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| author |   Khem Raj <raj.khem@gmail.com> | 2013-08-01 15:07:55 -0700 |
|---|---|---|
| committer |   Saul Wold <sgw@linux.intel.com> | 2013-08-02 08:21:17 -0700 |
| commit | 8ab1d16b6c6d946b625b6872e5d0f155206f4bad (patch) | |
| tree | 82518a7ee85e258b4301c8040a6d9202d4f1572f /meta/recipes-devtools/gcc/gcc-4.8 | |
| parent | 79af25c3f45f57c1dd44db2ef4011a3e768badd6 (diff) | |
| download | openembedded-core-8ab1d16b6c6d946b625b6872e5d0f155206f4bad.tar.gz | |
gcc-4.8: Fix meta-fsl-arm iperf build issue
This should fix the problem seen where gcc ICE
was happening when compiling iperf with older 2.6.x
kernel
Test this patch by reverting below commit in meta-fsl-arm
commit daf582c93a7283fb0af3b25fe2ada48f4c9985c4
Author: Otavio Salvador <otavio@ossystems.com.br>
Date: Tue Jul 2 11:52:51 2013 -0300
perf: Disable FPU tune for i.MX5 SoCs to workaround GCC ICE
Signed-off-by: Khem Raj <raj.khem@gmail.com>
CC: Otavio Salvador <otavio@ossystems.com.br>
Signed-off-by: Saul Wold <sgw@linux.intel.com>
Diffstat (limited to 'meta/recipes-devtools/gcc/gcc-4.8')
| -rw-r--r-- | meta/recipes-devtools/gcc/gcc-4.8/0042-pr57748.patch | 78 |
1 files changed, 78 insertions, 0 deletions
diff --git a/meta/recipes-devtools/gcc/gcc-4.8/0042-pr57748.patch b/meta/recipes-devtools/gcc/gcc-4.8/0042-pr57748.patch new file mode 100644 index 0000000000..5356f722d9 --- /dev/null +++ b/meta/recipes-devtools/gcc/gcc-4.8/0042-pr57748.patch @@ -0,0 +1,78 @@ +Upstream-Status: Backport +Signed-off-by: Khem Raj + +2013-08-01 Martin Jambor <mjambor@suse.cz> + + PR middle-end/57748 + * stor-layout.c (compute_record_mode): Treat zero-sized array fields + like incomplete types. + +testsuite/ + * gcc.dg/torture/pr57748.c: New test. + + +Index: gcc-4.8.1/gcc/stor-layout.c +=================================================================== +--- gcc-4.8.1.orig/gcc/stor-layout.c 2013-04-28 10:29:18.000000000 -0700 ++++ gcc-4.8.1/gcc/stor-layout.c 2013-08-01 15:02:08.018006125 -0700 +@@ -1618,7 +1618,9 @@ + && integer_zerop (TYPE_SIZE (TREE_TYPE (field))))) + || ! host_integerp (bit_position (field), 1) + || DECL_SIZE (field) == 0 +- || ! host_integerp (DECL_SIZE (field), 1)) ++ || ! host_integerp (DECL_SIZE (field), 1) ++ || (TREE_CODE (TREE_TYPE (field)) == ARRAY_TYPE ++ && tree_low_cst (DECL_SIZE (field), 1) == 0)) + return; + + /* If this field is the whole struct, remember its mode so +Index: gcc-4.8.1/gcc/testsuite/gcc.dg/torture/pr57748.c +=================================================================== +--- /dev/null 1970-01-01 00:00:00.000000000 +0000 ++++ gcc-4.8.1/gcc/testsuite/gcc.dg/torture/pr57748.c 2013-08-01 15:02:08.062006126 -0700 +@@ -0,0 +1,45 @@ ++/* PR middle-end/57748 */ ++/* { dg-do run } */ ++ ++#include <stdlib.h> ++ ++extern void abort (void); ++ ++typedef long long V ++ __attribute__ ((vector_size (2 * sizeof (long long)), may_alias)); ++ ++typedef struct S { V a; V b[0]; } P __attribute__((aligned (1))); ++ ++struct __attribute__((packed)) T { char c; P s; }; ++ ++void __attribute__((noinline, noclone)) ++check (struct T *t) ++{ ++ if (t->s.b[0][0] != 3 || t->s.b[0][1] != 4) ++ abort (); ++} ++ ++int __attribute__((noinline, noclone)) ++get_i (void) ++{ ++ return 0; ++} ++ ++void __attribute__((noinline, noclone)) ++foo (P *p) ++{ ++ V a = { 3, 4 }; ++ int i = get_i(); ++ p->b[i] = a; ++} ++ ++int ++main () ++{ ++ struct T *t = (struct T *) malloc (128); ++ ++ foo (&t->s); ++ check (t); ++ ++ return 0; ++} |