* Re: [committed] Fix simd reference reductions (PR middle-end/59150)
[not found] <20131126204830.GQ892@tucnak.redhat.com>
@ 2014-02-04 7:21 ` Sebastian Huber
0 siblings, 0 replies; only message in thread
From: Sebastian Huber @ 2014-02-04 7:21 UTC (permalink / raw)
To: Jakub Jelinek; +Cc: GCC
Hello,
the PR 59150 seems to be fixed:
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=59150
On arm-rtems (this is virtually the same as ARM EABI) I get the following test
failure:
spawn -ignore SIGHUP
/scratch/git-rtems-testing/gcc/b-arm-gcc/gcc/testsuite/g++/../../xg++
-B/scratch/git-rtems-testing/gcc/b-arm-gcc/gcc/testsuite/g++/../../
/home/sh/archive/gcc-git/gcc/testsuite/g++.dg/gomp/pr59150.C
-fno-diagnostics-show-caret -fdiagnostics-color=never -nostdinc++
-I/scratch/git-rtems-testing/gcc/b-arm-gcc/arm-rtems4.11/libstdc++-v3/include/arm-rtems4.11
-I/scratch/git-rtems-testing/gcc/b-arm-gcc/arm-rtems4.11/libstdc++-v3/include
-I/home/sh/archive/gcc-git/libstdc++-v3/libsupc++
-I/home/sh/archive/gcc-git/libstdc++-v3/include/backward
-I/home/sh/archive/gcc-git/libstdc++-v3/testsuite/util -fmessage-length=0
-std=gnu++98 -O -fopenmp-simd -fno-tree-ccp -fno-tree-copy-prop -fno-tree-dce
-S -isystem
/scratch/git-rtems-testing/gcc/b-arm-gcc/arm-rtems4.11/./newlib/targ-include
-isystem /home/sh/archive/gcc-git/newlib/libc/include
-B/scratch/git-rtems-testing/gcc/install-git/arm-rtems4.11/edb7312/lib/ -specs
bsp_specs -qrtems -o pr59150.s
*** glibc detected ***
/scratch/git-rtems-testing/gcc/b-arm-gcc/gcc/testsuite/g++/../../cc1plus:
double free or corruption (fasttop): 0x000000000191f620 ***
======= Backtrace: =========
/lib64/libc.so.6(+0x766d6)[0x7f838f9e76d6]
/scratch/git-rtems-testing/gcc/b-arm-gcc/gcc/testsuite/g++/../../cc1plus(_Z14free_data_refs3vecIP14data_reference7va_heap6vl_ptrE+0x3e)[0x10198ee]
/scratch/git-rtems-testing/gcc/b-arm-gcc/gcc/testsuite/g++/../../cc1plus(_Z21vect_destroy_datarefsP14_loop_vec_infoP12_bb_vec_info+0x68)[0xd35608]
/scratch/git-rtems-testing/gcc/b-arm-gcc/gcc/testsuite/g++/../../cc1plus(_Z21destroy_loop_vec_infoP14_loop_vec_infob+0x17d)[0xd1869d]
/scratch/git-rtems-testing/gcc/b-arm-gcc/gcc/testsuite/g++/../../cc1plus(_Z17vect_analyze_loopP4loop+0x134)[0xd1f3b4]
/scratch/git-rtems-testing/gcc/b-arm-gcc/gcc/testsuite/g++/../../cc1plus(_Z15vectorize_loopsv+0xb90)[0xd36710]
/scratch/git-rtems-testing/gcc/b-arm-gcc/gcc/testsuite/g++/../../cc1plus(_Z16execute_one_passP8opt_pass+0x343)[0xa87253]
/scratch/git-rtems-testing/gcc/b-arm-gcc/gcc/testsuite/g++/../../cc1plus(_Z17execute_pass_listP8opt_pass+0x16)[0xa87546]
/scratch/git-rtems-testing/gcc/b-arm-gcc/gcc/testsuite/g++/../../cc1plus(_Z17execute_pass_listP8opt_pass+0x28)[0xa87558]
/scratch/git-rtems-testing/gcc/b-arm-gcc/gcc/testsuite/g++/../../cc1plus(_Z17execute_pass_listP8opt_pass+0x28)[0xa87558]
/scratch/git-rtems-testing/gcc/b-arm-gcc/gcc/testsuite/g++/../../cc1plus[0x8167b3]
/scratch/git-rtems-testing/gcc/b-arm-gcc/gcc/testsuite/g++/../../cc1plus(_Z7compilev+0x5f9)[0x818669]
/scratch/git-rtems-testing/gcc/b-arm-gcc/gcc/testsuite/g++/../../cc1plus(_Z25finalize_compilation_unitv+0x65)[0x818ed5]
/scratch/git-rtems-testing/gcc/b-arm-gcc/gcc/testsuite/g++/../../cc1plus(_Z28cp_write_global_declarationsv+0xf5c)[0x6060dc]
/scratch/git-rtems-testing/gcc/b-arm-gcc/gcc/testsuite/g++/../../cc1plus[0xb2e8ad]
/scratch/git-rtems-testing/gcc/b-arm-gcc/gcc/testsuite/g++/../../cc1plus(_Z11toplev_mainiPPc+0xb22)[0xb30622]
/lib64/libc.so.6(__libc_start_main+0xed)[0x7f838f99223d]
/scratch/git-rtems-testing/gcc/b-arm-gcc/gcc/testsuite/g++/../../cc1plus[0x51232d]
======= Memory map: ========
00400000-015b9000 r-xp 00000000 08:16 5377862
/scratch/git-rtems-testing/gcc/b-arm-gcc/gcc/cc1plus
017b8000-017ba000 r--p 011b8000 08:16 5377862
/scratch/git-rtems-testing/gcc/b-arm-gcc/gcc/cc1plus
017ba000-017c5000 rw-p 011ba000 08:16 5377862
/scratch/git-rtems-testing/gcc/b-arm-gcc/gcc/cc1plus
017c5000-0193e000 rw-p 00000000 00:00 0 [heap]
7f838f35b000-7f838f370000 r-xp 00000000 08:03 131176
/lib64/libgcc_s.so.1
7f838f370000-7f838f56f000 ---p 00015000 08:03 131176
/lib64/libgcc_s.so.1
7f838f56f000-7f838f570000 r--p 00014000 08:03 131176
/lib64/libgcc_s.so.1
7f838f570000-7f838f571000 rw-p 00015000 08:03 131176
/lib64/libgcc_s.so.1
7f838f571000-7f838f971000 rw-p 00000000 00:00 0
7f838f971000-7f838faf8000 r-xp 00000000 08:03 131080
/lib64/libc-2.14.1.so
7f838faf8000-7f838fcf7000 ---p 00187000 08:03 131080
/lib64/libc-2.14.1.so
7f838fcf7000-7f838fcfb000 r--p 00186000 08:03 131080
/lib64/libc-2.14.1.so
7f838fcfb000-7f838fcfc000 rw-p 0018a000 08:03 131080
/lib64/libc-2.14.1.so
7f838fcfc000-7f838fd01000 rw-p 00000000 00:00 0
7f838fd01000-7f838fd57000 r-xp 00000000 08:03 131088
/lib64/libm-2.14.1.so
7f838fd57000-7f838ff56000 ---p 00056000 08:03 131088
/lib64/libm-2.14.1.so
7f838ff56000-7f838ff57000 r--p 00055000 08:03 131088
/lib64/libm-2.14.1.so
7f838ff57000-7f838ff58000 rw-p 00056000 08:03 131088
/lib64/libm-2.14.1.so
7f838ff58000-7f838ff6f000 r-xp 00000000 08:03 131123
/lib64/libz.so.1.2.5
7f838ff6f000-7f839016e000 ---p 00017000 08:03 131123
/lib64/libz.so.1.2.5
7f839016e000-7f839016f000 r--p 00016000 08:03 131123
/lib64/libz.so.1.2.5
7f839016f000-7f8390170000 rw-p 00017000 08:03 131123
/lib64/libz.so.1.2.5
7f8390170000-7f8390172000 r-xp 00000000 08:03 131086
/lib64/libdl-2.14.1.so
7f8390172000-7f8390372000 ---p 00002000 08:03 131086
/lib64/libdl-2.14.1.so
7f8390372000-7f8390373000 r--p 00002000 08:03 131086
/lib64/libdl-2.14.1.so
7f8390373000-7f8390374000 rw-p 00003000 08:03 131086
/lib64/libdl-2.14.1.so
7f8390374000-7f8390394000 r-xp 00000000 08:03 137899
/lib64/ld-2.14.1.so
7f83904fb000-7f8390592000 rw-p 00000000 00:00 0
7f8390592000-7f8390594000 rw-p 00000000 00:00 0
7f8390594000-7f8390595000 r--p 00020000 08:03 137899
/lib64/ld-2.14.1.so
7f8390595000-7f8390596000 rw-p 00021000 08:03 137899
/lib64/ld-2.14.1.so
7f8390596000-7f8390597000 rw-p 00000000 00:00 0
7fff67853000-7fff67877000 rw-p 00000000 00:00 0 [stack]
7fff678d3000-7fff678d4000 r-xp 00000000 00:00 0 [vdso]
ffffffffff600000-ffffffffff601000 r-xp 00000000 00:00 0
[vsyscall]
/home/sh/archive/gcc-git/gcc/testsuite/g++.dg/gomp/pr59150.C: In function 'int
foo()':
/home/sh/archive/gcc-git/gcc/testsuite/g++.dg/gomp/pr59150.C:8:1: internal
compiler error: Aborted
0xb2e34f crash_signal
/home/sh/archive/gcc-git/gcc/toplev.c:337
0x10198ed free_data_refs(vec<data_reference*, va_heap, vl_ptr>)
/home/sh/archive/gcc-git/gcc/tree-data-ref.c:4829
0xd35607 vect_destroy_datarefs(_loop_vec_info*, _bb_vec_info*)
/home/sh/archive/gcc-git/gcc/tree-vectorizer.c:318
0xd1869c destroy_loop_vec_info(_loop_vec_info*, bool)
/home/sh/archive/gcc-git/gcc/tree-vect-loop.c:1019
0xd1f3b3 vect_analyze_loop(loop*)
/home/sh/archive/gcc-git/gcc/tree-vect-loop.c:1853
0xd3670f vectorize_loops()
/home/sh/archive/gcc-git/gcc/tree-vectorizer.c:430
Please submit a full bug report,
with preprocessed source if appropriate.
Please include the complete backtrace with any bug report.
See <http://gcc.gnu.org/bugs.html> for instructions.
compiler exited with status 1
output is:
*** glibc detected ***
/scratch/git-rtems-testing/gcc/b-arm-gcc/gcc/testsuite/g++/../../cc1plus:
double free or corruption (fasttop): 0x000000000191f620 ***
======= Backtrace: =========
/lib64/libc.so.6(+0x766d6)[0x7f838f9e76d6]
/scratch/git-rtems-testing/gcc/b-arm-gcc/gcc/testsuite/g++/../../cc1plus(_Z14free_data_refs3vecIP14data_reference7va_heap6vl_ptrE+0x3e)[0x10198ee]
/scratch/git-rtems-testing/gcc/b-arm-gcc/gcc/testsuite/g++/../../cc1plus(_Z21vect_destroy_datarefsP14_loop_vec_infoP12_bb_vec_info+0x68)[0xd35608]
/scratch/git-rtems-testing/gcc/b-arm-gcc/gcc/testsuite/g++/../../cc1plus(_Z21destroy_loop_vec_infoP14_loop_vec_infob+0x17d)[0xd1869d]
/scratch/git-rtems-testing/gcc/b-arm-gcc/gcc/testsuite/g++/../../cc1plus(_Z17vect_analyze_loopP4loop+0x134)[0xd1f3b4]
/scratch/git-rtems-testing/gcc/b-arm-gcc/gcc/testsuite/g++/../../cc1plus(_Z15vectorize_loopsv+0xb90)[0xd36710]
/scratch/git-rtems-testing/gcc/b-arm-gcc/gcc/testsuite/g++/../../cc1plus(_Z16execute_one_passP8opt_pass+0x343)[0xa87253]
/scratch/git-rtems-testing/gcc/b-arm-gcc/gcc/testsuite/g++/../../cc1plus(_Z17execute_pass_listP8opt_pass+0x16)[0xa87546]
/scratch/git-rtems-testing/gcc/b-arm-gcc/gcc/testsuite/g++/../../cc1plus(_Z17execute_pass_listP8opt_pass+0x28)[0xa87558]
/scratch/git-rtems-testing/gcc/b-arm-gcc/gcc/testsuite/g++/../../cc1plus(_Z17execute_pass_listP8opt_pass+0x28)[0xa87558]
/scratch/git-rtems-testing/gcc/b-arm-gcc/gcc/testsuite/g++/../../cc1plus[0x8167b3]
/scratch/git-rtems-testing/gcc/b-arm-gcc/gcc/testsuite/g++/../../cc1plus(_Z7compilev+0x5f9)[0x818669]
/scratch/git-rtems-testing/gcc/b-arm-gcc/gcc/testsuite/g++/../../cc1plus(_Z25finalize_compilation_unitv+0x65)[0x818ed5]
/scratch/git-rtems-testing/gcc/b-arm-gcc/gcc/testsuite/g++/../../cc1plus(_Z28cp_write_global_declarationsv+0xf5c)[0x6060dc]
/scratch/git-rtems-testing/gcc/b-arm-gcc/gcc/testsuite/g++/../../cc1plus[0xb2e8ad]
/scratch/git-rtems-testing/gcc/b-arm-gcc/gcc/testsuite/g++/../../cc1plus(_Z11toplev_mainiPPc+0xb22)[0xb30622]
/lib64/libc.so.6(__libc_start_main+0xed)[0x7f838f99223d]
/scratch/git-rtems-testing/gcc/b-arm-gcc/gcc/testsuite/g++/../../cc1plus[0x51232d]
======= Memory map: ========
00400000-015b9000 r-xp 00000000 08:16 5377862
/scratch/git-rtems-testing/gcc/b-arm-gcc/gcc/cc1plus
017b8000-017ba000 r--p 011b8000 08:16 5377862
/scratch/git-rtems-testing/gcc/b-arm-gcc/gcc/cc1plus
017ba000-017c5000 rw-p 011ba000 08:16 5377862
/scratch/git-rtems-testing/gcc/b-arm-gcc/gcc/cc1plus
017c5000-0193e000 rw-p 00000000 00:00 0 [heap]
7f838f35b000-7f838f370000 r-xp 00000000 08:03 131176
/lib64/libgcc_s.so.1
7f838f370000-7f838f56f000 ---p 00015000 08:03 131176
/lib64/libgcc_s.so.1
7f838f56f000-7f838f570000 r--p 00014000 08:03 131176
/lib64/libgcc_s.so.1
7f838f570000-7f838f571000 rw-p 00015000 08:03 131176
/lib64/libgcc_s.so.1
7f838f571000-7f838f971000 rw-p 00000000 00:00 0
7f838f971000-7f838faf8000 r-xp 00000000 08:03 131080
/lib64/libc-2.14.1.so
7f838faf8000-7f838fcf7000 ---p 00187000 08:03 131080
/lib64/libc-2.14.1.so
7f838fcf7000-7f838fcfb000 r--p 00186000 08:03 131080
/lib64/libc-2.14.1.so
7f838fcfb000-7f838fcfc000 rw-p 0018a000 08:03 131080
/lib64/libc-2.14.1.so
7f838fcfc000-7f838fd01000 rw-p 00000000 00:00 0
7f838fd01000-7f838fd57000 r-xp 00000000 08:03 131088
/lib64/libm-2.14.1.so
7f838fd57000-7f838ff56000 ---p 00056000 08:03 131088
/lib64/libm-2.14.1.so
7f838ff56000-7f838ff57000 r--p 00055000 08:03 131088
/lib64/libm-2.14.1.so
7f838ff57000-7f838ff58000 rw-p 00056000 08:03 131088
/lib64/libm-2.14.1.so
7f838ff58000-7f838ff6f000 r-xp 00000000 08:03 131123
/lib64/libz.so.1.2.5
7f838ff6f000-7f839016e000 ---p 00017000 08:03 131123
/lib64/libz.so.1.2.5
7f839016e000-7f839016f000 r--p 00016000 08:03 131123
/lib64/libz.so.1.2.5
7f839016f000-7f8390170000 rw-p 00017000 08:03 131123
/lib64/libz.so.1.2.5
7f8390170000-7f8390172000 r-xp 00000000 08:03 131086
/lib64/libdl-2.14.1.so
7f8390172000-7f8390372000 ---p 00002000 08:03 131086
/lib64/libdl-2.14.1.so
7f8390372000-7f8390373000 r--p 00002000 08:03 131086
/lib64/libdl-2.14.1.so
7f8390373000-7f8390374000 rw-p 00003000 08:03 131086
/lib64/libdl-2.14.1.so
7f8390374000-7f8390394000 r-xp 00000000 08:03 137899
/lib64/ld-2.14.1.so
7f83904fb000-7f8390592000 rw-p 00000000 00:00 0
7f8390592000-7f8390594000 rw-p 00000000 00:00 0
7f8390594000-7f8390595000 r--p 00020000 08:03 137899
/lib64/ld-2.14.1.so
7f8390595000-7f8390596000 rw-p 00021000 08:03 137899
/lib64/ld-2.14.1.so
7f8390596000-7f8390597000 rw-p 00000000 00:00 0
7fff67853000-7fff67877000 rw-p 00000000 00:00 0 [stack]
7fff678d3000-7fff678d4000 r-xp 00000000 00:00 0 [vdso]
ffffffffff600000-ffffffffff601000 r-xp 00000000 00:00 0
[vsyscall]
/home/sh/archive/gcc-git/gcc/testsuite/g++.dg/gomp/pr59150.C: In function 'int
foo()':
/home/sh/archive/gcc-git/gcc/testsuite/g++.dg/gomp/pr59150.C:8:1: internal
compiler error: Aborted
0xb2e34f crash_signal
/home/sh/archive/gcc-git/gcc/toplev.c:337
0x10198ed free_data_refs(vec<data_reference*, va_heap, vl_ptr>)
/home/sh/archive/gcc-git/gcc/tree-data-ref.c:4829
0xd35607 vect_destroy_datarefs(_loop_vec_info*, _bb_vec_info*)
/home/sh/archive/gcc-git/gcc/tree-vectorizer.c:318
0xd1869c destroy_loop_vec_info(_loop_vec_info*, bool)
/home/sh/archive/gcc-git/gcc/tree-vect-loop.c:1019
0xd1f3b3 vect_analyze_loop(loop*)
/home/sh/archive/gcc-git/gcc/tree-vect-loop.c:1853
0xd3670f vectorize_loops()
/home/sh/archive/gcc-git/gcc/tree-vectorizer.c:430
Please submit a full bug report,
with preprocessed source if appropriate.
Please include the complete backtrace with any bug report.
See <http://gcc.gnu.org/bugs.html> for instructions.
FAIL: g++.dg/gomp/pr59150.C -std=gnu++98 (internal compiler error)
FAIL: g++.dg/gomp/pr59150.C -std=gnu++98 (test for excess errors)
With this GCC version:
git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@207415
138bc75d-0d04-0410-961f-82ee72b054a4
On 2013-11-26 21:48, Jakub Jelinek wrote:
> Hi!
>
> The problem here is that lower_rec_input_clauses for privatized reference
> vars in clauses adds u = &u.1; statements, which is usually the right thing,
> but if this is a reduction in simd loop for which we are going to handle
> using simd arrays, then we want to set DECL_VALUE_EXPR of the var to
> something and having statement referencing such value in the IL is
> undesirable. Normally it will be removed as dead before expansion,
> but with a few disabled optimizations it can make it through to expansion
> and ICE there.
>
> Fixed by deferring addition of the u = &u.1; statement for references
> with reductions with placeholders.
>
> Bootstrapped/regtested on x86_64-linux and i686-linux, committed to trunk.
>
> 2013-11-26 Jakub Jelinek <jakub@redhat.com>
>
> PR middle-end/59150
> * omp-low.c (lower_rec_input_clause): For reduction with placeholder
> of references to constant size types in simd loops, defer emitting
> initializer for the new_var, emit it later on only if not using
> SIMD arrays for it.
>
> * g++.dg/gomp/pr59150.C: New test.
>
> --- gcc/omp-low.c.jj 2013-11-26 14:20:46.000000000 +0100
> +++ gcc/omp-low.c 2013-11-26 15:59:28.478863002 +0100
> @@ -3185,15 +3185,26 @@ lower_rec_input_clauses (tree clauses, g
> }
> else if (TREE_CONSTANT (x))
> {
> - const char *name = NULL;
> - if (DECL_NAME (var))
> - name = IDENTIFIER_POINTER (DECL_NAME (new_var));
> -
> - x = create_tmp_var_raw (TREE_TYPE (TREE_TYPE (new_var)),
> - name);
> - gimple_add_tmp_var (x);
> - TREE_ADDRESSABLE (x) = 1;
> - x = build_fold_addr_expr_loc (clause_loc, x);
> + /* For reduction with placeholder in SIMD loop,
> + defer adding the initialization of the reference,
> + because if we decide to use SIMD array for it,
> + the initilization could cause expansion ICE. */
> + if (c_kind == OMP_CLAUSE_REDUCTION
> + && OMP_CLAUSE_REDUCTION_PLACEHOLDER (c)
> + && is_simd)
> + x = NULL_TREE;
> + else
> + {
> + const char *name = NULL;
> + if (DECL_NAME (var))
> + name = IDENTIFIER_POINTER (DECL_NAME (new_var));
> +
> + x = create_tmp_var_raw (TREE_TYPE (TREE_TYPE (new_var)),
> + name);
> + gimple_add_tmp_var (x);
> + TREE_ADDRESSABLE (x) = 1;
> + x = build_fold_addr_expr_loc (clause_loc, x);
> + }
> }
> else
> {
> @@ -3201,8 +3212,11 @@ lower_rec_input_clauses (tree clauses, g
> x = build_call_expr_loc (clause_loc, atmp, 1, x);
> }
>
> - x = fold_convert_loc (clause_loc, TREE_TYPE (new_var), x);
> - gimplify_assign (new_var, x, ilist);
> + if (x)
> + {
> + x = fold_convert_loc (clause_loc, TREE_TYPE (new_var), x);
> + gimplify_assign (new_var, x, ilist);
> + }
>
> new_var = build_simple_mem_ref_loc (clause_loc, new_var);
> }
> @@ -3500,6 +3514,29 @@ lower_rec_input_clauses (tree clauses, g
> }
> break;
> }
> + /* If this is a reference to constant size reduction var
> + with placeholder, we haven't emitted the initializer
> + for it because it is undesirable if SIMD arrays are used.
> + But if they aren't used, we need to emit the deferred
> + initialization now. */
> + else if (is_reference (var) && is_simd)
> + {
> + tree z
> + = TYPE_SIZE_UNIT (TREE_TYPE (TREE_TYPE (new_vard)));
> + if (TREE_CONSTANT (z))
> + {
> + const char *name = NULL;
> + if (DECL_NAME (var))
> + name = IDENTIFIER_POINTER (DECL_NAME (new_vard));
> +
> + z = create_tmp_var_raw
> + (TREE_TYPE (TREE_TYPE (new_vard)), name);
> + gimple_add_tmp_var (z);
> + TREE_ADDRESSABLE (z) = 1;
> + z = build_fold_addr_expr_loc (clause_loc, z);
> + gimplify_assign (new_vard, z, ilist);
> + }
> + }
> x = lang_hooks.decls.omp_clause_default_ctor
> (c, new_var, unshare_expr (x));
> if (x)
> --- gcc/testsuite/g++.dg/gomp/pr59150.C.jj 2013-11-26 16:02:00.452084567 +0100
> +++ gcc/testsuite/g++.dg/gomp/pr59150.C 2013-11-26 16:01:41.000000000 +0100
> @@ -0,0 +1,25 @@
> +// PR middle-end/59150
> +// { dg-do compile }
> +// { dg-options "-O -fopenmp-simd -fno-tree-ccp -fno-tree-copy-prop -fno-tree-dce" }
> +
> +#pragma omp declare reduction (foo: int: omp_out += omp_in) initializer (omp_priv = 0)
> +
> +int
> +foo ()
> +{
> + int i, v, &u = v;
> + #pragma omp simd reduction (foo:u)
> + for (i = 0; i < 1024; i++)
> + u = i;
> + return u;
> +}
> +
> +int
> +bar ()
> +{
> + int i, v, &u = v;
> + #pragma omp simd reduction (foo:u) safelen(1)
> + for (i = 0; i < 1024; i++)
> + u = i;
> + return u;
> +}
>
> Jakub
>
--
Sebastian Huber, embedded brains GmbH
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E-Mail : sebastian.huber@embedded-brains.de
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2014-02-04 7:21 ` [committed] Fix simd reference reductions (PR middle-end/59150) Sebastian Huber
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