4a80a59b6e
fixes problems handling references of va_list, which happens on x86_64. This fixes PR2841 and rdar://6252231 llvm-svn: 56809
28 lines
782 B
C
28 lines
782 B
C
// RUN: clang -fsyntax-only -verify %s &&
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// RUN: clang -fsyntax-only -verify %s -triple x86_64-apple-darwin9
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void f1(int a)
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{
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__builtin_va_list ap;
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__builtin_va_start(ap, a, a); // expected-error {{too many arguments to function}}
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__builtin_va_start(ap, a); // expected-error {{'va_start' used in function with fixed args}}
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}
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void f2(int a, int b, ...)
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{
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__builtin_va_list ap;
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__builtin_va_start(ap, 10); // expected-warning {{second parameter of 'va_start' not last named argument}}
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__builtin_va_start(ap, a); // expected-warning {{second parameter of 'va_start' not last named argument}}
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__builtin_va_start(ap, b);
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}
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void f3(float a, ...)
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{
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__builtin_va_list ap;
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__builtin_va_start(ap, a);
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__builtin_va_start(ap, (a));
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}
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