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// Test fold-const.c (fold_range_test) optimizations.
// { dg-do run } */
// { dg-options "-O2" } */
#ifndef __RANGE_TEST_HDR_INCL
#define __RANGE_TEST_HDR_INCL
/* Protect against fix-header weakness */
#include <stdlib.h>
#include <stdio.h>
#include <limits.h>
#endif
#if (INT_MAX == 2147483647) && (INT_MIN == -2147483648) \
&& (SCHAR_MIN == -128) && (SCHAR_MAX == 127) \
&& (UCHAR_MIN == 0) && (UCHAR_MAX == 255)
#ifndef T
enum integers
{
int_smallest = INT_MIN,
int_2ndsmallest = INT_MIN + 1,
int_3rdsmallest = INT_MIN + 2,
int_minus2 = -2,
int_minus1 = -1,
int_zero = 0,
int_one = 1,
int_two = 2,
int_3rdlargest = INT_MAX - 2,
int_2ndlargest = INT_MAX - 1,
int_largest = INT_MAX
};
enum smallenum
{
smalle_minus4 = -4,
smalle_minus3 = -3,
smalle_minus2 = -2,
smalle_minus1 = -1,
smalle_zero = 0,
smalle_one = 1,
smalle_two = 2,
smalle_three = 3
};
enum enum2
{
enum2_two = 2,
enum2_three = 3,
enum2_four = 4,
enum2_five = 5
};
enum enum3
{
enum3_zero,
enum3_one,
enum3_two,
enum3_three,
enum3_four,
enum3_five,
enum3_six,
enum3_seven
};
int var;
void
check ()
{
++var;
}
#define T(IDX, TYPE, TEST, YESARR, NOARR) \
void __attribute__((noinline)) \
test##IDX (TYPE x) \
{ \
if (TEST) \
check (); \
}
#include "range-test-1.C"
#undef T
int
main ()
{
int i, fails = 0;
#define C ,
#define T(IDX, TYPE, TEST, YESARR, NOARR) \
{ \
static TYPE yesarr##IDX [] = YESARR; \
static TYPE noarr##IDX [] = NOARR; \
for (i = 0; i < (int) (sizeof (yesarr##IDX) / sizeof (TYPE)); ++i) \
{ \
var = 0; \
test##IDX (yesarr##IDX [i]); \
if (var != 1) \
printf ("test" #IDX " failed for yesarr [%u]\n", i), ++fails; \
} \
var = 0; \
for (i = 0; i < (int) (sizeof (noarr##IDX) / sizeof (TYPE)); ++i) \
{ \
test##IDX (noarr##IDX [i]); \
if (var != 0) \
printf ("test" #IDX " failed for noarr [%u]\n", i), ++fails; \
} \
}
#include "range-test-1.C"
#undef T
if (fails)
abort ();
exit (0);
}
#else
/* Use `C' instead of `,' below to separate array entries. */
/* These ought to be all optimized into single comparison. */
T(1, unsigned int, x == 0 || x == 1,
{ 0 C 1 }, { -1U C 2 C 12 C 35 C 0x7fffffff C 0x80000000 })
T(2, unsigned int, x == 0 || x == -1U || x == -2U,
{ 0 C -1U C -2U }, { -3U C -6U C 1 C 2 C 12 C 35 C 0x7fffffff C 0x80000000 })
T(3, unsigned int, x == 0 || x == 1 || x == 2,
{ 0 C 1 C 2 }, { -3U C -6U C -1U C -2U C 12 C 35 C 0x7fffffff C 0x80000000 })
T(4, unsigned int, x == 3 || x == 4 || x == 5 || x == 6,
{ 3 C 4 C 5 C 6 }, { -3U C 0 C 1 C 2 C 7 C 8 C 12 C 0x7fffffff C 0x80000000 })
T(5, unsigned int, x == -3U || x == -4U || x == -5U || x == -6U,
{ -3U C -4U C -5U C -6U }, { -7U C -8U C -2U C -1U C 1 C 2 C 0x7fffffff C 0x80000000 })
T(6, unsigned int, x == -3U || x == -4U || x == -5U,
{ -3U C -4U C -5U }, { -6U C -7U C -8U C -2U C -1U C 1 C 2 C 0x7fffffff C 0x80000000 })
T(7, char *, x == (char *) -3UL || x == (char *) -4UL || x == (char *) -5UL,
{ (char *) -3UL C (char *) -4UL C (char *) -5UL },
{ (char *) -6UL C (char *) -20UL C (char *) -2UL C (char *) -1UL C (char *) 0
C (char *) 1UL C (char *) 35UL C (char *) 0x7fffffffUL C (char *) 0x80000000UL })
T(8, unsigned long, x == -2UL || x == -1UL || x == 0,
{ 0 C -1UL C -2UL }, { -3UL C -6UL C 1 C 2 C 12 C 35 C 0x7fffffff C 0x80000000 })
T(9, unsigned long, x >= -4UL || x <= 8,
{ -4UL C -3UL C -2UL C -1UL C 0 C 1 C 2 C 3 C 4 C 5 C 6 C 7 C 8 },
{ -7UL C -5UL C 9 C 10 C 61 C 127 C 0x7fffffff C 0x80000000 })
T(10, signed char, x == 0 || x == -1 || x == -2 || x == -3,
{ 0 C -1 C -2 C -3 }, { -4 C -5 C 1 C 2 C 3 C 35 C -24 })
T(11, int, x == 0 || x == 1,
{ 0 C 1 }, { -1 C 2 C 12 C 35 C INT_MAX C INT_MIN })
T(12, int, x == 0 || x == -1 || x == -2,
{ 0 C -1 C -2 }, { -3 C -6 C 1 C 2 C 12 C 35 C INT_MAX C INT_MIN })
T(13, int, x == 0 || x == 1 || x == 2,
{ 0 C 1 C 2 }, { -3 C -6 C -1 C -2 C 12 C 35 C INT_MAX C INT_MIN })
T(14, int, x == 3 || x == 4 || x == 5 || x == 6,
{ 3 C 4 C 5 C 6 }, { -3 C 0 C 1 C 2 C 7 C 8 C 12 C INT_MAX C INT_MIN })
T(15, int, x == -3 || x == -4 || x == -5 || x == -6,
{ -3 C -4 C -5 C -6 }, { -7 C -8 C -2 C -1 C 1 C 2 C INT_MAX C INT_MIN })
T(16, int, x == -3 || x == -4 || x == -5,
{ -3 C -4 C -5 }, { -6 C -7 C -8 C -2 C -1 C 1 C 2 C INT_MAX C INT_MIN })
T(17, unsigned int, (x >= -8U && x <= -3U) || x == -2U || x == -1U || x == 0 || x == 1 || x == 2,
{ -8U C -7U C -6U C -5U C -4U C -3U C -2U C -1U C 0 C 1 C 2 },
{ -9U C -10U C 3 C 4 C 12 C -54U C INT_MAX C INT_MIN })
T(18, int, (x >= -8 && x <= -3) || x == -2 || x == -1 || x == 0 || x == 1 || x == 2,
{ -8 C -7 C -6 C -5 C -4 C -3 C -2 C -1 C 0 C 1 C 2 },
{ -9 C -10 C 3 C 4 C 12 C -54 C INT_MAX C INT_MIN })
T(19, unsigned long, x <= 16 || (x >= 18 && x <= -1UL),
{ -3UL C -6UL C -1UL C 0 C 1 C 2 C 12 C 15 C 16 C 18 C 19 C 35 C 0x7fffffff
C 0x80000000 }, { 17 })
T(20, char *, x == (char *) -1UL || x == 0,
{ (char *) -1UL C 0 }, { (char *) -6UL C (char *) -20UL C (char *) -2UL
C (char *) 1UL C (char *) 35UL C (char *) 0x7fffffffUL C (char *) 0x80000000UL })
T(21, integers, x == int_zero || x == int_one,
{ int_zero C int_one }, { int_minus1 C int_two C int_largest C int_smallest })
T(22, int, x == INT_MIN || x == INT_MAX,
{ INT_MIN C INT_MAX },
{ -1 C 0 C 1 C INT_MAX - 1 C INT_MAX - 2 C INT_MIN + 1 C INT_MIN + 2 })
T(23, int, x == INT_MIN + 1 || x == INT_MIN + 2 || x == INT_MIN || x == INT_MAX,
{ INT_MIN + 1 C INT_MIN + 2 C INT_MIN C INT_MAX },
{ -1 C 0 C 1 C INT_MAX - 1 C INT_MAX - 2 C INT_MIN + 3 C INT_MIN + 4 })
T(24, signed char, x == SCHAR_MIN || x == SCHAR_MAX,
{ SCHAR_MIN C SCHAR_MAX },
{ -1 C 0 C 1 C SCHAR_MAX - 1 C SCHAR_MAX - 2 C SCHAR_MIN + 1 C SCHAR_MIN + 2 })
T(25, integers, x == int_smallest || x == int_largest,
{ int_smallest C int_largest }, { int_minus1 C int_zero C int_one
C int_2ndsmallest C int_2ndlargest C int_3rdsmallest C int_3rdlargest })
/* These should be optimized into unconditional jumps. */
T(o1, unsigned long, x <= 16 || (x >= 17 && x <= -1UL),
{ -3UL C -6UL C -1UL C 0 C 1 C 2 C 12 C 15 C 16 C 17 C 18 C 19 C 35 C 0x7fffffff
C 0x80000000 }, { })
T(o2, unsigned long, x <= -3UL || (x == -2UL || x == -1UL),
{ -3UL C -6UL C -1UL C 0 C 1 C 2 C 12 C 15 C 16 C 17 C 18 C 19 C 35 C 0x7fffffff
C 0x80000000 }, { })
/* These should be eventually optimized into a single comparison. */
T(td1, unsigned char, x == 0 || x == 4 || x == 1 || x == 5 || x == 2 || x == 6 || x == 3,
{ 0 C 1 C 2 C 3 C 4 C 5 C 6 }, { 7 C 8 C 127 C 128 C 254 C 255 })
/* These should not be optimized into a single comparison. */
T(n1, smallenum, x == smalle_minus4 || x == smalle_three,
{ smalle_minus4 C smalle_three }, { smalle_minus3 C smalle_minus2 C smalle_minus1
C smalle_zero C smalle_one C smalle_two })
T(n2, enum2, x == enum2_two || x == enum2_five,
{ enum2_two C enum2_five }, { enum2_three C enum2_four })
T(n3, enum3, x == enum3_zero || x == enum3_seven,
{ enum3_zero C enum3_seven }, { enum3_one C enum3_two C enum3_three C enum3_four
C enum3_five C enum3_six })
#endif
#else
int
main (void)
{
return 0;
}
#endif
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