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150
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1 // RUN: %clang -x c-header -o %t.pch %s
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2 // RUN: echo > %t.empty.c
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3 // RUN: %clang -include %t -x c %t.empty.c -emit-llvm -S -o -
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4
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5 // PR 4489: Crash with PCH
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6 // PR 4492: Crash with PCH (round two)
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7 // PR 4509: Crash with PCH (round three)
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8 typedef struct _IO_FILE FILE;
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9 extern int fprintf (struct _IO_FILE *__restrict __stream,
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10 __const char *__restrict __format, ...);
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11
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12 int x(void)
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13 {
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14 switch (1) {
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15 case 2: ;
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16 int y = 0;
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17 }
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18 }
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19
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20 void y(void) {
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21 extern char z;
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22 fprintf (0, "a");
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23 }
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24
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25 struct y0 { int i; } y0[1] = {};
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26
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27 void x0(void)
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28 {
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29 extern char z0;
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30 fprintf (0, "a");
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31 }
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32
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33 void x1(void)
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34 {
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35 fprintf (0, "asdf");
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36 }
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37
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38 void y1(void)
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39 {
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40 extern char e;
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41 fprintf (0, "asdf");
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42 }
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