32 lines
1.1 KiB
C
32 lines
1.1 KiB
C
/* Test for redefining macros with significant differences. */
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/* { dg-do preprocess }
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{ dg-options "-ansi -Wall" } */
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#define mac(a, b) (a) + (b)
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#define mac(a, b) (a) * (b)
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#define mac(a, b) (a) * (x)
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#define mac(a, g) (a) * (x)
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#define ro(x) foo x bar
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#define ro(x, b) foo x bar
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#define va(a...) a
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#define va(...) __VA_ARGS__
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#define foo(x) x
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#define foo(x)x /* { dg-bogus "redefined" "redefined foo" } */
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/* { dg-warning "redefined" "redef mac" { target *-*-* } 7 }
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{ dg-warning "redefined" "redef mac" { target *-*-* } 8 }
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{ dg-warning "redefined" "redef mac" { target *-*-* } 9 }
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{ dg-warning "redefined" "redef ro" { target *-*-* } 12 }
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{ dg-warning "redefined" "redef va" { target *-*-* } 15 }
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{ dg-message "previous" "prev def mac" { target *-*-* } 6 }
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{ dg-message "previous" "prev def mac" { target *-*-* } 7 }
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{ dg-message "previous" "prev def mac" { target *-*-* } 8 }
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{ dg-message "previous" "prev def ro" { target *-*-* } 11 }
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{ dg-message "previous" "prev def va" { target *-*-* } 14 }
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*/
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