clang/test/Driver/mprefer-vector-width.c

   1 ////
   2 //// Verify that valid options for the -mprefer-vector-width flag are passed through and invalid options cause an error.
   3 ////
   4
   5 //// If there are no options, convert to 'all'.
   6
   7 // RUN: %clang -### -S %s -mprefer-vector-width=none  2>&1 | FileCheck --check-prefix=WIDTHNONE %s
   8 // WIDTHNONE: "-mprefer-vector-width=none"
   9
  10 //// Check options that cover all types.
  11
  12 // RUN: %clang -### -S %s -mprefer-vector-width=128  2>&1 | FileCheck --check-prefix=WIDTH128 %s
  13 // WIDTH128: "-mprefer-vector-width=128"
  14
  15 //// Check invalid parameters.
  16
  17 // RUN: not %clang -### -S %s -mprefer-vector-width=one  2>&1 | FileCheck --check-prefix=WIDTHONE %s
  18 // WIDTHONE: invalid value 'one' in 'mprefer-vector-width='
  19
  20 // RUN: not %clang -### -S %s -mprefer-vector-width=128.5  2>&1 | FileCheck --check-prefix=WIDTH128p5 %s
  21 // WIDTH128p5: invalid value '128.5' in 'mprefer-vector-width='
  22
  23 // RUN: not %clang -### -S %s -mprefer-vector-width=-128  2>&1 | FileCheck --check-prefix=WIDTHNEG128 %s
  24 // WIDTHNEG128: invalid value '-128' in 'mprefer-vector-width='