71 lines
2 KiB
C
71 lines
2 KiB
C
// RUN: %clang_cc1 %s -O1 -emit-llvm -o - | FileCheck %s
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// rdar://8315199
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/* Test for builtin conj, creal, cimag. */
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/* Origin: Joseph Myers <jsm28@cam.ac.uk> */
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extern float _Complex conjf (float _Complex);
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extern double _Complex conj (double _Complex);
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extern long double _Complex conjl (long double _Complex);
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extern float crealf (float _Complex);
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extern double creal (double _Complex);
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extern long double creall (long double _Complex);
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extern float cimagf (float _Complex);
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extern double cimag (double _Complex);
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extern long double cimagl (long double _Complex);
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extern void abort (void);
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extern void link_error (void);
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int
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main ()
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{
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/* For each type, test both runtime and compile time (constant folding)
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optimization. */
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volatile float _Complex fc = 1.0F + 2.0iF;
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volatile double _Complex dc = 1.0 + 2.0i;
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volatile long double _Complex ldc = 1.0L + 2.0iL;
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/* Test floats. */
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if (__builtin_conjf (fc) != 1.0F - 2.0iF)
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abort ();
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if (__builtin_conjf (1.0F + 2.0iF) != 1.0F - 2.0iF)
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link_error ();
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if (__builtin_crealf (fc) != 1.0F)
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abort ();
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if (__builtin_crealf (1.0F + 2.0iF) != 1.0F)
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link_error ();
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if (__builtin_cimagf (fc) != 2.0F)
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abort ();
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if (__builtin_cimagf (1.0F + 2.0iF) != 2.0F)
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link_error ();
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/* Test doubles. */
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if (__builtin_conj (dc) != 1.0 - 2.0i)
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abort ();
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if (__builtin_conj (1.0 + 2.0i) != 1.0 - 2.0i)
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link_error ();
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if (__builtin_creal (dc) != 1.0)
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abort ();
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if (__builtin_creal (1.0 + 2.0i) != 1.0)
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link_error ();
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if (__builtin_cimag (dc) != 2.0)
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abort ();
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if (__builtin_cimag (1.0 + 2.0i) != 2.0)
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link_error ();
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/* Test long doubles. */
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if (__builtin_conjl (ldc) != 1.0L - 2.0iL)
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abort ();
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if (__builtin_conjl (1.0L + 2.0iL) != 1.0L - 2.0iL)
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link_error ();
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if (__builtin_creall (ldc) != 1.0L)
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abort ();
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if (__builtin_creall (1.0L + 2.0iL) != 1.0L)
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link_error ();
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if (__builtin_cimagl (ldc) != 2.0L)
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abort ();
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if (__builtin_cimagl (1.0L + 2.0iL) != 2.0L)
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link_error ();
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}
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// CHECK-NOT: link_error
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