fehler56

[r15446]

ir/be/test/fehler56.c

+typedef union rtunion_def
+{
+	int rtwint;
+	int rtint;
+	char *str;
+	struct rtx_def *rtx;
+} rtunion;
+
+typedef struct rtx_def
+{
+	unsigned short code;
+	int mode : 8;
+	unsigned int jump : 1;
+	unsigned int call : 1;
+	unsigned int unchanging : 1;
+	unsigned int volatil : 1;
+	unsigned int in_struct : 1;
+	unsigned int used : 1;
+	unsigned int integrated : 1;
+	rtunion fld[1];
+} *rtx;
+
+enum machine_mode {
+	PSImode,
+	SImode,
+	PDImode,
+	DImode,
+	TImode,
+	OImode,
+	QImode,
+	HImode,
+	VOIDmode
+};
+
+#define GET_MODE(RTX)       ((RTX)->mode)
+#define PUT_MODE(RTX, MODE) ((RTX)->mode = (MODE))
+
+struct rtx_def bla;
+
+void t(int did_elimination, int n_reloads) {
+	rtx insn = &bla;
+
+	printf("Before: mode %d, fldint: %d\n", insn->fld[0].rtint);
+	PUT_MODE(insn, (did_elimination ? QImode
+				: n_reloads ? HImode
+				: GET_MODE (insn) == DImode ? DImode
+				: VOIDmode));
+	printf("After: mode %d, fldint: %d\n", insn->fld[0].rtint);
+}
+
+int main()
+{
+	t(1, 1);
+	return 0;
+}