diff options
Diffstat (limited to 'gcc/testsuite/gcc.c-torture/execute/20040218-1.c')
-rw-r--r-- | gcc/testsuite/gcc.c-torture/execute/20040218-1.c | 37 |
1 files changed, 37 insertions, 0 deletions
diff --git a/gcc/testsuite/gcc.c-torture/execute/20040218-1.c b/gcc/testsuite/gcc.c-torture/execute/20040218-1.c new file mode 100644 index 000000000..4d1541af8 --- /dev/null +++ b/gcc/testsuite/gcc.c-torture/execute/20040218-1.c @@ -0,0 +1,37 @@ +/* PR target/14209. Bug in cris.md, shrinking access size of + postincrement. + Origin: <hp@axis.com>. */ + +long int xb (long int *y) __attribute__ ((__noinline__)); +long int xw (long int *y) __attribute__ ((__noinline__)); +short int yb (short int *y) __attribute__ ((__noinline__)); + +long int xb (long int *y) +{ + long int xx = *y & 255; + return xx + y[1]; +} + +long int xw (long int *y) +{ + long int xx = *y & 65535; + return xx + y[1]; +} + +short int yb (short int *y) +{ + short int xx = *y & 255; + return xx + y[1]; +} + +int main (void) +{ + long int y[] = {-1, 16000}; + short int yw[] = {-1, 16000}; + + if (xb (y) != 16255 + || xw (y) != 81535 + || yb (yw) != 16255) + abort (); + exit (0); +} |