[Bug middle-end/64391] ICE: SIGSEGV in get_attrs_for (trans-mem.c:179) with -fgnu-tm and #pragma GCC ivdep
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=64391 --- Comment #6 from Marek Polacek mpolacek at gcc dot gnu.org --- Author: mpolacek Date: Wed Jan 14 08:43:53 2015 New Revision: 219581 URL: https://gcc.gnu.org/viewcvs?rev=219581root=gccview=rev Log: PR middle-end/64391 * trans-mem.c (get_attrs_for): Return NULL_TREE if X is NULL_TREE. * gcc.dg/tm/pr64391.c: New test. Added: branches/gcc-4_9-branch/gcc/testsuite/gcc.dg/tm/pr64391.c Modified: branches/gcc-4_9-branch/gcc/ChangeLog branches/gcc-4_9-branch/gcc/testsuite/ChangeLog branches/gcc-4_9-branch/gcc/trans-mem.c
[Bug middle-end/64391] ICE: SIGSEGV in get_attrs_for (trans-mem.c:179) with -fgnu-tm and #pragma GCC ivdep
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=64391 Marek Polacek mpolacek at gcc dot gnu.org changed: What|Removed |Added Status|NEW |RESOLVED Resolution|--- |FIXED --- Comment #7 from Marek Polacek mpolacek at gcc dot gnu.org --- Fixed.
[Bug middle-end/64391] ICE: SIGSEGV in get_attrs_for (trans-mem.c:179) with -fgnu-tm and #pragma GCC ivdep
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=64391 Marek Polacek mpolacek at gcc dot gnu.org changed: What|Removed |Added Status|UNCONFIRMED |NEW Last reconfirmed||2015-01-13 CC||mpolacek at gcc dot gnu.org Target Milestone|--- |4.9.3 Ever confirmed|0 |1 --- Comment #2 from Marek Polacek mpolacek at gcc dot gnu.org --- Confirmed. diagnose_tm_1 probably isn't prepared for internal functions.
[Bug middle-end/64391] ICE: SIGSEGV in get_attrs_for (trans-mem.c:179) with -fgnu-tm and #pragma GCC ivdep
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=64391
--- Comment #3 from Marek Polacek mpolacek at gcc dot gnu.org ---
So e.g.
diff --git a/gcc/trans-mem.c b/gcc/trans-mem.c
index b449760..21fa497 100644
--- a/gcc/trans-mem.c
+++ b/gcc/trans-mem.c
@@ -183,6 +183,9 @@ static void *expand_regions (struct tm_region *,
static tree
get_attrs_for (const_tree x)
{
+ if (x == NULL_TREE)
+return NULL_TREE;
+
switch (TREE_CODE (x))
{
case FUNCTION_DECL:
@@ -191,16 +194,16 @@ get_attrs_for (const_tree x)
default:
if (TYPE_P (x))
- return NULL;
+ return NULL_TREE;
x = TREE_TYPE (x);
if (TREE_CODE (x) != POINTER_TYPE)
- return NULL;
+ return NULL_TREE;
/* FALLTHRU */
case POINTER_TYPE:
x = TREE_TYPE (x);
if (TREE_CODE (x) != FUNCTION_TYPE TREE_CODE (x) != METHOD_TYPE)
- return NULL;
+ return NULL_TREE;
/* FALLTHRU */
case FUNCTION_TYPE:
[Bug middle-end/64391] ICE: SIGSEGV in get_attrs_for (trans-mem.c:179) with -fgnu-tm and #pragma GCC ivdep
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=64391 --- Comment #4 from Marek Polacek mpolacek at gcc dot gnu.org --- Author: mpolacek Date: Tue Jan 13 20:22:32 2015 New Revision: 219555 URL: https://gcc.gnu.org/viewcvs?rev=219555root=gccview=rev Log: PR middle-end/64391 * trans-mem.c (get_attrs_for): Return NULL_TREE if X is NULL_TREE. * gcc.dg/tm/pr64391.c: New test. Added: trunk/gcc/testsuite/gcc.dg/tm/pr64391.c Modified: trunk/gcc/ChangeLog trunk/gcc/testsuite/ChangeLog trunk/gcc/trans-mem.c
[Bug middle-end/64391] ICE: SIGSEGV in get_attrs_for (trans-mem.c:179) with -fgnu-tm and #pragma GCC ivdep
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=64391 --- Comment #5 from Marek Polacek mpolacek at gcc dot gnu.org --- Fixed on trunk so far.
[Bug middle-end/64391] ICE: SIGSEGV in get_attrs_for (trans-mem.c:179) with -fgnu-tm and #pragma GCC ivdep
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=64391 --- Comment #1 from Zdenek Sojka zsojka at seznam dot cz --- Many gfortran testcases fail with the same backtrace when -fgnu-tm is used.
