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[/] [openrisc/] [trunk/] [gnu-old/] [gcc-4.2.2/] [gcc/] [testsuite/] [gcc.dg/] [wtr-union-init-2.c] - Rev 154
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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" } */ union foo1 { float f; int i; long l; }; union foo2 { int i; float f; long l; }; void testfunc () { /* Note we only warn for nonzero initializers. */ static union foo1 f1 = {0}; static union foo2 f2 = {0}; static union foo1 f3 = {1}; /* { dg-warning "traditional C rejects initialization of unions" "initialization of unions" } */ static union foo2 f4 = {1}; /* { dg-warning "traditional C rejects initialization of unions" "initialization of unions" } */ static union foo1 f5 = {0.0}; static union foo2 f6 = {0.0}; static union foo1 f7 = {1.0}; /* { dg-warning "traditional C rejects initialization of unions" "initialization of unions" } */ static union foo2 f8 = {1.0}; /* { dg-warning "traditional C rejects initialization of unions" "initialization of unions" } */ # 35 "sys-header.h" 3 /* We are in system headers now, no -Wtraditional warnings should issue. */ static union foo1 b1 = {0}; static union foo2 b2 = {0}; static union foo1 b3 = {1}; static union foo2 b4 = {1}; static union foo1 b5 = {0.0}; static union foo2 b6 = {0.0}; static union foo1 b7 = {1.0}; static union foo2 b8 = {1.0}; }
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