Viewing file:  charconst.c (1.12 KB) -rw-r--r--
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/* Copyright (C) 2001 Free Software Foundation, Inc. */
/* { dg-do compile } */
/* This tests various diagnostics about character constants, for both
the preprocessor and the compiler.
Neil Booth, 22 May 2001. */
#if '' /* { dg-error "empty" "empty charconst" } */
#endif
#if L'' /* { dg-error "empty" "empty wide charconst" } */
#endif
#if 'very long' /* { dg-warning "too long" "long charconst" } */
#endif
#if L'very long' /* { dg-warning "too long" "long wide charconst" } */
#endif
/* Don't do this test for L'ab'; it depends upon sizeof (wchar_t). */
#if 'ab' /* { dg-warning "multi-char" "multi-character" } */
#endif
void foo ()
{
int c;
__WCHAR_TYPE__ w;
c = ''; /* { dg-error "empty" "empty charconst" } */
w = L''; /* { dg-error "empty" "empty wide charconst" } */
c = 'very long'; /* { dg-warning "too long" "long charconst" } */
w = L'very long'; /* { dg-warning "too long" "long wide charconst" } */
c = 'ab'; /* { dg-warning "multi-char" "multi-char" } */
/* Wide charconsts cannot contain more than one wide character. */
w = L'ab'; /* { dg-warning "too long" "multi-char wide" } */
}
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