/* This failed on s390x due to bug in loop.c.
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/* This failed on s390x due to bug in loop.c.
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loop.c failed to remove a REG_EQUAL note when
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loop.c failed to remove a REG_EQUAL note when
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hoisting an insn from a loop body. */
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hoisting an insn from a loop body. */
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/* { dg-options "-O3 -fPIC" } */
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/* { dg-options "-O3 -fPIC" } */
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/* { dg-do run { target fpic } } */
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/* { dg-do run { target fpic } } */
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typedef __SIZE_TYPE__ size_t;
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typedef __SIZE_TYPE__ size_t;
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int memcmp(const void *s1, const void *s2, size_t n);
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int memcmp(const void *s1, const void *s2, size_t n);
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typedef struct
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typedef struct
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{
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{
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char name[30];
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char name[30];
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int a;
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int a;
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} LOCAL;
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} LOCAL;
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int global = 0;
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int global = 0;
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int sy = 1;
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int sy = 1;
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int subroutine_offset;
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int subroutine_offset;
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LOCAL local = { "local", 0 };
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LOCAL local = { "local", 0 };
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LOCAL keywords = { "keywords", 1 };
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LOCAL keywords = { "keywords", 1 };
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int local_table = 0;
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int local_table = 0;
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int keywords_table = 0;
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int keywords_table = 0;
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void __attribute__((noinline)) bar (char *p_buffer)
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void __attribute__((noinline)) bar (char *p_buffer)
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{
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{
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p_buffer[255] = 1;
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p_buffer[255] = 1;
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}
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}
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int __attribute__((noinline)) foo (char *p_str1)
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int __attribute__((noinline)) foo (char *p_str1)
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{
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{
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global = 1;
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global = 1;
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return 1;
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return 1;
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}
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}
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int __attribute__((noinline)) loop_next (int *p_table, char *p_table_head)
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int __attribute__((noinline)) loop_next (int *p_table, char *p_table_head)
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{
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{
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static loop_next = 0;
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static loop_next = 0;
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if (loop_next == 1)
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if (loop_next == 1)
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return 1;
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return 1;
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loop_next = 1;
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loop_next = 1;
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return 0;
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return 0;
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}
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}
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int
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int
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main ()
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main ()
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{
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{
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char buffer[256];
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char buffer[256];
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int ende = 0;
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int ende = 0;
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int index;
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int index;
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int local_base = 2;
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int local_base = 2;
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keywords.a = 1;
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keywords.a = 1;
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for (sy = 0;; sy++)
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for (sy = 0;; sy++)
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{
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{
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for (index = 1;;)
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for (index = 1;;)
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{
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{
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bar (buffer);
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bar (buffer);
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if (buffer[sy] != 0)
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if (buffer[sy] != 0)
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{
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{
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ende = 1;
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ende = 1;
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break;
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break;
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};
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};
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if (foo (buffer))
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if (foo (buffer))
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{
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{
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keywords.a += index - 1;
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keywords.a += index - 1;
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break;
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break;
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}
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}
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index++;
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index++;
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}
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}
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if (ende)
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if (ende)
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break;
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break;
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}
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}
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subroutine_offset = 0;
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subroutine_offset = 0;
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for (;;)
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for (;;)
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{
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{
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if (loop_next (&keywords_table, (char*)&keywords))
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if (loop_next (&keywords_table, (char*)&keywords))
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break;
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break;
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if ((!memcmp (keywords.name, "+++", 3)))
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if ((!memcmp (keywords.name, "+++", 3)))
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local_base = 100;
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local_base = 100;
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else
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else
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local_base = 0;
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local_base = 0;
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if ((!memcmp (keywords.name, "+++", 3)))
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if ((!memcmp (keywords.name, "+++", 3)))
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subroutine_offset += local_table;
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subroutine_offset += local_table;
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for (;;)
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for (;;)
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{
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{
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if (loop_next (&local_table, (char*)&local))
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if (loop_next (&local_table, (char*)&local))
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break;;
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break;;
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if ((local.a == 0))
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if ((local.a == 0))
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continue;;
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continue;;
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foo (local.name);
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foo (local.name);
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}
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}
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}
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}
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return 0;
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return 0;
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}
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}
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