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annotate gcc/testsuite/gcc.dg/pr48022-1.c @ 158:494b0b89df80 default tip

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author Shinji KONO <kono@ie.u-ryukyu.ac.jp>
date Mon, 25 May 2020 18:13:55 +0900 (2020-05-25)
parents 04ced10e8804
children
Ignore whitespace changes - Everywhere: Within whitespace: At end of lines:
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1 /* PR tree-optimization/48022 */
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2 /* { dg-do compile } */
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3 /* { dg-options "-O2 -Wstrict-overflow" } */
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4
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5 int
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6 foo (const char *x)
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7 {
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8 unsigned long l = 1;
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9 const unsigned char *s = (const unsigned char *) (const char *) (x);
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10 int r = s[0] - ((const unsigned char *) (const char *) ("/"))[0];
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11 if (l > 0 && r == 0)
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12 r = (s[1] - ((const unsigned char *) (const char *) ("/"))[1]);
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13 return r;
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14 }