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| author | Marek Polacek <polacek@redhat.com> | 2014-11-15 20:20:05 +0000 |
|---|---|---|
| committer | Marek Polacek <mpolacek@gcc.gnu.org> | 2014-11-15 20:20:05 +0000 |
| commit | 8537a4a9f5701e82d7378ce434f265aafe8c9033 (patch) | |
| tree | ff148e79ad93f10015a49d49432f9e198d7b746c | |
| parent | d66a0f56fe77f373ad167ee29636cfdf195644e3 (diff) | |
| download | gcc-8537a4a9f5701e82d7378ce434f265aafe8c9033.tar.gz | |
re PR middle-end/63884 (ICE: SIGSEGV in is_sec_implicit_index_fn with -fcilkplus and __builtin_sadd_overflow())
PR middle-end/63884
c-family/
* array-notation-common.c (is_sec_implicit_index_fn): Return false
for NULL fndecl.
(extract_array_notation_exprs): Return for NULL node.
testsuite/
* c-c++-common/cilk-plus/AN/pr63884.c: New test.
From-SVN: r217612
| -rw-r--r-- | gcc/c-family/ChangeLog | 7 | ||||
| -rw-r--r-- | gcc/c-family/array-notation-common.c | 6 | ||||
| -rw-r--r-- | gcc/testsuite/ChangeLog | 5 | ||||
| -rw-r--r-- | gcc/testsuite/c-c++-common/cilk-plus/AN/pr63884.c | 10 |
4 files changed, 28 insertions, 0 deletions
diff --git a/gcc/c-family/ChangeLog b/gcc/c-family/ChangeLog index 4eb90fc1b11..fa0518a63eb 100644 --- a/gcc/c-family/ChangeLog +++ b/gcc/c-family/ChangeLog @@ -1,3 +1,10 @@ +2014-11-15 Marek Polacek <polacek@redhat.com> + + PR middle-end/63884 + * array-notation-common.c (is_sec_implicit_index_fn): Return false + for NULL fndecl. + (extract_array_notation_exprs): Return for NULL node. + 2014-11-12 Joseph Myers <joseph@codesourcery.com> * c-cppbuiltin.c (c_cpp_builtins_optimize_pragma): Define and diff --git a/gcc/c-family/array-notation-common.c b/gcc/c-family/array-notation-common.c index f8bce04bbc1..cb5708c27b2 100644 --- a/gcc/c-family/array-notation-common.c +++ b/gcc/c-family/array-notation-common.c @@ -35,6 +35,9 @@ along with GCC; see the file COPYING3. If not see bool is_sec_implicit_index_fn (tree fndecl) { + if (!fndecl) + return false; + if (TREE_CODE (fndecl) == ADDR_EXPR) fndecl = TREE_OPERAND (fndecl, 0); @@ -327,6 +330,9 @@ extract_array_notation_exprs (tree node, bool ignore_builtin_fn, vec<tree, va_gc> **array_list) { size_t ii = 0; + + if (!node) + return; if (TREE_CODE (node) == ARRAY_NOTATION_REF) { vec_safe_push (*array_list, node); diff --git a/gcc/testsuite/ChangeLog b/gcc/testsuite/ChangeLog index 9921fec1ef8..8a71250e354 100644 --- a/gcc/testsuite/ChangeLog +++ b/gcc/testsuite/ChangeLog @@ -1,3 +1,8 @@ +2014-11-15 Marek Polacek <polacek@redhat.com> + + PR middle-end/63884 + * c-c++-common/cilk-plus/AN/pr63884.c: New test. + 2014-11-15 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org> PR target/60104 diff --git a/gcc/testsuite/c-c++-common/cilk-plus/AN/pr63884.c b/gcc/testsuite/c-c++-common/cilk-plus/AN/pr63884.c new file mode 100644 index 00000000000..c876a8dec00 --- /dev/null +++ b/gcc/testsuite/c-c++-common/cilk-plus/AN/pr63884.c @@ -0,0 +1,10 @@ +/* PR middle-end/63884 */ +/* { dg-do compile } */ +/* { dg-options "-fcilkplus" } */ + +int +foo (int x, int y) +{ + int r; + return __builtin_sadd_overflow (x, y, &r); +} |