diff options
Diffstat (limited to 'gcc-4.9/gcc/testsuite/g++.dg/init/vector1.C')
-rw-r--r-- | gcc-4.9/gcc/testsuite/g++.dg/init/vector1.C | 79 |
1 files changed, 79 insertions, 0 deletions
diff --git a/gcc-4.9/gcc/testsuite/g++.dg/init/vector1.C b/gcc-4.9/gcc/testsuite/g++.dg/init/vector1.C new file mode 100644 index 000000000..f33df2a92 --- /dev/null +++ b/gcc-4.9/gcc/testsuite/g++.dg/init/vector1.C @@ -0,0 +1,79 @@ +// PR c++/19263 +// { dg-do run } +// { dg-options "-O2 -fpermissive" } +// { dg-prune-output "narrowing" } + +typedef signed char v8qi __attribute__ ((vector_size (8))); + +extern "C" void abort (void); + +static unsigned char S[16]; + +struct A +{ + int i; + v8qi j, k; + int l; +}; + +void +foo (unsigned char v) +{ + A a = { 1, { v, v, v, v, v, v, v, v }, + { v + 1, v + 1, v + 1, v + 1, v + 1, v + 1, v + 1, v + 1 }, 3 }; + v8qi *s = (v8qi *) &S[0]; + *s = a.j; + s[1] = a.k; +} + +void +bar (unsigned char v) +{ + v8qi val8 = { v, v, v, v, v, v, v, v }; + v8qi *s = (v8qi *) &S[0]; + *s = val8; +} + +int n = 5, cnt; + +int +num (void) +{ + ++cnt; + return n; +} + +void +baz (void) +{ + static A a = { 0, { num (), num (), num (), num (), 6, 6, 6, 6 }, + { 7, 7, 7, 7, 8, 8, 8, 8 }, 0 }; + v8qi *s = (v8qi *) &S[0]; + *s = a.j; + s[1] = a.k; +} + +int +main () +{ + int i; + foo (1); + for (i = 0; i < 8; ++i) + if (S[i] != 1) + abort (); + for (; i < 16; ++i) + if (S[i] != 2) + abort (); + bar (3); + for (i = 0; i < 8; ++i) + if (S[i] != 3) + abort (); + return 0; + baz (); + if (cnt != 4) + abort (); + for (i = 0; i < 16; ++i) + if (S[i] != 5 + (i / 4)) + abort (); + return 0; +} |