 +1,8 @@ +2015-10-05 Marek Polacek <polacek@redhat.com> + + PR tree-optimization/67821 + * tree-ssanames.c (duplicate_ssa_name_range_info): Remove an assert. + 2015-10-05 Thomas Schwinge <thomas@codesourcery.com> PR other/65021 diff --git a/gcc/testsuite/ChangeLog b/gcc/testsuite/ChangeLog index f6f9203..762da2a 100644 --- a/gcc/testsuite/ChangeLog +++ b/gcc/testsuite/ChangeLog @@ -1,3 +1,9 @@ +2015-10-05 Marek Polacek <polacek@redhat.com> + + PR tree-optimization/67821 + * gcc.dg/torture/pr67821-2.c: New test. + * gcc.dg/torture/pr67821.c: New test. + 2015-10-05 Kirill Yukhin <kirill.yukhin@intel.com> * gcc.target/i386/builtin_target.c: Add check for "skylake-avx512". diff --git a/gcc/testsuite/gcc.dg/torture/pr67821-2.c b/gcc/testsuite/gcc.dg/torture/pr67821-2.c new file mode 100644 index 0000000..38cfc84 --- /dev/null +++ b/gcc/testsuite/gcc.dg/torture/pr67821-2.c @@ -0,0 +1,14 @@ +/* { dg-do compile } */ + +int a, b, c, d, e, g; +short f; + +void +fn1 () +{ + int i; + f = a - b; + e = (c && (i = d = (unsigned) f - 1)) || i; + g = (unsigned) f - 1; + c && (d = 0); +} diff --git a/gcc/testsuite/gcc.dg/torture/pr67821.c b/gcc/testsuite/gcc.dg/torture/pr67821.c new file mode 100644 index 0000000..1c9e8b9 --- /dev/null +++ b/gcc/testsuite/gcc.dg/torture/pr67821.c @@ -0,0 +1,15 @@ +/* { dg-do compile } */ + +int isdigit (int); + +int +foo (const char *s) +{ + int success = 1; + const char *p = s + 2; + if (!isdigit (*p)) + success = 0; + while (isdigit (*p)) + ++p; + return success; +} diff --git a/gcc/tree-ssanames.c b/gcc/tree-ssanames.c index 64e2379..91f4ed8 100644 --- a/gcc/tree-ssanames.c +++ b/gcc/tree-ssanames.c @@ -503,7 +503,6 @@ duplicate_ssa_name_range_info (tree name, enum value_range_type range_type, gcc_assert (!POINTER_TYPE_P (TREE_TYPE (name))); gcc_assert (!SSA_NAME_RANGE_INFO (name)); - gcc_assert (!SSA_NAME_ANTI_RANGE_P (name)); if (!range_info) return; |