File: pr30375.c

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gcc-arm-none-eabi 15%3A14.2.rel1-1
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/* { dg-do compile } */
/* { dg-options "-O2 -fdump-tree-dse1" } */

typedef struct _s {
    int a;
    int b;
    int c;
    int d;
} s;

extern void g(s*);
extern void f(void);

void test_signed_msg_encoding(void)
{
    s signInfo = { sizeof(signInfo), 0 };

    signInfo.b = 1;
    signInfo.c = 0;
    g(&signInfo);
    signInfo.d = 0;
    f();
}

/* { dg-final { scan-tree-dump-times "MEM <char\\\[\[0-9\]+]> \\\[\\(struct _s \\*\\)&signInfo \\+ \[0-9\]+B\\\] = {}" 1 "dse1"  } } */