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f6e7731150
This was breaking on MSVC, since long double and double have the same semantics there. llvm-svn: 354192
22 lines
532 B
C
22 lines
532 B
C
// RUN: %clang_cc1 -triple x86_64-apple-darwin -isystem %S -Wdouble-promotion -fsyntax-only %s 2>&1 | FileCheck -allow-empty %s
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// CHECK: warning:
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// CHECK: expanded from macro 'ISNAN'
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// CHECK: expanded from macro 'isnan'
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#include <warn-in-system-macro-def.c.inc>
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#define isnan(x) \
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(sizeof (x) == sizeof (float) \
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? __isnanf (x) \
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: sizeof (x) == sizeof (double) \
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? __isnan (x) : __isnanl (x))
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int main(void)
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{
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double foo = 1.0;
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if (ISNAN(foo))
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return 1;
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return 0;
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}
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