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author | Ben Cheng <bccheng@google.com> | 2014-03-25 22:37:19 -0700 |
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committer | Ben Cheng <bccheng@google.com> | 2014-03-25 22:37:19 -0700 |
commit | 1bc5aee63eb72b341f506ad058502cd0361f0d10 (patch) | |
tree | c607e8252f3405424ff15bc2d00aa38dadbb2518 /gcc-4.9/gcc/testsuite/gcc.dg/anon-struct-12.c | |
parent | 283a0bf58fcf333c58a2a92c3ebbc41fb9eb1fdb (diff) | |
download | toolchain_gcc-1bc5aee63eb72b341f506ad058502cd0361f0d10.tar.gz toolchain_gcc-1bc5aee63eb72b341f506ad058502cd0361f0d10.tar.bz2 toolchain_gcc-1bc5aee63eb72b341f506ad058502cd0361f0d10.zip |
Initial checkin of GCC 4.9.0 from trunk (r208799).
Change-Id: I48a3c08bb98542aa215912a75f03c0890e497dba
Diffstat (limited to 'gcc-4.9/gcc/testsuite/gcc.dg/anon-struct-12.c')
-rw-r--r-- | gcc-4.9/gcc/testsuite/gcc.dg/anon-struct-12.c | 108 |
1 files changed, 108 insertions, 0 deletions
diff --git a/gcc-4.9/gcc/testsuite/gcc.dg/anon-struct-12.c b/gcc-4.9/gcc/testsuite/gcc.dg/anon-struct-12.c new file mode 100644 index 000000000..60cd17822 --- /dev/null +++ b/gcc-4.9/gcc/testsuite/gcc.dg/anon-struct-12.c @@ -0,0 +1,108 @@ +/* { dg-do run } */ +/* { dg-options "-fplan9-extensions" } */ + +/* When using -fplan9-extensions, we support automatic conversion of + pointer types, and we support referring to a typedef name + directly. */ + +extern void exit (int); +extern void abort (void); + +struct A { char a; }; + +struct B { + char b; + struct A; + char c; +}; + +void +f1 (struct A *p) +{ + p->a = 1; +} + +void +test1 (void) +{ + struct B b; + struct A *p; + + b.b = 2; + b.c = 3; + f1 (&b); + if (b.a != 1) + abort (); + if (b.b != 2 || b.c != 3) + abort (); + p = &b; + if (p->a != 1) + abort (); +} + +typedef struct { char d; } D; + +struct E { + char b; + struct F { char f; }; + char c; + union { + D; + }; + char e; +}; + +void +f2 (struct F *p) +{ + p->f = 6; +} + +void +f3 (D *p) +{ + p->d = 4; +} + +void +f4 (D d) +{ +} + +void +test2 (void) +{ + struct E e; + struct F *pf; + D *pd; + D d; + + e.b = 2; + e.c = 3; + e.e = 5; + f2 (&e); + f3 (&e); + if (e.d != 4) + abort (); + if (e.f != 6) + abort (); + if (e.b != 2 || e.c != 3 || e.e != 5) + abort (); + pf = &e; + if (pf->f != 6) + abort (); + pd = &e; + if (pd->d != 4) + abort (); + d = e.D; + f3 (&e.D); + f4 (e.D); +} + +int +main () +{ + test1 (); + test2 (); + exit (0); +} |