clang/test/Driver/falign-loops.c

   1 /// Treat -falign-loops=0 as not specifying the option.
   2 // RUN: %clang -### -falign-loops=0 %s 2>&1 | FileCheck %s --check-prefix=CHECK_NO
   3 // RUN: %clang -### -falign-loops=1 %s 2>&1 | FileCheck %s --check-prefix=CHECK_1
   4 // RUN: %clang -### -falign-loops=4 %s 2>&1 | FileCheck %s --check-prefix=CHECK_4
   5 /// Only powers of 2 are supported for now.
   6 // RUN: not %clang -### -falign-loops=5 %s 2>&1 | FileCheck %s --check-prefix=CHECK_5
   7 // RUN: %clang -### -falign-loops=65536 %s 2>&1 | FileCheck %s --check-prefix=CHECK_65536
   8 // RUN: not %clang -### -falign-loops=65537 %s 2>&1 | FileCheck %s --check-prefix=CHECK_65537
   9 // RUN: not %clang -### -falign-loops=a %s 2>&1 | FileCheck %s --check-prefix=CHECK_ERR_A
  10
  11 // CHECK_NO-NOT: "-falign-loops=
  12 // CHECK_1: "-falign-loops=1"
  13 // CHECK_4: "-falign-loops=4"
  14 // CHECK_5: error: alignment is not a power of 2 in '-falign-loops=5'
  15 // CHECK_65536: "-falign-loops=65536"
  16 // CHECK_65537: error: invalid integral value '65537' in '-falign-loops=65537'
  17 // CHECK_ERR_A: error: invalid integral value 'a' in '-falign-loops=a'