diff options
| author | Richard Biener <rguenther@suse.de> | 2016-09-06 12:49:53 +0000 |
|---|---|---|
| committer | Richard Biener <rguenth@gcc.gnu.org> | 2016-09-06 12:49:53 +0000 |
| commit | b772a56562fa8272a188d39a38492d52bdc797fd (patch) | |
| tree | 7dc8f2b6d75e4636045078dd38e5465db376271a /gcc | |
| parent | a8c070376794b730f125d0453537684563524f9e (diff) | |
| download | gcc-b772a56562fa8272a188d39a38492d52bdc797fd.zip gcc-b772a56562fa8272a188d39a38492d52bdc797fd.tar.gz gcc-b772a56562fa8272a188d39a38492d52bdc797fd.tar.bz2 | |
re PR tree-optimization/77450 (ICE: in verify_ssa, at tree-ssa.c:1016 on very simple code with vectors)
2016-09-06 Richard Biener <rguenther@suse.de>
PR c/77450
c-family/
* c-common.c (c_common_mark_addressable_vec): Handle
COMPOUND_LITERAL_EXPR.
* c-c++-common/vector-subscript-7.c: Adjust.
* c-c++-common/vector-subscript-8.c: New testcase.
From-SVN: r240006
Diffstat (limited to 'gcc')
| -rw-r--r-- | gcc/c-family/ChangeLog | 6 | ||||
| -rw-r--r-- | gcc/c-family/c-common.c | 4 | ||||
| -rw-r--r-- | gcc/testsuite/ChangeLog | 6 | ||||
| -rw-r--r-- | gcc/testsuite/c-c++-common/vector-subscript-7.c | 4 | ||||
| -rw-r--r-- | gcc/testsuite/c-c++-common/vector-subscript-8.c | 9 |
5 files changed, 26 insertions, 3 deletions
diff --git a/gcc/c-family/ChangeLog b/gcc/c-family/ChangeLog index f3280d0..9d9344f 100644 --- a/gcc/c-family/ChangeLog +++ b/gcc/c-family/ChangeLog @@ -1,3 +1,9 @@ +2016-09-06 Richard Biener <rguenther@suse.de> + + PR c/77450 + * c-common.c (c_common_mark_addressable_vec): Handle + COMPOUND_LITERAL_EXPR. + 2016-09-05 Marek Polacek <polacek@redhat.com> PR c/77423 diff --git a/gcc/c-family/c-common.c b/gcc/c-family/c-common.c index 63b1e28..de9f881 100644 --- a/gcc/c-family/c-common.c +++ b/gcc/c-family/c-common.c @@ -10918,7 +10918,9 @@ c_common_mark_addressable_vec (tree t) { while (handled_component_p (t)) t = TREE_OPERAND (t, 0); - if (!VAR_P (t) && TREE_CODE (t) != PARM_DECL) + if (!VAR_P (t) + && TREE_CODE (t) != PARM_DECL + && TREE_CODE (t) != COMPOUND_LITERAL_EXPR) return; TREE_ADDRESSABLE (t) = 1; } diff --git a/gcc/testsuite/ChangeLog b/gcc/testsuite/ChangeLog index b8e4b02..28409cc 100644 --- a/gcc/testsuite/ChangeLog +++ b/gcc/testsuite/ChangeLog @@ -1,3 +1,9 @@ +2016-09-06 Richard Biener <rguenther@suse.de> + + PR c/77450 + * c-c++-common/vector-subscript-7.c: Adjust. + * c-c++-common/vector-subscript-8.c: New testcase. + 2016-09-06 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com> * gcc.dg/Wno-frame-address.c: Skip for avr-*-*. diff --git a/gcc/testsuite/c-c++-common/vector-subscript-7.c b/gcc/testsuite/c-c++-common/vector-subscript-7.c index e8418f2..8e8fa0c 100644 --- a/gcc/testsuite/c-c++-common/vector-subscript-7.c +++ b/gcc/testsuite/c-c++-common/vector-subscript-7.c @@ -1,5 +1,5 @@ /* { dg-do compile } */ -/* { dg-options "-O -fdump-tree-ccp1" } */ +/* { dg-options "-O -fdump-tree-fre1" } */ typedef int v4si __attribute__ ((vector_size (16))); @@ -11,4 +11,4 @@ main (int argc, char** argv) return ((v4si){1, 2, 42, 0})[j]; } -/* { dg-final { scan-tree-dump "return 42;" "ccp1" } } */ +/* { dg-final { scan-tree-dump "return 42;" "fre1" } } */ diff --git a/gcc/testsuite/c-c++-common/vector-subscript-8.c b/gcc/testsuite/c-c++-common/vector-subscript-8.c new file mode 100644 index 0000000..8b0e0ff --- /dev/null +++ b/gcc/testsuite/c-c++-common/vector-subscript-8.c @@ -0,0 +1,9 @@ +/* { dg-do compile } */ + +typedef int V __attribute__((vector_size(4))); + +void +foo(void) +{ + (V){ 0 }[0] = 0; +} |