@@ -28,7 +28,7 @@ routines := setjmp sigjmp bsd-setjmp bsd-_setjmp \
longjmp __longjmp jmp-unwind
tests := tst-setjmp jmpbug bug269-setjmp tst-setjmp-fp \
- tst-sigsetjmp tst-setjmp-static
+ tst-sigsetjmp tst-setjmp-static tst-jmp_buf
tests-static := tst-setjmp-static
new file mode 100644
@@ -0,0 +1,60 @@
+/* Check jmp_buf sizes, alignments and offsets.
+ Copyright (C) 2017 Free Software Foundation, Inc.
+ This file is part of the GNU C Library.
+
+ The GNU C Library is free software; you can redistribute it and/or
+ modify it under the terms of the GNU Lesser General Public
+ License as published by the Free Software Foundation; either
+ version 2.1 of the License, or (at your option) any later version.
+
+ The GNU C Library is distributed in the hope that it will be useful,
+ but WITHOUT ANY WARRANTY; without even the implied warranty of
+ MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
+ Lesser General Public License for more details.
+
+ You should have received a copy of the GNU Lesser General Public
+ License along with the GNU C Library; if not, see
+ <http://www.gnu.org/licenses/>. */
+
+#include <stdio.h>
+#include <setjmp.h>
+#include <stddef.h>
+#include <jmp_buf-macros.h>
+
+#define STR_HELPER(x) #x
+#define STR(x) STR_HELPER(x)
+
+static int
+do_test (void)
+{
+#define TEST_SIZE(type, size) \
+ _Static_assert (sizeof (type) == size, \
+ "size of " #type " != " \
+ STR (size))
+#define TEST_ALIGN(type, align) \
+ _Static_assert (__alignof__ (type) == align , \
+ "align of " #type " != " \
+ STR (align))
+#define TEST_OFFSET(type, member, offset) \
+ _Static_assert (offsetof (type, member) == offset, \
+ "offset of " #member " field of " #type " != " \
+ STR (offset))
+
+ /* Check if jmp_buf have the expected sizes. */
+ TEST_SIZE (jmp_buf, JMP_BUF_SIZE);
+ TEST_SIZE (sigjmp_buf, SIGJMP_BUF_SIZE);
+
+ /* Check if jmp_buf have the expected alignments. */
+ TEST_ALIGN (jmp_buf, JMP_BUF_ALIGN);
+ TEST_ALIGN (sigjmp_buf, SIGJMP_BUF_ALIGN);
+
+ /* Check if internal fields in jmp_buf have the expected offsets. */
+ TEST_OFFSET (struct __jmp_buf_tag, __mask_was_saved,
+ MASK_WAS_SAVED_OFFSET);
+ TEST_OFFSET (struct __jmp_buf_tag, __saved_mask,
+ SAVED_MASK_OFFSET);
+
+ return 0;
+}
+
+#include <support/test-driver.c>
new file mode 100644
@@ -0,0 +1,6 @@
+#define JMP_BUF_SIZE 312
+#define SIGJMP_BUF_SIZE 312
+#define JMP_BUF_ALIGN 8
+#define SIGJMP_BUF_ALIGN 8
+#define MASK_WAS_SAVED_OFFSET 176
+#define SAVED_MASK_OFFSET 184
new file mode 100644
@@ -0,0 +1,6 @@
+#define JMP_BUF_SIZE 272
+#define SIGJMP_BUF_SIZE 272
+#define JMP_BUF_ALIGN 8
+#define SIGJMP_BUF_ALIGN 8
+#define MASK_WAS_SAVED_OFFSET 136
+#define SAVED_MASK_OFFSET 144
new file mode 100644
@@ -0,0 +1,6 @@
+#define JMP_BUF_SIZE 392
+#define SIGJMP_BUF_SIZE 392
+#define JMP_BUF_ALIGN 8
+#define SIGJMP_BUF_ALIGN 8
+#define MASK_WAS_SAVED_OFFSET 256
+#define SAVED_MASK_OFFSET 260
new file mode 100644
@@ -0,0 +1,6 @@
+#define JMP_BUF_SIZE 304
+#define SIGJMP_BUF_SIZE 304
+#define JMP_BUF_ALIGN 8
+#define SIGJMP_BUF_ALIGN 8
+#define MASK_WAS_SAVED_OFFSET 168
+#define SAVED_MASK_OFFSET 172
new file mode 100644
@@ -0,0 +1,6 @@
+#define JMP_BUF_SIZE 156
+#define SIGJMP_BUF_SIZE 156
+#define JMP_BUF_ALIGN 4
+#define SIGJMP_BUF_ALIGN 4
+#define MASK_WAS_SAVED_OFFSET 24
+#define SAVED_MASK_OFFSET 28
new file mode 100644
@@ -0,0 +1,6 @@
+#define JMP_BUF_SIZE 704
+#define SIGJMP_BUF_SIZE 704
+#define JMP_BUF_ALIGN 16
+#define SIGJMP_BUF_ALIGN 16
+#define MASK_WAS_SAVED_OFFSET 560
+#define SAVED_MASK_OFFSET 568
new file mode 100644
@@ -0,0 +1,6 @@
+#define JMP_BUF_SIZE 288
+#define SIGJMP_BUF_SIZE 288
+#define JMP_BUF_ALIGN 2
+#define SIGJMP_BUF_ALIGN 2
+#define MASK_WAS_SAVED_OFFSET 156
+#define SAVED_MASK_OFFSET 160
new file mode 100644
@@ -0,0 +1,6 @@
+#define JMP_BUF_SIZE 216
+#define SIGJMP_BUF_SIZE 216
+#define JMP_BUF_ALIGN 4
+#define SIGJMP_BUF_ALIGN 4
+#define MASK_WAS_SAVED_OFFSET 84
+#define SAVED_MASK_OFFSET 88
new file mode 100644
@@ -0,0 +1,6 @@
+#define JMP_BUF_SIZE 240
+#define SIGJMP_BUF_SIZE 240
+#define JMP_BUF_ALIGN 8
+#define SIGJMP_BUF_ALIGN 8
+#define MASK_WAS_SAVED_OFFSET 104
+#define SAVED_MASK_OFFSET 108
new file mode 100644
@@ -0,0 +1,6 @@
+#define JMP_BUF_SIZE 288
+#define SIGJMP_BUF_SIZE 288
+#define JMP_BUF_ALIGN 8
+#define SIGJMP_BUF_ALIGN 8
+#define MASK_WAS_SAVED_OFFSET 152
+#define SAVED_MASK_OFFSET 156
new file mode 100644
@@ -0,0 +1,6 @@
+#define JMP_BUF_SIZE 304
+#define SIGJMP_BUF_SIZE 304
+#define JMP_BUF_ALIGN 8
+#define SIGJMP_BUF_ALIGN 8
+#define MASK_WAS_SAVED_OFFSET 168
+#define SAVED_MASK_OFFSET 176
new file mode 100644
@@ -0,0 +1,6 @@
+#define JMP_BUF_SIZE 172
+#define SIGJMP_BUF_SIZE 172
+#define JMP_BUF_ALIGN 4
+#define SIGJMP_BUF_ALIGN 4
+#define MASK_WAS_SAVED_OFFSET 40
+#define SAVED_MASK_OFFSET 44
new file mode 100644
@@ -0,0 +1,6 @@
+#define JMP_BUF_SIZE 592
+#define SIGJMP_BUF_SIZE 592
+#define JMP_BUF_ALIGN 16
+#define SIGJMP_BUF_ALIGN 16
+#define MASK_WAS_SAVED_OFFSET 448
+#define SAVED_MASK_OFFSET 452
new file mode 100644
@@ -0,0 +1,6 @@
+#define JMP_BUF_SIZE 656
+#define SIGJMP_BUF_SIZE 656
+#define JMP_BUF_ALIGN 16
+#define SIGJMP_BUF_ALIGN 16
+#define MASK_WAS_SAVED_OFFSET 512
+#define SAVED_MASK_OFFSET 520
new file mode 100644
@@ -0,0 +1,6 @@
+#define JMP_BUF_SIZE 188
+#define SIGJMP_BUF_SIZE 188
+#define JMP_BUF_ALIGN 4
+#define SIGJMP_BUF_ALIGN 4
+#define MASK_WAS_SAVED_OFFSET 56
+#define SAVED_MASK_OFFSET 60
new file mode 100644
@@ -0,0 +1,6 @@
+#define JMP_BUF_SIZE 280
+#define SIGJMP_BUF_SIZE 280
+#define JMP_BUF_ALIGN 8
+#define SIGJMP_BUF_ALIGN 8
+#define MASK_WAS_SAVED_OFFSET 144
+#define SAVED_MASK_OFFSET 152
new file mode 100644
@@ -0,0 +1,6 @@
+#define JMP_BUF_SIZE 192
+#define SIGJMP_BUF_SIZE 192
+#define JMP_BUF_ALIGN 4
+#define SIGJMP_BUF_ALIGN 4
+#define MASK_WAS_SAVED_OFFSET 60
+#define SAVED_MASK_OFFSET 64
new file mode 100644
@@ -0,0 +1,6 @@
+#define JMP_BUF_SIZE 144
+#define SIGJMP_BUF_SIZE 144
+#define JMP_BUF_ALIGN 4
+#define SIGJMP_BUF_ALIGN 4
+#define MASK_WAS_SAVED_OFFSET 12
+#define SAVED_MASK_OFFSET 16
new file mode 100644
@@ -0,0 +1,6 @@
+#define JMP_BUF_SIZE 640
+#define SIGJMP_BUF_SIZE 640
+#define JMP_BUF_ALIGN 16
+#define SIGJMP_BUF_ALIGN 16
+#define MASK_WAS_SAVED_OFFSET 496
+#define SAVED_MASK_OFFSET 504
new file mode 100644
@@ -0,0 +1,6 @@
+#define JMP_BUF_SIZE 392
+#define SIGJMP_BUF_SIZE 392
+#define JMP_BUF_ALIGN 8
+#define SIGJMP_BUF_ALIGN 8
+#define MASK_WAS_SAVED_OFFSET 256
+#define SAVED_MASK_OFFSET 260
new file mode 100644
@@ -0,0 +1,6 @@
+#define JMP_BUF_SIZE 392
+#define SIGJMP_BUF_SIZE 392
+#define JMP_BUF_ALIGN 8
+#define SIGJMP_BUF_ALIGN 8
+#define MASK_WAS_SAVED_OFFSET 256
+#define SAVED_MASK_OFFSET 264
new file mode 100644
@@ -0,0 +1,6 @@
+#define JMP_BUF_SIZE 260
+#define SIGJMP_BUF_SIZE 260
+#define JMP_BUF_ALIGN 4
+#define SIGJMP_BUF_ALIGN 4
+#define MASK_WAS_SAVED_OFFSET 128
+#define SAVED_MASK_OFFSET 132
new file mode 100644
@@ -0,0 +1,6 @@
+#define JMP_BUF_SIZE 200
+#define SIGJMP_BUF_SIZE 200
+#define JMP_BUF_ALIGN 8
+#define SIGJMP_BUF_ALIGN 8
+#define MASK_WAS_SAVED_OFFSET 64
+#define SAVED_MASK_OFFSET 72
new file mode 100644
@@ -0,0 +1,6 @@
+#define JMP_BUF_SIZE 200
+#define SIGJMP_BUF_SIZE 200
+#define JMP_BUF_ALIGN 8
+#define SIGJMP_BUF_ALIGN 8
+#define MASK_WAS_SAVED_OFFSET 64
+#define SAVED_MASK_OFFSET 68