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[/] [openrisc/] [trunk/] [gnu-src/] [gcc-4.5.1/] [gcc/] [testsuite/] [gcc.dg/] [wtr-union-init-3.c] - Rev 305
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/* Test for -Wtraditional warnings on union initialization. Note, gcc should omit these warnings in system header files. By Kaveh R. Ghazi <ghazi@caip.rutgers.edu> 9/11/2000. */ /* { dg-do compile } */ /* { dg-options "-Wtraditional" } */ struct bar { int i; long j; }; union foo { struct bar b; int i; long l; }; union foo2 { int i; long l; }; struct baz { int a; double b; union foo c; }; struct baz2 { int a; double b; union foo2 c; }; void testfunc () { /* Note we only warn for nonzero initializers. Xfail on substructures. */ static union foo f1 = {{0,0}}; /* { dg-bogus "traditional C rejects initialization of unions" "initialization of unions" { xfail *-*-* } } */ static union foo f2 = {{1,1}}; /* { dg-warning "traditional C rejects initialization of unions" "initialization of unions" } */ static struct baz f3 = { 1, 2, {{0,0}} }; /* { dg-bogus "traditional C rejects initialization of unions" "initialization of unions" { xfail *-*-* } } */ static struct baz f4 = { 1, 2, {{1,1}} }; /* { dg-warning "traditional C rejects initialization of unions" "initialization of unions" } */ static struct baz2 f5 = { 1, 2, {0} }; static struct baz2 f6 = { 1, 2, {1} }; /* { dg-warning "traditional C rejects initialization of unions" "initialization of unions" } */ # 54 "sys-header.h" 3 /* We are in system headers now, no -Wtraditional warnings should issue. */ static union foo b1 = {{0,0}}; static union foo b2 = {{1,1}}; static struct baz b3 = { 1, 2, {{0,0}} }; static struct baz b4 = { 1, 2, {{1,1}} }; static struct baz2 b5 = { 1, 2, {0} }; static struct baz2 b6 = { 1, 2, {1} }; }
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