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annotate gcc/testsuite/c-c++-common/pr48418.c @ 145:1830386684a0

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gcc-9.2.0
author anatofuz
date Thu, 13 Feb 2020 11:34:05 +0900
parents 04ced10e8804
children
Ignore whitespace changes - Everywhere: Within whitespace: At end of lines:
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111
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1 /* PR c/48418 */
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2 /* { dg-do compile } */
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3 /* { dg-options "-Wall -O2" } */
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4
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5 int
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6 foo (int x)
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7 {
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8 const int a = sizeof (int) * __CHAR_BIT__;
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9 const int b = -7;
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10 int c = 0;
145
1830386684a0 gcc-9.2.0
anatofuz
parents: 111
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11 c += x << a; /* { dg-warning "10:left shift count >= width of type" } */
1830386684a0 gcc-9.2.0
anatofuz
parents: 111
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12 c += x << b; /* { dg-warning "10:left shift count is negative" } */
1830386684a0 gcc-9.2.0
anatofuz
parents: 111
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13 c += x << (sizeof (int) * __CHAR_BIT__); /* { dg-warning "10:left shift count >= width of type" } */
1830386684a0 gcc-9.2.0
anatofuz
parents: 111
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14 c += x << -7; /* { dg-warning "10:left shift count is negative" } */
1830386684a0 gcc-9.2.0
anatofuz
parents: 111
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15 c += x >> a; /* { dg-warning "10:right shift count >= width of type" } */
1830386684a0 gcc-9.2.0
anatofuz
parents: 111
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16 c += x >> b; /* { dg-warning "10:right shift count is negative" } */
1830386684a0 gcc-9.2.0
anatofuz
parents: 111
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17 c += x >> (sizeof (int) * __CHAR_BIT__); /* { dg-warning "10:right shift count >= width of type" } */
1830386684a0 gcc-9.2.0
anatofuz
parents: 111
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18 c += x >> -7; /* { dg-warning "10:right shift count is negative" } */
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19 return c;
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20 }