Hi!
On Thu, Jun 19, 2014 at 04:56:53PM +0200, Marek Polacek wrote:
Thanks for working on this.
--- gcc/asan.c
+++ gcc/asan.c
@@ -2761,6 +2761,9 @@ pass_sanopt::execute (function *fun)
case IFN_UBSAN_NULL:
ubsan_expand_null_ifn (gsi);
break;
+
On Thu, Jun 19, 2014 at 04:56:53PM +0200, Marek Polacek wrote:
+ /* Don't instrument this FMA-like array in non-strict
Also, please don't use FMA to mean flexible member array, it is
flexible array member, but more importantly, FMA is used for fused
multiply-add, so IMHO it is better to
On Thu, Jun 19, 2014 at 02:52:12PM -0600, Tom Tromey wrote:
Tom I've edited this one down by removing the auto-generated stuff , and
Tom then compressed it.
Here's a new version of patch #5.
I've removed the generated code; let's see if it gets through without
compression.
I think this
On Fri, Jun 20, 2014 at 10:43:04AM +0200, Marek Polacek wrote:
+
+/* Internal function code. */
+ENUM_BITFIELD(internal_fn) ifn : 5;
Any reason for the : 5 here? I mean, the union also contains
unsigned int, so it doesn't hurt if you use full 32 bits for it there,
and it should be
On Fri, Jun 20, 2014 at 11:34:26AM +0200, Marek Polacek wrote:
On Fri, Jun 20, 2014 at 10:57:47AM +0200, Jakub Jelinek wrote:
On Fri, Jun 20, 2014 at 10:43:04AM +0200, Marek Polacek wrote:
+
+/* Internal function code. */
+ENUM_BITFIELD(internal_fn) ifn : 5;
Any reason
On Fri, Jun 20, 2014 at 02:04:25PM +0400, Maxim Ostapenko wrote:
This patch fixes https://gcc.gnu.org/bugzilla/show_bug.cgi?id=61530.
Tested on x86_64-unknown-linux-gnu, no regressions.
Ok to commit?
-Maxim
gcc/ChangeLog:
2014-06-20 Yury Gribov y.gri...@samsung.com
On Fri, Jun 20, 2014 at 02:49:12PM +0400, Maxim Ostapenko wrote:
This patch fixes invalid sanitization of trailing byte in __builtin_strlen (
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=61547).
Tested on x86_64-unknown-linux-gnu, no regressions.
+
+#include sanitizer/asan_interface.h
+
On Fri, Jun 20, 2014 at 04:55:43PM +0400, Maxim Ostapenko wrote:
What about bootstrap though?
Bootstrap in progress.
+__SIZE_TYPE__ strlen (const char *p) {
+ /* Simulate error */
+ if (p == a)
+return 1;
Why this? Can't you instead just use
On Fri, Jun 20, 2014 at 07:36:41PM +0200, Marek Polacek wrote:
2014-06-20 Marek Polacek pola...@redhat.com
* genpreds.c (verify_rtx_codes): New function.
(main): Call it.
* rtl.h (RTX_FLD_WIDTH, RTX_HWINT_WIDTH): Define.
(struct rtx_def): Use them.
Note, e.g.
On Fri, Jun 20, 2014 at 01:55:41PM -0600, Jeff Law wrote:
like spot. Most RTLs are allocated through rtx_alloc and the size
is determined from RTX_HDR_SIZE (i.e. offsetof) and/or RTX_CODE_SIZE,
so your rtl.h change IMHO shouldn't affect anything but make the
expmed.c init_expmed_rtl structure
it into gcc.dg/lto and just using arm*-*-* target
selector might be better.
2014-06-20 Jakub Jelinek ja...@redhat.com
* gcc.target/arm/lto/lto.exp: Exit immediately if not arm*-*-* target.
--- gcc/testsuite/gcc.target/arm/lto/lto.exp.jj 2014-06-20 08:02:50.0
+0200
+++ gcc
-march=native gives -march=pentium-m.
Fixed thusly, bootstrapped/regtested on x86_64-linux and i686-linux,
ok for trunk/4.9?
2014-06-20 Jakub Jelinek ja...@redhat.com
PR target/61570
* config/i386/driver-i386.c (host_detect_local_cpu): For unknown
model family 6 CPU
On Fri, Jun 20, 2014 at 03:22:52PM -0700, H.J. Lu wrote:
On Fri, Jun 20, 2014 at 2:42 PM, Jakub Jelinek ja...@redhat.com wrote:
--- gcc/config/i386/driver-i386.c.jj2014-05-14 14:45:54.0 +0200
+++ gcc/config/i386/driver-i386.c 2014-06-20 18:59:57.805006358 +0200
@@ -745,6
On Tue, Jun 03, 2014 at 04:00:17PM +0200, Marc Glisse wrote:
Ping?
Ok for trunk, sorry for the delay.
Jakub
On Mon, Jun 23, 2014 at 10:18:16AM +0200, Richard Biener wrote:
--- a/gcc/tree-ssa-math-opts.c
+++ b/gcc/tree-ssa-math-opts.c
@@ -1741,6 +1741,8 @@ find_bswap_1 (gimple stmt, struct symbolic_number *n,
int limit)
if (n-size % BITS_PER_UNIT != 0)
return NULL_TREE;
On Mon, Jun 23, 2014 at 04:50:49PM +0800, Thomas Preud'homme wrote:
Sent: Monday, June 23, 2014 4:37 PM
On Mon, Jun 23, 2014 at 10:18:16AM +0200, Richard Biener wrote:
--- a/gcc/tree-ssa-math-opts.c
+++ b/gcc/tree-ssa-math-opts.c
@@ -1741,6 +1741,8 @@ find_bswap_1 (gimple stmt,
On Sat, Jun 21, 2014 at 10:28:41AM +0200, Tobias Burnus wrote:
Jakub Jelinek wrote:
Bootstrap/regtest pending, does this look ok?
Except for the module/resolved issues discussed elsewhere, it look good to
me.
So, either we need something like the following patch (incremental), or
another
On Mon, Jun 23, 2014 at 07:23:09PM +0200, Paolo Carlini wrote:
/
2014-06-23 Paolo Carlini paolo.carl...@oracle.com
* sanitizer_common/sanitizer_common_interceptors.inc:
Cherry pick upstream r211008.
Sure, thanks.
Index:
On Mon, Jun 23, 2014 at 02:32:37PM -0600, Jeff Law wrote:
On 06/23/14 14:09, Tobias Burnus wrote:
This patch broke bootstrapping for me on x86-64-gnu-linux:
/usr/lib64/gcc/x86_64-suse-linux/4.8/../../../../x86_64-suse-linux/bin/ld:
i386 architecture of input file `/usr/lib/crti.o' is
Hi!
This patch fixes various issues with handling lastprivate and linear clauses
and simd collapse 1 loops.
Bootstrapped/regtested on x86_64-linux and i686-linux, committed to trunk
and 4.9 branch.
2014-06-24 Jakub Jelinek ja...@redhat.com
* gimplify.c (gimplify_omp_for
On Tue, Jun 24, 2014 at 09:51:51PM +1000, Kugan wrote:
Changes the the SUBREG flags to be able to set promoted for sign
(SRP_SIGNED), unsigned (SRP_UNSIGNED), sign and unsigned
(SPR_SIGNED_AND_UNSIGNED) in SUBREG_PROMOTED_VAR_P.
2014-06-24 Kugan Vivekanandarajah kug...@linaro.org
On Tue, Jun 24, 2014 at 09:53:35PM +1000, Kugan wrote:
2014-06-24 Kugan Vivekanandarajah kug...@linaro.org
* gcc/calls.c (precompute_arguments: Check is_promoted_for_type
and set the promoted mode.
(is_promoted_for_type) : New function.
(expand_expr_real_1) : Check
On Wed, Jun 25, 2014 at 05:21:08PM +1000, Kugan wrote:
The problem with SRP_POINTER 0, SRP_SIGNED 1, SRP_UNSIGNED 2,
SRP_SIGNED_AND_UNSIGNED 3 (as I understand) is that, it will be
incompatible with TYPE_UNSIGNED (tree) and defines of
POINTER_EXTEND_UNSIGNED values. We will have to then
On Wed, Jun 25, 2014 at 06:14:57PM +1000, Kugan wrote:
For these flags, value ranges generated are not usable for extension
eliminations. Therefore, without this some of the test cases in
regression fails. For example:
short a;
void
foo (void)
{
for (a = 0; a = 0; a++)
;
}
-Os
On Wed, Jun 25, 2014 at 10:14:17AM +0200, Richard Biener wrote:
Perhaps not unsurprisingly, the patch is very similar. Bootstrapped
and tested on x86_64-linux. OK for trunk?
Ok - please give the C++/atomics folks a chance to comment.
This change of default behavior should also be
to 4.9.1
next week.
2014-06-25 Jakub Jelinek ja...@redhat.com
* langhooks-def.h (LANG_HOOKS_OMP_CLAUSE_LINEAR_CTOR): Define.
(LANG_HOOKS_DECLS): Add it.
* gimplify.c (gimplify_omp_for): Make sure OMP_CLAUSE_LINEAR_STEP
has correct type.
* tree.h
On Wed, Jun 25, 2014 at 01:16:38PM +0200, Marc Glisse wrote:
in my calloc patch, I forgot to update the datastructure when replacing
malloc with calloc.
Bootstrap+testsuite on x86_64-linux-gnu.
2014-06-25 Marc Glisse marc.gli...@inria.fr
PR tree-optimization/57742
gcc/
*
Hi!
On Wed, Jun 25, 2014 at 03:36:38PM +0200, Marek Polacek wrote:
static void __attribute__ ((noinline, noclone))
fn7 (void)
{
- int n = 5, i;
+ int n = 5;
+ volatile int i;
volatile int c[n][n][n];
- c[5][2][2] = 2;
- c[2][5][2] = 2;
- c[2][2][5] = 2;
+ asm ( : : r
vector shifts and bitwise or,
and fixing the expansion of vector rotates.
Bootstrapped/regtested on x86_64-linux and i686-linux, ok for trunk
and eventually 4.9 too?
2014-06-25 Jakub Jelinek ja...@redhat.com
PR tree-optimization/57233
PR tree-optimization/61299
* tree
On Thu, Jun 26, 2014 at 07:43:55AM +0200, Marc Glisse wrote:
+ if (compute_type == TREE_TYPE (type)
+ !VECTOR_INTEGER_TYPE_P (TREE_TYPE (rhs2)))
+{
+ optab oplv, opl, oprv, opr, opo;
+ oplv = optab_for_tree_code (LSHIFT_EXPR, type, optab_vector);
+
On Thu, Jun 26, 2014 at 08:10:15AM +0200, Jakub Jelinek wrote:
+compute_type = get_compute_type (LSHIFT_EXPR, opl, type);
+if (compute_type == TREE_TYPE (type)
+|| compute_type != get_compute_type (RSHIFT_EXPR, opr, type)
+|| compute_type
On Thu, Jun 26, 2014 at 07:41:22PM +1000, Kugan wrote:
2014-06-26 Kugan Vivekanandarajah kug...@linaro.org
* calls.c (precompute_arguments): Use new SUBREG_PROMOTED_SET
instead of SUBREG_PROMOTED_UNSIGNED_SET
Missing full stop.
--- a/gcc/cfgexpand.c
+++ b/gcc/cfgexpand.c
@@
On Thu, Jun 26, 2014 at 12:12:03PM +0200, Jakub Jelinek wrote:
@@ -5234,14 +5235,14 @@ store_expr (tree exp, rtx target, int call_param_p,
bool nontemporal)
if (CONSTANT_P (temp) GET_MODE (temp) == VOIDmode)
{
temp = convert_modes (GET_MODE (target), TYPE_MODE
= lshr_optab;
+ opr = optab_for_tree_code (RSHIFT_EXPR, type, optab_scalar);
Looks like there are some typos in there, you are assigning to oprv twice.
Oops, fixed thusly.
2014-06-25 Jakub Jelinek ja...@redhat.com
PR tree-optimization/57233
PR tree-optimization
On Thu, Jun 26, 2014 at 04:10:03PM +0200, Richard Biener wrote:
On Thu, Jun 26, 2014 at 3:43 PM, Martin Liška mli...@suse.cz wrote:
On 06/26/2014 03:20 PM, Richard Biener wrote:
On Thu, Jun 26, 2014 at 3:01 PM, Martin Liška mli...@suse.cz wrote:
Hello,
I encountered similar
On Thu, Jun 26, 2014 at 04:27:49PM +0200, Martin Liška wrote:
Well yes - it is of course similar broken in spirit but at least a lot
simpler ;) I'd put a comment there why we do check g for NULL.
But it increases overhead, there are hundreds of gimple_location calls
and most of them will
and form (AFAIK clang also added the gcc
{,returns_}nonnull attributes). If they wouldn't be interested, guess
we could add them in a separate, gcc owned, source file in ubsan (like we
own Makefile*).
2014-06-27 Jakub Jelinek ja...@redhat.com
* flag-types.h (enum sanitize_code): Add
Hi!
This fixes the most common source of the new runtime diagnostics
during bootstrap-ubsan, if num is 0, ira_object_id_map is often
0 as well.
Ok for trunk/4.9?
2014-06-27 Jakub Jelinek ja...@redhat.com
* ira-build.c (sort_conflict_id_map): Don't call
qsort if num is 0
On Fri, Jun 27, 2014 at 11:34:48AM +0200, Richard Biener wrote:
On Fri, Jun 27, 2014 at 9:16 AM, Jakub Jelinek ja...@redhat.com wrote:
Hi!
This fixes the most common source of the new runtime diagnostics
during bootstrap-ubsan, if num is 0, ira_object_id_map is often
0 as well.
Ok
On Fri, Jun 27, 2014 at 01:49:38PM +0200, Richard Biener wrote:
I'm going to go for a single load/store and MOVE_MAX for now - I
have quite some fallout to deal with anyway (analyzed strlenopt-1.c
FAIL only, the other strlenopt cases are probably similar)
FAIL: gcc.dg/strlenopt-1.c
On Sat, Jun 28, 2014 at 01:29:47PM +0200, Gerald Pfeifer wrote:
On Fri, 27 Jun 2014, Jakub Jelinek wrote:
This patch implements sanitization for nonnull and returns_nonnull
attributes.
No documentation patch?
I'll add it soon.
Also, should this be documented in gcc-4.10/changes.html
Hi!
-fsanitize=bounds is one of the -fsanitize=undefined suboptions, therefore
it should be documented as such.
Fixed thusly, committed to trunk as obvious.
2014-06-30 Jakub Jelinek ja...@redhat.com
* doc/invoke.texi (-fsanitize=bounds): Move to the table with
-fsanitize
On Mon, Jun 30, 2014 at 02:08:26PM +0200, Marek Polacek wrote:
Apparently I didn't pay much attention to no_sanitize_undefined
attribute when adding new features to ubsan, so we would instrument
stuff even though the function is marked with this attribute.
Thus fixed new testcases added.
On Mon, Jun 30, 2014 at 02:58:53PM +0200, Jakub Jelinek wrote:
On Mon, Jun 30, 2014 at 02:08:26PM +0200, Marek Polacek wrote:
Apparently I didn't pay much attention to no_sanitize_undefined
attribute when adding new features to ubsan, so we would instrument
stuff even though the function
On Mon, Jun 30, 2014 at 10:51:59PM +0200, Gerald Pfeifer wrote:
Can you please add this and the other one to gcc-4.10/changes.html?
I can provide help if you need any.
We don't have gcc-4.10/ directory, because the version of the next release
is still to be decided (hopefully at Cauldron next
Jakub Jelinek ja...@redhat.com
Fritz Reese reese-fr...@zai.com
* decl.c (variable_decl): Reject old style initialization
for derived type components.
* gfortran.dg/oldstyle_5.f: New test.
--- gcc/fortran/decl.c.jj 2014-06-30 09:28:50.0 +0200
either a library routine or 3 shifts and
IOR).
Bootstrapped/regtested on x86_64-linux and i686-linux, ok for trunk?
2014-07-02 Jakub Jelinek ja...@redhat.com
* gcov-io.c (gcov_read_words): Don't call memmove if excess is 0.
* data-streamer-in.c (streamer_read_hwi): Shift UHWI 1
On Wed, Jul 02, 2014 at 09:21:25AM -0700, Andi Kleen wrote:
Ilya Enkovich enkovich@gmail.com writes:
Silvermont processors have penalty for instructions having 4+ bytes of
prefixes (including escape bytes in opcode). This situation happens
when REX prefix is used in SSE4
On Wed, Jul 02, 2014 at 04:06:30PM -0700, Jason Merrill wrote:
I think that makes sense; I'm not aware of anyone working on improving LTO
debugging.
I think at this point all we care about is that with -flto we don't ICE on
those, perhaps we should arrange to change all the tests into dg-do
on x86_64-linux, i686-linux and s390{,x}-linux. Ok
for trunk/4.9?
2014-07-03 Jakub Jelinek ja...@redhat.com
PR rtl-optimization/61673
* combine.c (simplify_comparison): Test just mode's sign bit
in tmode rather than the sign bit and any bits above it.
* gcc.c-torture
On Thu, Jul 03, 2014 at 09:41:15AM +0200, Richard Biener wrote:
On July 3, 2014 7:37:13 AM CEST, Jakub Jelinek ja...@redhat.com wrote:
On Wed, Jul 02, 2014 at 04:06:30PM -0700, Jason Merrill wrote:
I think that makes sense; I'm not aware of anyone working on
improving LTO
debugging.
I
On Thu, Jul 03, 2014 at 11:53:29AM +0200, Mark Wielaard wrote:
I pulled out the guality.exp [p]type test extension from the actual
dwarf2out.c changes (which I will repost soon with some tweaks). I think
the test extension itself is useful on its own (and will use it to
add tests for my new
On Thu, Jul 03, 2014 at 12:41:46PM +0200, Marek Polacek wrote:
On Sat, Jun 28, 2014 at 06:52:00PM +0200, Gerald Pfeifer wrote:
On Fri, 20 Jun 2014, Marek Polacek wrote:
+@item -fsanitize=bounds
+@opindex fsanitize=bounds
+
+This option enables instrumentation of array bounds. Various
On Thu, Jul 03, 2014 at 02:49:10PM +0400, Ilya Enkovich wrote:
2014-07-02 20:21 GMT+04:00 Andi Kleen a...@firstfloor.org:
Ilya Enkovich enkovich@gmail.com writes:
Silvermont processors have penalty for instructions having 4+ bytes of
prefixes (including escape bytes in opcode). This
On Thu, Jul 03, 2014 at 12:54:32PM +0200, Thomas Schwinge wrote:
Thanks Janis and Mikael for your replies (nearly a year ago...), but
still my questions remain to be answered: in my understanding, the
libgomp testsuite is not the place for compiler torture testing
(different optimization flags
On Thu, Jul 03, 2014 at 01:06:48PM +0200, Thomas Schwinge wrote:
On Thu, 3 Jul 2014 12:58:32 +0200, Jakub Jelinek ja...@redhat.com wrote:
On Thu, Jul 03, 2014 at 12:54:32PM +0200, Thomas Schwinge wrote:
Thanks Janis and Mikael for your replies (nearly a year ago...), but
still my
? CCing testsuite maintainers.) Comments?
What about this instead, pass it only for Fortran tests and nothing else?
Only very lightly tested so far.
2014-07-03 Jakub Jelinek ja...@redhat.com
* testsuite/lib/libgomp.exp (libgomp_target_compile): If $source
matches regex
On Thu, Jul 03, 2014 at 02:37:41PM +0200, Thomas Schwinge wrote:
OK to document as follows?
2014-07-03 Jakub Jelinek ja...@redhat.com
libgomp/
* testsuite/libgomp.fortran/fortran.exp: Explain
gfortran-dg-runtest usage.
You wrote the patch, so put your name on it. Ok
On Thu, Jul 03, 2014 at 08:37:07PM +0200, Richard Biener wrote:
Well, simply removing the regression testing for LTO is a maintainance
nightmare as well.
The guality testsuite is very noisy anyway with all the xfail and xpass.
Let's keep it as is then?
Jakub
Hi!
Several places in wi::mul_internal didn't handle high parameter
and would return the low bits instead of high bits.
Fixed thusly, bootstrapped/regtested on x86_64-linux and i686-linux, ok for
trunk?
2014-07-03 Jakub Jelinek ja...@redhat.com
PR tree-optimization/61682
Hi!
The rhs1 of CONVERT_EXPR_CODE_P doesn't have to be a SSA_NAME, can be e.g.
invariant like ADDR_EXPR of a var, but ifcombine didn't think about that
possibility.
Fixed thusly, bootstrapped/regtested on x86_64-linux and i686-linux, ok for
trunk/4.9/4.8?
2014-07-03 Jakub Jelinek ja
Hi!
update_ssa that expand_thunk calls, if it needs to change anything,
computes CDI_DOMINATORS, but we assert that dominators are not computed
when we release e.g. an unused thunk.
Fixed thusly, bootstrapped/regtested on x86_64-linux and i686-linux, ok
for trunk/4.9?
2014-07-03 Jakub Jelinek
On Thu, Jul 03, 2014 at 10:04:35PM +0200, Mark Wielaard wrote:
On Thu, 2014-07-03 at 21:52 +0200, Richard Biener wrote:
On July 3, 2014 8:38:14 PM CEST, Jakub Jelinek ja...@redhat.com wrote:
On Thu, Jul 03, 2014 at 08:37:07PM +0200, Richard Biener wrote:
Well, simply removing
On Fri, Jul 04, 2014 at 04:13:31PM +0100, James Greenhalgh wrote:
On Mon, Jun 02, 2014 at 04:21:14PM +0100, Maxim Ostapenko wrote:
Hi,
A years ago there was a discussion
(https://gcc.gnu.org/ml/gcc-patches/2004-01/msg02437.html) about debugging
compiler ICEs that resulted in a patch
, the latter only for alignment, as for placement
new we don't construct anything at NULL address.
Bootstrapped/regtested on x86_64-linux and i686-linux, ok for trunk?
2014-07-04 Jakub Jelinek ja...@redhat.com
* opts.c (common_handle_option): Handle -fsanitize=alignment.
* ubsan.h
and i686-linux,
haven't seen any measurable difference in 1000x invocations of null .c file
compilations. It is just 18 GC allocations + I ggc_free all of them.
2014-07-04 Jakub Jelinek ja...@redhat.com
* expmed.c (struct init_expmed_rtl): Change all fields but
pow2 and cint
On Sat, Jul 05, 2014 at 09:25:50PM +0200, Gerald Pfeifer wrote:
On Sat, 5 Jul 2014, pins...@gmail.com wrote:
This patch is fine but c++ allows class and struct be used
interchangeable. If there is a compilers which does not it is broken
and should be report to them. Yes that means clang
On Mon, Jul 07, 2014 at 04:52:39PM +1000, Kugan wrote:
Ok with following nit:
+/* Checks if RTX of SUBREG_PROMOTED_VAR_P() is promoted for given SIGN. */
+#define SUBREG_CHECK_PROMOTED_SIGN(RTX, SIGN)\
+((SIGN) == SRP_POINTER ? SUBREG_PROMOTED_GET (RTX) == SRP_POINTER\
+ :
On Mon, Jul 07, 2014 at 06:09:41PM +0400, Maxim Ostapenko wrote:
This patch removes repeating strlen instrumentation.
Regtested/bootstrapped on x86_64-unknown-linux-gnu.
Ok to commit?
Ok.
Jakub
On Mon, Jul 07, 2014 at 05:03:07PM +0200, Bernd Schmidt wrote:
On 07/07/2014 04:50 PM, Ilya Verbin wrote:
2) Or should I build accel compiler as a cross from
x86_64-pc-linux-gnu to x86_64-intelmic-linux-gnu?
Yes, that's the general idea.
Will it help to distinguish the libs?
Is libgomp
On Mon, Jul 07, 2014 at 05:14:27PM +0200, Jakub Jelinek wrote:
We need a libgomp for the offload targets to be different from the host
libgomp even on targets like mic, because there are various omp_* functions
that should behave differently. Or the host libgomp needs to have a way how
of
maximum of the range if minimum is negative, then one of the negative
values is in the range and therefore the topmost bit is sometimes set.
Bootstrapped/regtested on x86_64-linux and i686-linux, ok for trunk/4.9?
2014-07-08 Jakub Jelinek ja...@redhat.com
PR tree-optimization/61725
On Tue, Jul 08, 2014 at 03:14:04PM +0400, Kirill Yukhin wrote:
On the over hand, updated in such a way intrinsic
may actually generate different instruction then intended (e.g. FMA case).
It is the same with scalars, we have -ffp-contract for that.
Agreed.
I don't think we actually
On Tue, Jul 08, 2014 at 12:28:54PM +0100, Alan Lawrence wrote:
This corrects name-mangling of float64x1_t and makes it a distinct type from
float64_t, as per ACLE - the error mentioned in the Caveats section at
https://gcc.gnu.org/gcc-4.9/changes.html.
(Only) Changes from the original patch
On Tue, Jul 08, 2014 at 01:08:27PM +0100, Marcus Shawcroft wrote:
float64_t, as per ACLE - the error mentioned in the Caveats section at
https://gcc.gnu.org/gcc-4.9/changes.html.
... along with a statement that this would be fixed
Clearly the ABI change between 4.9.0 and 4.9.1 is not
compilation
it would make a difference (introducing new warnings), so perhaps
doing it only for 4.10/5.0+ is best.
2014-07-08 Jakub Jelinek ja...@redhat.com
PR middle-end/61294
gcc/c-family/
* c.opt (Wmemset-transposed-args): New warning.
gcc/c/
* c-typeck.c
On Thu, Jul 03, 2014 at 08:35:14AM +0200, Jakub Jelinek wrote:
Bootstrapped/regtested on x86_64-linux, i686-linux and s390{,x}-linux. Ok
for trunk/4.9?
I'd like to see this in 4.9.1, it is a wrong-code regression from 4.8.x,
so I'm pinging this now:
2014-07-03 Jakub Jelinek ja
On Tue, Jul 08, 2014 at 03:24:52PM -0400, Jason Merrill wrote:
I don't think we want to warn about e.g. 1-1, only about literal 0.
Well, at least literal 0 and '\0'. In any case, it seems both the C and C++
FEs fold the arguments too early, already during the parsing of the argument
list. In
On Wed, Jul 09, 2014 at 09:08:40AM +0100, Jonathan Wakely wrote:
Thus the plan would be *all* the regex testcases in a single file!?! If I
understand correctly, that certainly doesn't make sense. In any
Jakub pointed out that there are lots of useful tests for regexes in
the glibc testsuite.
On Wed, Jul 09, 2014 at 12:26:09PM +0200, Richard Biener wrote:
I suppose we could use an INTEGER_CST distinct from the one in
TYPE_CACHED_VALUES for raw 0, with a TREE_LANG_FLAG set.
Ick. (please no - at least make sure it doesn't survive anywhere to the
middle-end, like fold or gimple).
On Wed, Jul 09, 2014 at 12:51:32PM +0200, Richard Biener wrote:
At least it shouldn't (they are not required to be shared and usually are not
if they've gone a transition from TREE_OVERFLOW to !TREE_OVERFLOW).
Well, still feels ugly to me - but it's Jasons call in the end.
Another
On Wed, Jul 09, 2014 at 02:19:36PM -0400, David Edelsohn wrote:
This is an ABI change for the affected corner cases of the ELFv2
ABI. However, those cases should be extremely rare; the full
compat.exe and struct-layout-1.exp ABI compatibility test suite
passed, with the exception of two
.
The C FE uses a bitmask on the side (similarly how it already handles
sizeof).
2014-07-10 Jakub Jelinek ja...@redhat.com
PR middle-end/61294
gcc/c-family/
* c.opt (Wmemset-transposed-args): New warning.
gcc/c/
* c-parser.c (c_parser_expr_list): Add new argument
On Thu, Jul 10, 2014 at 04:54:53PM +0200, Richard Biener wrote:
+ else if (access-grp_to_be_debug_replaced)
+{
Why would we care to create clobbers for debug stmts?! Are those
even valid?
It is not valid. Though, the fields supposedly live nowhere after the
clobber, so perhaps one
On Thu, Jul 10, 2014 at 04:30:13PM +0200, Richard Biener wrote:
Compromise hack below. It simply avoids the transform for
sources that c_strlen can compute a length of. That fixes all
strlenopt testcase apart from strlenopt-8.c which does
memcpy (, flag ? a : b); which then still folds
On Thu, Jul 10, 2014 at 05:12:53PM +0200, Richard Biener wrote:
The following makes sure we fold the reads from string constants
created from folding memcpy (foo, string_cst[0], ...) to
eventually create similar code as if that memcpy folding wasn't
done (move-by-pieces).
Bootstrapped and
On Fri, Jul 11, 2014 at 10:00:01AM +0200, Richard Biener wrote:
I started with adding an optional arg to native_encode_expr but then
figured that all the current workers return failure if the entire
expr doesn't fit within 'len'. But what I want is a native_encode_expr
That is because the
On Fri, Jul 11, 2014 at 11:13:12AM +0200, Richard Biener wrote:
+ if (offset = off)
+ ptr[offset - off] = value;
For original off != 0, you aren't checking whether offset - off len
though (various places), you don't want to write beyond end of buffer.
- return total_bytes;
+
On Fri, Jul 11, 2014 at 12:11:10PM +0200, Thomas Schwinge wrote:
To avoid duplication of work: with Jakub's Fortran OpenMP 4 target
changes recently committed to trunk, and now merged into gomp-4_0-branch,
I have trimmed down Ilmir's patch to just the OpenACC bits, OpenMP 4
target changes
On Fri, Jul 11, 2014 at 03:36:15PM +0200, Richard Biener wrote:
*** c_strlen (tree src, int only_value)
*** 606,612
/* If the offset is known to be out of bounds, warn, and call strlen at
runtime. */
! if (offset 0 || offset max)
{
/*
On Fri, Jul 11, 2014 at 08:42:27AM -0700, Xinliang David Li wrote:
I wonder why. The struct definition for gcov_fn_info has not changed
in this patch.
Perhaps it has been used only in C until now?
Jakub
On Fri, Jul 11, 2014 at 01:29:12AM +0200, Gerald Pfeifer wrote:
On Thu, 10 Jul 2014, Jakub Jelinek wrote:
+Wmemset-transposed-args
+C ObjC C++ ObjC++ Var(warn_memset_transposed_args) Warning LangEnabledBy(C
ObjC C++ ObjC++,Wall)
+Warn about suspicious call to memset where the third
. merge_classes seems to be a const function, so the patch should
not affect code generation in any way.
Bootstrapped/regtested on x86_64-linux and i686-linux, ok for trunk (and
4.9.2?)?
2014-07-11 Jakub Jelinek ja...@redhat.com
PR target/61656
* config/i386/i386.c
taskgroup might be waiting for those.
Will try to fix that next week.
2014-07-11 Jakub Jelinek ja...@redhat.com
* libgomp.h (struct gomp_task_depend_entry): Add redundant_out field.
(struct gomp_taskwait): New type.
(struct gomp_task): Add taskwait and parent_depends_on
On Sun, Jul 13, 2014 at 07:55:44PM +0200, Marek Polacek wrote:
2014-07-13 Marek Polacek pola...@redhat.com
* ubsan.h (struct ubsan_mismatch_data):
Missing description.
+/* Expand UBSAN_OBJECT_SIZE internal call. */
+
+void
+ubsan_expand_objsize_ifn (gimple_stmt_iterator *gsi)
On Mon, Jul 14, 2014 at 09:50:34AM -0400, Jason Merrill wrote:
/daten/aranym/gcc/gcc-20140714/gcc/testsuite/g++.dg/cpp0x/static_assert9.C:5:1:
error: non-constant condition for static assertion
/daten/aranym/gcc/gcc-20140714/gcc/testsuite/g++.dg/cpp0x/static_assert9.C:5:1:
error: '(f != 0u)'
On Fri, Jul 23, 2010 at 02:00:11PM +0200, Jakub Jelinek wrote:
On Thu, Jul 22, 2010 at 12:19:35PM -0700, Roland McGrath wrote:
Similarly:
formal_parameter name=.omp_data_i type=#ref1 artificial=1
location={locexpr}/
Should that really have a name? As it stands, the debugger
On Tue, Jul 15, 2014 at 01:01:10PM +0200, Marek Polacek wrote:
We were missing a check that the TYPE_MAX_VALUE is not NULL.
If it is, we ICE later when gimplifying the UBSAN_BOUNDS call arguments.
Bootstrapped/regtested on x86_64-linux, ok for trunk?
Ok, thanks.
2014-07-15 Marek Polacek
On Wed, Jul 16, 2014 at 05:18:06AM -0400, David Edelsohn wrote:
This passed bootstrap and regtesting on powerpc64-linux with no regressions.
Ok for mainline?
Peter
* config.gcc (powerpc*-*-linux*): Include gnu-user.h in tm_file.
* config/rs6000/sysv4.h (CC!_SPEC):
On Thu, Jul 17, 2014 at 01:45:42PM +0400, Maxim Ostapenko wrote:
I see regressions in some UBSan output pattern tests (bounds-2.c and some
others) on arm-linux-gnueabi if we use ssh to deliver executables to remote
target. After some investigation, I discovered, that Dejagnu deletes
trailing
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