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[PATCH] Add testcase for PR41555
- From: Richard Guenther <rguenther at suse dot de>
- To: gcc-patches at gcc dot gnu dot org
- Date: Sun, 11 Oct 2009 13:23:32 +0200 (CEST)
- Subject: [PATCH] Add testcase for PR41555
Committed.
2009-10-11 Richard Guenther <rguenther@suse.de>
PR tree-optimization/41555
* gcc.dg/torture/pr41555.c: New testcase.
Index: gcc/testsuite/gcc.dg/torture/pr41555.c
===================================================================
*** gcc/testsuite/gcc.dg/torture/pr41555.c (revision 0)
--- gcc/testsuite/gcc.dg/torture/pr41555.c (revision 0)
***************
*** 0 ****
--- 1,118 ----
+ /* { dg-do run } */
+
+ #include <stdint.h>
+ #include <limits.h>
+
+ extern void abort (void);
+
+ static uint64_t safe_div_func_uint64_t_u_u (uint64_t _ui1, uint64_t _ui2)
+ {
+ if (_ui2==0) return _ui1;
+ return _ui1 / _ui2;
+ }
+
+ static int64_t safe_div_func_int64_t_s_s (int64_t _si1, int64_t _si2)
+ {
+ if (_si2==0 || (_si1==INT64_MIN && _si2==-1)) return _si1;
+ return _si1 / _si2;
+ }
+
+ #define safe_add_macro_int8_t_s_s(si1,si2) \
+ ((((((int8_t)(si1))>((int8_t)0)) && (((int8_t)(si2))>((int8_t)0)) && (((int8_t)(si1)) > ((INT8_MAX)-((int8_t)(si2))))) \
+ || ((((int8_t)(si1))<((int8_t)0)) && (((int8_t)(si2))<((int8_t)0)) && (((int8_t)(si1)) < ((INT8_MIN)-((int8_t)(si2)))))) \
+ ? ((int8_t)(si1)) \
+ : (((int8_t)(si1)) + ((int8_t)(si2))) \
+ )
+
+ static int8_t
+ safe_add_func_int8_t_s_s(int8_t _si1, int8_t _si2)
+ {
+ return safe_add_macro_int8_t_s_s(_si1,_si2);
+ }
+
+ #define safe_rshift_macro_uint64_t_u_s(left,right) \
+ (((((int)(right)) < ((uint64_t)0)) \
+ || (((int)(right)) >= sizeof(uint64_t)*CHAR_BIT)) \
+ ? ((uint64_t)(left)) \
+ : (((uint64_t)(left)) >> ((int)(right))))
+
+ static uint64_t
+ safe_rshift_func_uint64_t_u_s(uint64_t _left, int _right)
+ {
+ return safe_rshift_macro_uint64_t_u_s(_left,_right);
+ }
+
+ #define safe_mul_macro_int32_t_s_s(si1,si2) \
+ ((((((int32_t)(si1)) > ((int32_t)0)) && (((int32_t)(si2)) > ((int32_t)0)) && (((int32_t)(si1)) > ((INT32_MAX) / ((int32_t)(si2))))) || \
+ ((((int32_t)(si1)) > ((int32_t)0)) && (((int32_t)(si2)) <= ((int32_t)0)) && (((int32_t)(si2)) < ((INT32_MIN) / ((int32_t)(si1))))) || \
+ ((((int32_t)(si1)) <= ((int32_t)0)) && (((int32_t)(si2)) > ((int32_t)0)) && (((int32_t)(si1)) < ((INT32_MIN) / ((int32_t)(si2))))) || \
+ ((((int32_t)(si1)) <= ((int32_t)0)) && (((int32_t)(si2)) <= ((int32_t)0)) && (((int32_t)(si1)) != ((int32_t)0)) && (((int32_t)(si2)) < ((INT32_MAX) / ((int32_t)(si1)))))) \
+ ? ((int32_t)(si1)) \
+ : ((int32_t)(si1)) * ((int32_t)(si2)))
+
+ static int32_t
+ safe_mul_func_int32_t_s_s (int32_t _si1, int32_t _si2)
+ {
+ return safe_mul_macro_int32_t_s_s(_si1,_si2);
+ }
+
+ static int8_t g_39;
+ static volatile uint8_t g_46;
+ static uint8_t g_47;
+ static uint8_t *g_62;
+ static uint8_t g_79;
+ static int8_t g_101 = -1L;
+ static uint8_t *g_114;
+ static uint8_t *g_126;
+ static uint8_t g_133;
+
+ static uint16_t func_35 (int32_t * p_36, uint64_t p_37, uint32_t p_38);
+ static uint16_t func_35 (int32_t * p_36, uint64_t p_37, uint32_t p_38)
+ {
+ if (g_62 != 0)
+ abort ();
+ for (g_39 = 1; g_39 < 0; g_39 = 1)
+ {
+ }
+ return 1;
+ }
+
+ static int32_t func_19 (int32_t p_20);
+ static int32_t func_19 (int32_t p_20)
+ {
+ if (1 !=
+ safe_div_func_uint64_t_u_u ((safe_div_func_int64_t_s_s (p_20, 1)),
+ g_101))
+ {
+ func_35 (0, 1 <= (safe_add_func_int8_t_s_s (g_47, g_46)) > p_20 < 1, 1);
+ g_133 = 1;
+ if (g_114 != 0)
+ abort ();
+ if (g_126 != 0)
+ abort ();
+ }
+ return 1;
+ }
+
+ static uint8_t func_2 (int32_t p_6);
+ static uint8_t func_2 (int32_t p_6)
+ {
+ for (1; p_6 > 1; 1)
+ return 0;
+ func_19 (g_79);
+ if (safe_mul_func_int32_t_s_s
+ ((0, 1 < (safe_rshift_func_uint64_t_u_s (1 ^ p_6, 1))),
+ (func_35 (&p_6, 1, 1) < 1)))
+ {
+ }
+ return 1;
+ }
+
+ int main (void)
+ {
+ func_2 (1);
+ if (g_133 != 1)
+ abort ();
+ return 0;
+ }
+