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annotate gcc/testsuite/gcc.dg/builtin-unreachable-2.c @ 131:84e7813d76e9

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gcc-8.2
author mir3636
date Thu, 25 Oct 2018 07:37:49 +0900
parents 04ced10e8804
children
Ignore whitespace changes - Everywhere: Within whitespace: At end of lines:
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111
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1 /* Check that __builtin_unreachable() is a no-return function thus
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2 causing the dead call to foo() to be removed. The comparison is
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3 dead too, and should be removed. */
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4 /* { dg-do compile } */
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5 /* { dg-options "-O2 -fdump-tree-optimized -fdump-rtl-cse1" } */
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6 void foo (void);
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7
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8 int
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9 f (int i)
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10 {
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11 if (i > 1)
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12 __builtin_unreachable();
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13 if (i > 1)
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14 foo ();
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15 return 1;
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16 }
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17 /* { dg-final { scan-tree-dump-not "foo" "optimized" } } */
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18 /* { dg-final { scan-rtl-dump-not "\\(if_then_else" "cse1" } } */