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author | upstream source tree <ports@midipix.org> | 2015-03-15 20:14:05 -0400 |
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committer | upstream source tree <ports@midipix.org> | 2015-03-15 20:14:05 -0400 |
commit | 554fd8c5195424bdbcabf5de30fdc183aba391bd (patch) | |
tree | 976dc5ab7fddf506dadce60ae936f43f58787092 /gcc/testsuite/gcc.dg/c99-bool-3.c | |
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Diffstat (limited to 'gcc/testsuite/gcc.dg/c99-bool-3.c')
-rw-r--r-- | gcc/testsuite/gcc.dg/c99-bool-3.c | 33 |
1 files changed, 33 insertions, 0 deletions
diff --git a/gcc/testsuite/gcc.dg/c99-bool-3.c b/gcc/testsuite/gcc.dg/c99-bool-3.c new file mode 100644 index 000000000..f93547ac0 --- /dev/null +++ b/gcc/testsuite/gcc.dg/c99-bool-3.c @@ -0,0 +1,33 @@ +/* Test for _Bool bit-fields. They have the semantics of _Bool, at + least for now (DR#335 Spring 2007 discussion). */ +/* Origin: Joseph Myers <joseph@codesourcery.com> */ +/* { dg-do run } */ +/* { dg-options "-std=iso9899:1999 -pedantic-errors" } */ +struct foo +{ + _Bool a : 1; +} sf; + +extern void abort (void); +extern void exit (int); + +int +main (void) +{ + int i; + for (i = 0; i < sizeof (struct foo); i++) + *((unsigned char *)&sf + i) = (unsigned char) -1; + sf.a = 2; + if (sf.a != 1) + abort (); + sf.a = 0; + if (sf.a != 0) + abort (); + sf.a = 0.2; + if (sf.a != 1) + abort (); + sf.a = &sf; + if (sf.a != 1) + abort (); + exit (0); +} |