URL https://opencores.org/ocsvn/openrisc/openrisc/trunk

Subversion Repositories openrisc

[/] [openrisc/] [tags/] [gnu-src/] [gcc-4.5.1/] [gcc-4.5.1-or32-1.0rc1/] [gcc/] [testsuite/] [gcc.dg/] [uninit-8-O0.c] - Diff between revs 298 and 338

Rev 298	Rev 338
`/* Uninitialized variable warning tests...`	`/* Uninitialized variable warning tests...`
`Inspired by part of optabs.c:expand_binop.`	`Inspired by part of optabs.c:expand_binop.`
`May be the same as uninit-1.c. */`	`May be the same as uninit-1.c. */`

`/* { dg-do compile } */`	`/* { dg-do compile } */`
`/* { dg-options "-Wuninitialized" } */`	`/* { dg-options "-Wuninitialized" } */`

`#include <limits.h>`	`#include <limits.h>`

`void`	`void`
`add_bignums (int out, int x, int *y)`	`add_bignums (int out, int x, int *y)`
`{`	`{`
`int p, sum;`	`int p, sum;`
`int carry; /* { dg-bogus "carry" "uninitialized variable warning" } */`	`int carry; /* { dg-bogus "carry" "uninitialized variable warning" } */`

`p = 0;`	`p = 0;`
`for (; *x; x++, y++, out++, p++)`	`for (; *x; x++, y++, out++, p++)`
`{`	`{`
`if (p)`	`if (p)`
`sum = x + y + carry;`	`sum = x + y + carry;`
`else`	`else`
`sum = x + y;`	`sum = x + y;`

`if (sum < 0)`	`if (sum < 0)`
`{`	`{`
`carry = 1;`	`carry = 1;`
`sum -= INT_MAX;`	`sum -= INT_MAX;`
`}`	`}`
`else`	`else`
`carry = 0;`	`carry = 0;`
`}`	`}`
`}`	`}`