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[/] [openrisc/] [trunk/] [gnu-src/] [gcc-4.5.1/] [gcc/] [testsuite/] [gcc.dg/] [dfp/] [pragma-float-const-decimal64-8.c] - Rev 307
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/* { dg-do compile } */ /* { dg-options "-Wall" } */ /* N1312 7.1.1: The FLOAT_CONST_DECIMAL64 pragma. C99 6.4.4.2a (New). Pragma STDC FLOAT_CONST_DECIMAL64 "shall occur either outside external declarations or preceding all explicit declarations and statements inside a compound statement." */ #pragma STDC FLOAT_CONST_DECIMAL64 OFF #define MAX 200 #pragma STDC FLOAT_CONST_DECIMAL64 ON double a; #pragma STDC FLOAT_CONST_DECIMAL64 OFF struct S1 { #pragma STDC FLOAT_CONST_DECIMAL64 ON /* { dg-warning "invalid location" } */ int i; int j; }; struct S2 { int i; #pragma STDC FLOAT_CONST_DECIMAL64 ON /* { dg-warning "invalid location" } */ int j; }; struct S3 { int i; int j; #pragma STDC FLOAT_CONST_DECIMAL64 ON /* { dg-warning "invalid location" } */ }; enum E1 { #pragma STDC FLOAT_CONST_DECIMAL64 ON /* { dg-error "#pragma" } */ one, two }; enum E2 { red, #pragma STDC FLOAT_CONST_DECIMAL64 ON /* { dg-error "#pragma" } */ blue }; enum E3 { cat, dog #pragma STDC FLOAT_CONST_DECIMAL64 ON /* { dg-error "#pragma" } */ }; double #pragma STDC FLOAT_CONST_DECIMAL64 OFF /* { dg-error "#pragma" } */ b; double f1 (void) { #pragma STDC FLOAT_CONST_DECIMAL64 ON return a; } double f2 (void) { double b; #pragma STDC FLOAT_CONST_DECIMAL64 ON /* { dg-warning "invalid location" } */ b = 0.5; return a + b; } #pragma STDC FLOAT_CONST_DECIMAL64 OFF double f3 (void) { typedef double b32; #pragma STDC FLOAT_CONST_DECIMAL64 ON /* { dg-warning "invalid location" } */ b32 b = 0.5; return b; } double f4 (int i) { top: #pragma STDC FLOAT_CONST_DECIMAL64 OFF /* { dg-warning "invalid location" } */ if (i == 0) return a; a *= 2.; i = 0; goto top; } double f5 (int i) { a = a * i; #pragma STDC FLOAT_CONST_DECIMAL64 OFF /* { dg-warning "invalid location" } */ return a * 2.; } double #pragma STDC FLOAT_CONST_DECIMAL64 ON /* { dg-error "#pragma" } */ f6 (void) { return a; } double f7 #pragma STDC FLOAT_CONST_DECIMAL64 ON /* { dg-error "#pragma" } */ (void) /* { dg-error "before" } */ { return a; } double f8 (void) { { #pragma STDC FLOAT_CONST_DECIMAL64 OFF } #pragma STDC FLOAT_CONST_DECIMAL64 ON /* { dg-warning "invalid location" } */ return a; } extern void foo9 (void *); double f9 (void) { __label__ here; #pragma STDC FLOAT_CONST_DECIMAL64 ON /* { dg-warning "invalid location" } */ foo9 (&&here); here: return a; } double f10 (void) { void foo10 (void) { a = 1.0; } #pragma STDC FLOAT_CONST_DECIMAL64 ON /* { dg-warning "invalid location" } */ return a; } double f11 (void) { __extension__ struct A { struct { char a; }; char b; }; #pragma STDC FLOAT_CONST_DECIMAL64 ON /* { dg-warning "invalid location" } */ return a; } double f12 (void) { __extension__ ({ a = 0.5; }); #pragma STDC FLOAT_CONST_DECIMAL64 ON /* { dg-warning "invalid location" } */ return a; }
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