50 lines
1.0 KiB
C
50 lines
1.0 KiB
C
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/* Regression test for https://github.com/cc65/cc65/issues/2566
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*
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* The issue was introduced in an innocious-looking commit back in 2020:
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*
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* https://github.com/cc65/cc65/commit/c3a6b399456937093eda9994f19b7f722731528d
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*
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*/
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#include <stdio.h>
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#include <stdlib.h>
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#include <stdbool.h>
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typedef struct {
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unsigned long Field1;
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unsigned long Field2;
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} RecordType;
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typedef struct {
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char dummy; // -- Offsets the Rec field by 1 byte.
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RecordType Rec;
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} StructTypeA;
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typedef struct {
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RecordType Rec;
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} StructTypeB;
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int main(void)
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{
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StructTypeA A, *Aptr;
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StructTypeB B;
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bool ok;
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A.Rec.Field1 = 0x11111111;
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A.Rec.Field2 = 0x22222222;
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Aptr = &A;
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B.Rec = Aptr->Rec;
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/* These print statements give some clues as to what's going on. */
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/*
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printf("A.Rec: %lx, %lx\n", A.Rec.Field1, A.Rec.Field2);
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printf("B.Rec: %lx, %lx\n", B.Rec.Field1, B.Rec.Field2);
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*/
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ok = (A.Rec.Field1 == B.Rec.Field1 && A.Rec.Field2 == B.Rec.Field2);
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return ok ? EXIT_SUCCESS : EXIT_FAILURE;
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}
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